java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:22:41,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:22:41,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:22:41,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:22:41,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:22:41,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:22:41,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:22:41,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:22:41,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:22:41,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:22:41,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:22:41,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:22:41,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:22:41,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:22:41,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:22:41,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:22:41,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:22:41,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:22:41,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:22:41,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:22:41,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:22:41,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:22:41,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:22:41,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:22:41,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:22:41,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:22:41,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:22:41,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:22:41,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:22:41,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:22:41,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:22:41,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:22:41,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:22:41,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:22:41,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:22:41,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:22:41,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:22:41,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:22:41,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:22:41,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:22:41,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:22:41,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 20:22:41,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:22:41,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:22:41,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:22:41,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:22:41,491 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:22:41,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:22:41,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:22:41,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:22:41,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:22:41,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:22:41,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:22:41,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:22:41,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:22:41,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:22:41,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:22:41,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:22:41,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:22:41,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:22:41,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:22:41,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:22:41,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:22:41,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:22:41,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:22:41,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:22:41,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:22:41,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:22:41,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:22:41,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:22:41,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:22:41,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:22:41,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:22:41,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:22:41,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:22:41,767 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:22:41,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i [2019-10-13 20:22:41,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34007f40/f258593f936843ddb526870841360512/FLAG35d02a4b4 [2019-10-13 20:22:42,589 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:22:42,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i [2019-10-13 20:22:42,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34007f40/f258593f936843ddb526870841360512/FLAG35d02a4b4 [2019-10-13 20:22:43,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34007f40/f258593f936843ddb526870841360512 [2019-10-13 20:22:43,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:22:43,161 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:22:43,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:22:43,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:22:43,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:22:43,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:22:43" (1/1) ... [2019-10-13 20:22:43,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271685cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:43, skipping insertion in model container [2019-10-13 20:22:43,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:22:43" (1/1) ... [2019-10-13 20:22:43,176 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:22:43,310 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:22:45,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:22:45,475 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:22:45,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:22:46,284 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:22:46,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46 WrapperNode [2019-10-13 20:22:46,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:22:46,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:22:46,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:22:46,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:22:46,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... [2019-10-13 20:22:46,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:22:46,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:22:46,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:22:46,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:22:46,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:22:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:22:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:22:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 20:22:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-13 20:22:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 20:22:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-13 20:22:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2019-10-13 20:22:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-13 20:22:46,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-13 20:22:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2019-10-13 20:22:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-13 20:22:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-13 20:22:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-13 20:22:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-13 20:22:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-13 20:22:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-13 20:22:46,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-13 20:22:46,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-10-13 20:22:46,688 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-13 20:22:46,689 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 20:22:46,689 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-13 20:22:46,689 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-13 20:22:46,689 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-13 20:22:46,689 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-13 20:22:46,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-13 20:22:46,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 20:22:46,690 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 20:22:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 20:22:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:22:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:22:46,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:22:46,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:22:46,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:22:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:22:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:22:46,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:22:46,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 20:22:46,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_next_binrec [2019-10-13 20:22:46,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_validate_fw [2019-10-13 20:22:46,694 INFO L138 BoogieDeclarations]: Found implementation of procedure request_ihex_firmware [2019-10-13 20:22:46,694 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-13 20:22:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-13 20:22:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-10-13 20:22:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-13 20:22:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-10-13 20:22:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-10-13 20:22:46,695 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be32 [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_buttons_report [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_setup_buttons [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_buttons [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_gamepad_report [2019-10-13 20:22:46,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_setup_gamepad [2019-10-13 20:22:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_gamepad [2019-10-13 20:22:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_report_events [2019-10-13 20:22:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_handle_response [2019-10-13 20:22:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_process_data [2019-10-13 20:22:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_byte_needs_escape [2019-10-13 20:22:46,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_send_cmd_chunk [2019-10-13 20:22:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_send_command [2019-10-13 20:22:46,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __ims_pcu_execute_command [2019-10-13 20:22:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __ims_pcu_execute_bl_command [2019-10-13 20:22:46,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_get_info [2019-10-13 20:22:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_set_info [2019-10-13 20:22:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_switch_to_bootloader [2019-10-13 20:22:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_count_fw_records [2019-10-13 20:22:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_verify_block [2019-10-13 20:22:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_flash_firmware [2019-10-13 20:22:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_handle_firmware_update [2019-10-13 20:22:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_process_async_firmware [2019-10-13 20:22:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_backlight_work [2019-10-13 20:22:46,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_backlight_set_brightness [2019-10-13 20:22:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_backlight_get_brightness [2019-10-13 20:22:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_setup_backlight [2019-10-13 20:22:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_backlight [2019-10-13 20:22:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_attribute_show [2019-10-13 20:22:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_attribute_store [2019-10-13 20:22:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_reset_device [2019-10-13 20:22:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_update_firmware_store [2019-10-13 20:22:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_update_firmware_status_show [2019-10-13 20:22:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_is_attr_visible [2019-10-13 20:22:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_irq [2019-10-13 20:22:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_buffers_alloc [2019-10-13 20:22:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_buffers_free [2019-10-13 20:22:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_get_cdc_union_desc [2019-10-13 20:22:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_parse_cdc_data [2019-10-13 20:22:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_start_io [2019-10-13 20:22:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_stop_io [2019-10-13 20:22:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_line_setup [2019-10-13 20:22:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_get_device_info [2019-10-13 20:22:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_identify_type [2019-10-13 20:22:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_init_application_mode [2019-10-13 20:22:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_application_mode [2019-10-13 20:22:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_init_bootloader_mode [2019-10-13 20:22:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_bootloader_mode [2019-10-13 20:22:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_probe [2019-10-13 20:22:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_disconnect [2019-10-13 20:22:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_suspend [2019-10-13 20:22:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_resume [2019-10-13 20:22:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_driver_init [2019-10-13 20:22:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_driver_exit [2019-10-13 20:22:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_10 [2019-10-13 20:22:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_6 [2019-10-13 20:22:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_9 [2019-10-13 20:22:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_11 [2019-10-13 20:22:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_8 [2019-10-13 20:22:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_7 [2019-10-13 20:22:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-13 20:22:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:22:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-13 20:22:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_2 [2019-10-13 20:22:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2019-10-13 20:22:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_9 [2019-10-13 20:22:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_10 [2019-10-13 20:22:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_11 [2019-10-13 20:22:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_12 [2019-10-13 20:22:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_13 [2019-10-13 20:22:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_14 [2019-10-13 20:22:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_15 [2019-10-13 20:22:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_16 [2019-10-13 20:22:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_17 [2019-10-13 20:22:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_18 [2019-10-13 20:22:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_24 [2019-10-13 20:22:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_25 [2019-10-13 20:22:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-10-13 20:22:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-10-13 20:22:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-10-13 20:22:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-10-13 20:22:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-10-13 20:22:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-10-13 20:22:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-10-13 20:22:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-10-13 20:22:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-10-13 20:22:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-13 20:22:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-10-13 20:22:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-10-13 20:22:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-10-13 20:22:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-10-13 20:22:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-10-13 20:22:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-10-13 20:22:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:22:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 20:22:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 20:22:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-13 20:22:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 20:22:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 20:22:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-13 20:22:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-13 20:22:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 20:22:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-13 20:22:46,740 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoint [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:22:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure led_classdev_register [2019-10-13 20:22:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure led_classdev_unregister [2019-10-13 20:22:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-13 20:22:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-13 20:22:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-13 20:22:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 20:22:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 20:22:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-13 20:22:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-13 20:22:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-13 20:22:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware_nowait [2019-10-13 20:22:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-10-13 20:22:46,743 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-13 20:22:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2019-10-13 20:22:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-13 20:22:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify [2019-10-13 20:22:46,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-13 20:22:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-13 20:22:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-10-13 20:22:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-13 20:22:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-13 20:22:46,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2019-10-13 20:22:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2019-10-13 20:22:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-13 20:22:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-10-13 20:22:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-13 20:22:46,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-13 20:22:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-10-13 20:22:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-13 20:22:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:22:46,747 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:22:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:22:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:22:46,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 20:22:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:22:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:22:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 20:22:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:22:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-13 20:22:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-13 20:22:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-10-13 20:22:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-13 20:22:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 20:22:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-13 20:22:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2019-10-13 20:22:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:22:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-13 20:22:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-13 20:22:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2019-10-13 20:22:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-13 20:22:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoint [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-13 20:22:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-13 20:22:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-13 20:22:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify [2019-10-13 20:22:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_2 [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_18 [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2019-10-13 20:22:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-10-13 20:22:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-13 20:22:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:22:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-13 20:22:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_24 [2019-10-13 20:22:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-13 20:22:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_25 [2019-10-13 20:22:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_10 [2019-10-13 20:22:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_12 [2019-10-13 20:22:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_9 [2019-10-13 20:22:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_11 [2019-10-13 20:22:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_13 [2019-10-13 20:22:46,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_14 [2019-10-13 20:22:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_15 [2019-10-13 20:22:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2019-10-13 20:22:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_16 [2019-10-13 20:22:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_17 [2019-10-13 20:22:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-13 20:22:46,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-13 20:22:46,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-13 20:22:46,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-13 20:22:46,772 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-10-13 20:22:46,772 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-13 20:22:46,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-10-13 20:22:46,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-10-13 20:22:46,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-10-13 20:22:46,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-10-13 20:22:46,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-10-13 20:22:46,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-13 20:22:46,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-10-13 20:22:46,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-10-13 20:22:46,774 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:22:46,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:22:46,775 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 20:22:46,775 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 20:22:46,775 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 20:22:46,775 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:22:46,775 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:22:46,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:22:46,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-13 20:22:46,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:22:46,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:22:46,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:22:46,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:22:46,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:22:46,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:22:46,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:22:46,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_10 [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_6 [2019-10-13 20:22:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_9 [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_11 [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_8 [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_7 [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware_nowait [2019-10-13 20:22:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_next_binrec [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_validate_fw [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure request_ihex_firmware [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-13 20:22:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure led_classdev_register [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure led_classdev_unregister [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-10-13 20:22:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be32 [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_buttons_report [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_setup_buttons [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_buttons [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_gamepad_report [2019-10-13 20:22:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_setup_gamepad [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_gamepad [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_report_events [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_handle_response [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_process_data [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_byte_needs_escape [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_send_cmd_chunk [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_send_command [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure __ims_pcu_execute_command [2019-10-13 20:22:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure __ims_pcu_execute_bl_command [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_get_info [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_set_info [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_switch_to_bootloader [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_count_fw_records [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_verify_block [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_flash_firmware [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_handle_firmware_update [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_process_async_firmware [2019-10-13 20:22:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_backlight_work [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_backlight_set_brightness [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_backlight_get_brightness [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_setup_backlight [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_backlight [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_attribute_show [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_attribute_store [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:22:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_reset_device [2019-10-13 20:22:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_update_firmware_store [2019-10-13 20:22:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_update_firmware_status_show [2019-10-13 20:22:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_is_attr_visible [2019-10-13 20:22:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_irq [2019-10-13 20:22:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_buffers_alloc [2019-10-13 20:22:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_buffers_free [2019-10-13 20:22:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_get_cdc_union_desc [2019-10-13 20:22:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_parse_cdc_data [2019-10-13 20:22:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_start_io [2019-10-13 20:22:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_stop_io [2019-10-13 20:22:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_line_setup [2019-10-13 20:22:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_get_device_info [2019-10-13 20:22:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_identify_type [2019-10-13 20:22:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_init_application_mode [2019-10-13 20:22:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_application_mode [2019-10-13 20:22:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_init_bootloader_mode [2019-10-13 20:22:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_bootloader_mode [2019-10-13 20:22:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_probe [2019-10-13 20:22:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_disconnect [2019-10-13 20:22:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_suspend [2019-10-13 20:22:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_resume [2019-10-13 20:22:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_driver_init [2019-10-13 20:22:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_driver_exit [2019-10-13 20:22:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:22:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:22:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:22:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-10-13 20:22:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-10-13 20:22:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 20:22:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-10-13 20:22:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-10-13 20:22:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-10-13 20:22:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-10-13 20:22:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-10-13 20:22:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-10-13 20:22:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 20:22:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:22:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:22:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:22:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:22:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:22:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:22:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:22:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 20:22:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 20:22:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 20:22:48,139 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:22:53,142 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-10-13 20:22:55,517 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:22:55,518 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 20:22:55,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:22:55 BoogieIcfgContainer [2019-10-13 20:22:55,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:22:55,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:22:55,524 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:22:55,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:22:55,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:22:43" (1/3) ... [2019-10-13 20:22:55,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6757f9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:22:55, skipping insertion in model container [2019-10-13 20:22:55,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:22:46" (2/3) ... [2019-10-13 20:22:55,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6757f9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:22:55, skipping insertion in model container [2019-10-13 20:22:55,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:22:55" (3/3) ... [2019-10-13 20:22:55,533 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i [2019-10-13 20:22:55,545 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:22:55,567 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:22:55,585 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:22:55,644 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:22:55,647 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:22:55,647 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:22:55,647 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:22:55,647 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:22:55,648 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:22:55,648 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:22:55,648 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:22:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states. [2019-10-13 20:22:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-13 20:22:55,808 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:22:55,809 INFO L380 BasicCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:22:55,814 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:22:55,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:22:55,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1545703312, now seen corresponding path program 1 times [2019-10-13 20:22:55,833 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:22:55,833 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501055049] [2019-10-13 20:22:55,834 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:22:55,834 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:22:55,834 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:22:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:22:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2019-10-13 20:22:56,863 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501055049] [2019-10-13 20:22:56,864 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:22:56,864 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:22:56,864 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703711737] [2019-10-13 20:22:56,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:22:56,870 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:22:56,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:22:56,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:22:56,887 INFO L87 Difference]: Start difference. First operand 1576 states. Second operand 3 states. [2019-10-13 20:22:59,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:22:59,646 INFO L93 Difference]: Finished difference Result 4335 states and 5681 transitions. [2019-10-13 20:22:59,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:22:59,648 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2019-10-13 20:22:59,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:22:59,704 INFO L225 Difference]: With dead ends: 4335 [2019-10-13 20:22:59,705 INFO L226 Difference]: Without dead ends: 2831 [2019-10-13 20:22:59,720 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:22:59,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2831 states. [2019-10-13 20:22:59,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2831 to 2831. [2019-10-13 20:22:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2831 states. [2019-10-13 20:23:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 3690 transitions. [2019-10-13 20:23:00,009 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 3690 transitions. Word has length 190 [2019-10-13 20:23:00,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:00,011 INFO L462 AbstractCegarLoop]: Abstraction has 2831 states and 3690 transitions. [2019-10-13 20:23:00,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3690 transitions. [2019-10-13 20:23:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-13 20:23:00,017 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:00,017 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:00,017 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:00,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:00,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1284164907, now seen corresponding path program 1 times [2019-10-13 20:23:00,018 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:00,018 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613898450] [2019-10-13 20:23:00,019 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:00,019 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:00,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-10-13 20:23:00,691 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613898450] [2019-10-13 20:23:00,691 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:00,691 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:00,691 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418490422] [2019-10-13 20:23:00,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:00,695 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:00,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:00,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:00,695 INFO L87 Difference]: Start difference. First operand 2831 states and 3690 transitions. Second operand 3 states. [2019-10-13 20:23:00,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:00,997 INFO L93 Difference]: Finished difference Result 8374 states and 11055 transitions. [2019-10-13 20:23:00,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:00,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 206 [2019-10-13 20:23:00,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:01,041 INFO L225 Difference]: With dead ends: 8374 [2019-10-13 20:23:01,041 INFO L226 Difference]: Without dead ends: 5602 [2019-10-13 20:23:01,056 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:01,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5602 states. [2019-10-13 20:23:01,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5602 to 5592. [2019-10-13 20:23:01,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5592 states. [2019-10-13 20:23:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5592 states to 5592 states and 7344 transitions. [2019-10-13 20:23:01,314 INFO L78 Accepts]: Start accepts. Automaton has 5592 states and 7344 transitions. Word has length 206 [2019-10-13 20:23:01,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:01,316 INFO L462 AbstractCegarLoop]: Abstraction has 5592 states and 7344 transitions. [2019-10-13 20:23:01,316 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 5592 states and 7344 transitions. [2019-10-13 20:23:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-10-13 20:23:01,322 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:01,323 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:01,323 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:01,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:01,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1155157738, now seen corresponding path program 1 times [2019-10-13 20:23:01,324 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:01,325 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532224329] [2019-10-13 20:23:01,325 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:01,325 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:01,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-10-13 20:23:01,751 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532224329] [2019-10-13 20:23:01,752 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:01,752 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 20:23:01,752 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819595785] [2019-10-13 20:23:01,753 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 20:23:01,753 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:01,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 20:23:01,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 20:23:01,754 INFO L87 Difference]: Start difference. First operand 5592 states and 7344 transitions. Second operand 4 states. [2019-10-13 20:23:02,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:02,035 INFO L93 Difference]: Finished difference Result 11158 states and 14650 transitions. [2019-10-13 20:23:02,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 20:23:02,036 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 207 [2019-10-13 20:23:02,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:02,085 INFO L225 Difference]: With dead ends: 11158 [2019-10-13 20:23:02,085 INFO L226 Difference]: Without dead ends: 5624 [2019-10-13 20:23:02,116 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:23:02,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5624 states. [2019-10-13 20:23:02,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5624 to 5624. [2019-10-13 20:23:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5624 states. [2019-10-13 20:23:02,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5624 states to 5624 states and 7388 transitions. [2019-10-13 20:23:02,410 INFO L78 Accepts]: Start accepts. Automaton has 5624 states and 7388 transitions. Word has length 207 [2019-10-13 20:23:02,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:02,411 INFO L462 AbstractCegarLoop]: Abstraction has 5624 states and 7388 transitions. [2019-10-13 20:23:02,411 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 20:23:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 5624 states and 7388 transitions. [2019-10-13 20:23:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-10-13 20:23:02,417 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:02,418 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:02,418 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:02,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:02,418 INFO L82 PathProgramCache]: Analyzing trace with hash -491963370, now seen corresponding path program 1 times [2019-10-13 20:23:02,418 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:02,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312654522] [2019-10-13 20:23:02,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:02,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:02,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2019-10-13 20:23:03,743 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312654522] [2019-10-13 20:23:03,744 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:03,744 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:03,744 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512689350] [2019-10-13 20:23:03,746 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:03,747 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:03,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:03,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:03,748 INFO L87 Difference]: Start difference. First operand 5624 states and 7388 transitions. Second operand 3 states. [2019-10-13 20:23:03,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:03,941 INFO L93 Difference]: Finished difference Result 5626 states and 7389 transitions. [2019-10-13 20:23:03,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:03,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2019-10-13 20:23:03,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:03,977 INFO L225 Difference]: With dead ends: 5626 [2019-10-13 20:23:03,977 INFO L226 Difference]: Without dead ends: 5623 [2019-10-13 20:23:03,981 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:03,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5623 states. [2019-10-13 20:23:04,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5623 to 5623. [2019-10-13 20:23:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5623 states. [2019-10-13 20:23:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5623 states to 5623 states and 7386 transitions. [2019-10-13 20:23:04,253 INFO L78 Accepts]: Start accepts. Automaton has 5623 states and 7386 transitions. Word has length 208 [2019-10-13 20:23:04,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:04,254 INFO L462 AbstractCegarLoop]: Abstraction has 5623 states and 7386 transitions. [2019-10-13 20:23:04,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 5623 states and 7386 transitions. [2019-10-13 20:23:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-10-13 20:23:04,259 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:04,259 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:04,260 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:04,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:04,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1928258296, now seen corresponding path program 1 times [2019-10-13 20:23:04,260 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:04,261 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843176641] [2019-10-13 20:23:04,261 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:04,261 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:04,261 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:04,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2019-10-13 20:23:04,670 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843176641] [2019-10-13 20:23:04,670 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:04,670 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:04,671 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555692744] [2019-10-13 20:23:04,671 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:04,671 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:04,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:04,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:04,672 INFO L87 Difference]: Start difference. First operand 5623 states and 7386 transitions. Second operand 3 states. [2019-10-13 20:23:04,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:04,925 INFO L93 Difference]: Finished difference Result 5625 states and 7387 transitions. [2019-10-13 20:23:04,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:04,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2019-10-13 20:23:04,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:04,958 INFO L225 Difference]: With dead ends: 5625 [2019-10-13 20:23:04,959 INFO L226 Difference]: Without dead ends: 5622 [2019-10-13 20:23:04,962 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:04,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5622 states. [2019-10-13 20:23:05,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5622 to 5622. [2019-10-13 20:23:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5622 states. [2019-10-13 20:23:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5622 states to 5622 states and 7384 transitions. [2019-10-13 20:23:05,266 INFO L78 Accepts]: Start accepts. Automaton has 5622 states and 7384 transitions. Word has length 209 [2019-10-13 20:23:05,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:05,267 INFO L462 AbstractCegarLoop]: Abstraction has 5622 states and 7384 transitions. [2019-10-13 20:23:05,267 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 5622 states and 7384 transitions. [2019-10-13 20:23:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-10-13 20:23:05,272 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:05,272 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:05,273 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:05,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:05,273 INFO L82 PathProgramCache]: Analyzing trace with hash -354276519, now seen corresponding path program 1 times [2019-10-13 20:23:05,273 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:05,273 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92564728] [2019-10-13 20:23:05,274 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:05,274 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:05,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2019-10-13 20:23:05,644 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92564728] [2019-10-13 20:23:05,645 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:05,645 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:05,645 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517687977] [2019-10-13 20:23:05,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:05,646 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:05,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:05,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:05,646 INFO L87 Difference]: Start difference. First operand 5622 states and 7384 transitions. Second operand 3 states. [2019-10-13 20:23:05,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:05,859 INFO L93 Difference]: Finished difference Result 5624 states and 7385 transitions. [2019-10-13 20:23:05,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:05,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2019-10-13 20:23:05,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:05,918 INFO L225 Difference]: With dead ends: 5624 [2019-10-13 20:23:05,918 INFO L226 Difference]: Without dead ends: 5621 [2019-10-13 20:23:05,923 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:05,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5621 states. [2019-10-13 20:23:06,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5621 to 5621. [2019-10-13 20:23:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5621 states. [2019-10-13 20:23:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5621 states to 5621 states and 7382 transitions. [2019-10-13 20:23:06,255 INFO L78 Accepts]: Start accepts. Automaton has 5621 states and 7382 transitions. Word has length 210 [2019-10-13 20:23:06,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:06,256 INFO L462 AbstractCegarLoop]: Abstraction has 5621 states and 7382 transitions. [2019-10-13 20:23:06,256 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 5621 states and 7382 transitions. [2019-10-13 20:23:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-10-13 20:23:06,261 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:06,262 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:06,262 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:06,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:06,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1901593115, now seen corresponding path program 1 times [2019-10-13 20:23:06,263 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:06,263 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117174769] [2019-10-13 20:23:06,263 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:06,263 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:06,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2019-10-13 20:23:06,682 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117174769] [2019-10-13 20:23:06,683 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:06,683 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:06,683 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978620765] [2019-10-13 20:23:06,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:06,684 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:06,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:06,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:06,685 INFO L87 Difference]: Start difference. First operand 5621 states and 7382 transitions. Second operand 3 states. [2019-10-13 20:23:07,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:07,034 INFO L93 Difference]: Finished difference Result 5623 states and 7383 transitions. [2019-10-13 20:23:07,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:07,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2019-10-13 20:23:07,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:07,076 INFO L225 Difference]: With dead ends: 5623 [2019-10-13 20:23:07,076 INFO L226 Difference]: Without dead ends: 5601 [2019-10-13 20:23:07,082 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:07,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5601 states. [2019-10-13 20:23:07,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5601 to 5601. [2019-10-13 20:23:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5601 states. [2019-10-13 20:23:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5601 states to 5601 states and 7358 transitions. [2019-10-13 20:23:07,385 INFO L78 Accepts]: Start accepts. Automaton has 5601 states and 7358 transitions. Word has length 211 [2019-10-13 20:23:07,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:07,385 INFO L462 AbstractCegarLoop]: Abstraction has 5601 states and 7358 transitions. [2019-10-13 20:23:07,385 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 5601 states and 7358 transitions. [2019-10-13 20:23:07,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-10-13 20:23:07,408 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:07,409 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:07,409 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:07,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:07,410 INFO L82 PathProgramCache]: Analyzing trace with hash 162889352, now seen corresponding path program 1 times [2019-10-13 20:23:07,410 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:07,410 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450834303] [2019-10-13 20:23:07,410 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:07,410 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:07,411 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:07,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1228 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1219 trivial. 0 not checked. [2019-10-13 20:23:07,868 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450834303] [2019-10-13 20:23:07,868 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:07,869 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:07,870 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137509419] [2019-10-13 20:23:07,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:07,873 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:07,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:07,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:07,874 INFO L87 Difference]: Start difference. First operand 5601 states and 7358 transitions. Second operand 3 states. [2019-10-13 20:23:08,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:08,625 INFO L93 Difference]: Finished difference Result 13227 states and 17446 transitions. [2019-10-13 20:23:08,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:08,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 381 [2019-10-13 20:23:08,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:08,675 INFO L225 Difference]: With dead ends: 13227 [2019-10-13 20:23:08,675 INFO L226 Difference]: Without dead ends: 7685 [2019-10-13 20:23:08,699 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:08,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7685 states. [2019-10-13 20:23:09,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7685 to 7643. [2019-10-13 20:23:09,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7643 states. [2019-10-13 20:23:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7643 states to 7643 states and 10118 transitions. [2019-10-13 20:23:09,219 INFO L78 Accepts]: Start accepts. Automaton has 7643 states and 10118 transitions. Word has length 381 [2019-10-13 20:23:09,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:09,219 INFO L462 AbstractCegarLoop]: Abstraction has 7643 states and 10118 transitions. [2019-10-13 20:23:09,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 7643 states and 10118 transitions. [2019-10-13 20:23:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-10-13 20:23:09,253 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:09,253 INFO L380 BasicCegarLoop]: trace histogram [26, 26, 26, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:09,253 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:09,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:09,254 INFO L82 PathProgramCache]: Analyzing trace with hash 717905472, now seen corresponding path program 1 times [2019-10-13 20:23:09,254 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:09,254 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055822985] [2019-10-13 20:23:09,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:09,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:09,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2019-10-13 20:23:09,753 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055822985] [2019-10-13 20:23:09,754 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:09,754 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 20:23:09,754 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191096730] [2019-10-13 20:23:09,755 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 20:23:09,755 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:09,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 20:23:09,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:09,756 INFO L87 Difference]: Start difference. First operand 7643 states and 10118 transitions. Second operand 3 states. [2019-10-13 20:23:12,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:23:12,467 INFO L93 Difference]: Finished difference Result 12051 states and 15948 transitions. [2019-10-13 20:23:12,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 20:23:12,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 424 [2019-10-13 20:23:12,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:23:12,486 INFO L225 Difference]: With dead ends: 12051 [2019-10-13 20:23:12,487 INFO L226 Difference]: Without dead ends: 4475 [2019-10-13 20:23:12,514 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 20:23:12,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4475 states. [2019-10-13 20:23:12,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4475 to 4470. [2019-10-13 20:23:12,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4470 states. [2019-10-13 20:23:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 4470 states and 5916 transitions. [2019-10-13 20:23:12,755 INFO L78 Accepts]: Start accepts. Automaton has 4470 states and 5916 transitions. Word has length 424 [2019-10-13 20:23:12,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:23:12,755 INFO L462 AbstractCegarLoop]: Abstraction has 4470 states and 5916 transitions. [2019-10-13 20:23:12,756 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 20:23:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 4470 states and 5916 transitions. [2019-10-13 20:23:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2019-10-13 20:23:12,779 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:23:12,780 INFO L380 BasicCegarLoop]: trace histogram [37, 37, 37, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 20:23:12,780 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:23:12,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:23:12,781 INFO L82 PathProgramCache]: Analyzing trace with hash 246820501, now seen corresponding path program 1 times [2019-10-13 20:23:12,781 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:23:12,781 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311426443] [2019-10-13 20:23:12,781 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:12,781 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:23:12,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:23:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:23:13,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2714 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2692 trivial. 0 not checked. [2019-10-13 20:23:13,738 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311426443] [2019-10-13 20:23:13,738 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:23:13,739 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 20:23:13,739 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336393707] [2019-10-13 20:23:13,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 20:23:13,740 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:23:13,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 20:23:13,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2019-10-13 20:23:13,741 INFO L87 Difference]: Start difference. First operand 4470 states and 5916 transitions. Second operand 12 states.