/usr/bin/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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -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-fb55353 [2019-11-07 02:29:47,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 02:29:48,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 02:29:48,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 02:29:48,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 02:29:48,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 02:29:48,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 02:29:48,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 02:29:48,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 02:29:48,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 02:29:48,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 02:29:48,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 02:29:48,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 02:29:48,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 02:29:48,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 02:29:48,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 02:29:48,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 02:29:48,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 02:29:48,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 02:29:48,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 02:29:48,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 02:29:48,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 02:29:48,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 02:29:48,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 02:29:48,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 02:29:48,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 02:29:48,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 02:29:48,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 02:29:48,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 02:29:48,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 02:29:48,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 02:29:48,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 02:29:48,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 02:29:48,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 02:29:48,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 02:29:48,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 02:29:48,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 02:29:48,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 02:29:48,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 02:29:48,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 02:29:48,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 02:29:48,080 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 [2019-11-07 02:29:48,094 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 02:29:48,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 02:29:48,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 02:29:48,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 02:29:48,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 02:29:48,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 02:29:48,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 02:29:48,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 02:29:48,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 02:29:48,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 02:29:48,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 02:29:48,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 02:29:48,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 02:29:48,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 02:29:48,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 02:29:48,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 02:29:48,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 02:29:48,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 02:29:48,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 02:29:48,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 02:29:48,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 02:29:48,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 02:29:48,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 02:29:48,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 02:29:48,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 02:29:48,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 02:29:48,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 02:29:48,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 02:29:48,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 02:29:48,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 02:29:48,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 02:29:48,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 02:29:48,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 02:29:48,428 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 02:29:48,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i [2019-11-07 02:29:48,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b49956d2/aed4da2399164a52aea7cebf7cb9ff42/FLAG334d521d9 [2019-11-07 02:29:49,412 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 02:29:49,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i [2019-11-07 02:29:49,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b49956d2/aed4da2399164a52aea7cebf7cb9ff42/FLAG334d521d9 [2019-11-07 02:29:49,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b49956d2/aed4da2399164a52aea7cebf7cb9ff42 [2019-11-07 02:29:49,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 02:29:49,923 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 02:29:49,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 02:29:49,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 02:29:49,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 02:29:49,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:29:49" (1/1) ... [2019-11-07 02:29:49,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df597fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:49, skipping insertion in model container [2019-11-07 02:29:49,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:29:49" (1/1) ... [2019-11-07 02:29:49,954 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 02:29:50,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 02:29:52,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:29:52,544 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 02:29:52,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:29:53,313 INFO L192 MainTranslator]: Completed translation [2019-11-07 02:29:53,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53 WrapperNode [2019-11-07 02:29:53,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 02:29:53,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 02:29:53,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 02:29:53,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 02:29:53,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (1/1) ... [2019-11-07 02:29:53,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 02:29:53,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 02:29:53,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 02:29:53,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 02:29:53,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (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 [2019-11-07 02:29:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 02:29:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 02:29:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-07 02:29:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-11-07 02:29:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-11-07 02:29:53,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-11-07 02:29:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2019-11-07 02:29:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-11-07 02:29:53,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-11-07 02:29:53,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2019-11-07 02:29:53,742 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-11-07 02:29:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-11-07 02:29:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-11-07 02:29:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-11-07 02:29:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-11-07 02:29:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-11-07 02:29:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-11-07 02:29:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-11-07 02:29:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-11-07 02:29:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-07 02:29:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-11-07 02:29:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-11-07 02:29:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-11-07 02:29:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-11-07 02:29:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-11-07 02:29:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-07 02:29:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-07 02:29:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 02:29:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 02:29:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 02:29:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-07 02:29:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_next_binrec [2019-11-07 02:29:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_validate_fw [2019-11-07 02:29:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure request_ihex_firmware [2019-11-07 02:29:53,753 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-11-07 02:29:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-11-07 02:29:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-11-07 02:29:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-11-07 02:29:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-11-07 02:29:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-11-07 02:29:53,754 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2019-11-07 02:29:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be32 [2019-11-07 02:29:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2019-11-07 02:29:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_buttons_report [2019-11-07 02:29:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_setup_buttons [2019-11-07 02:29:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_buttons [2019-11-07 02:29:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_gamepad_report [2019-11-07 02:29:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_setup_gamepad [2019-11-07 02:29:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_gamepad [2019-11-07 02:29:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_report_events [2019-11-07 02:29:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_handle_response [2019-11-07 02:29:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_process_data [2019-11-07 02:29:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_byte_needs_escape [2019-11-07 02:29:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_send_cmd_chunk [2019-11-07 02:29:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_send_command [2019-11-07 02:29:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __ims_pcu_execute_command [2019-11-07 02:29:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __ims_pcu_execute_bl_command [2019-11-07 02:29:53,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_get_info [2019-11-07 02:29:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_set_info [2019-11-07 02:29:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_switch_to_bootloader [2019-11-07 02:29:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_count_fw_records [2019-11-07 02:29:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_verify_block [2019-11-07 02:29:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_flash_firmware [2019-11-07 02:29:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_handle_firmware_update [2019-11-07 02:29:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_process_async_firmware [2019-11-07 02:29:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_backlight_work [2019-11-07 02:29:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_backlight_set_brightness [2019-11-07 02:29:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_backlight_get_brightness [2019-11-07 02:29:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_setup_backlight [2019-11-07 02:29:53,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_backlight [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_attribute_show [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_attribute_store [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_reset_device [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_update_firmware_store [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_update_firmware_status_show [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_is_attr_visible [2019-11-07 02:29:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_irq [2019-11-07 02:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_buffers_alloc [2019-11-07 02:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_buffers_free [2019-11-07 02:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_get_cdc_union_desc [2019-11-07 02:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_parse_cdc_data [2019-11-07 02:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_start_io [2019-11-07 02:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_stop_io [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_line_setup [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_get_device_info [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_identify_type [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_init_application_mode [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_application_mode [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_init_bootloader_mode [2019-11-07 02:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_destroy_bootloader_mode [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_probe [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_disconnect [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_suspend [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_resume [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_driver_init [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ims_pcu_driver_exit [2019-11-07 02:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_10 [2019-11-07 02:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_6 [2019-11-07 02:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_9 [2019-11-07 02:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_11 [2019-11-07 02:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_8 [2019-11-07 02:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ims_pcu_attribute_7 [2019-11-07 02:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_2 [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_9 [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_10 [2019-11-07 02:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_11 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_12 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_13 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_14 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_15 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_16 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_17 [2019-11-07 02:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_18 [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_24 [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_25 [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-11-07 02:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-11-07 02:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-11-07 02:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-11-07 02:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-11-07 02:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-11-07 02:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-11-07 02:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 02:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-11-07 02:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-07 02:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-11-07 02:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-07 02:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-11-07 02:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-11-07 02:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-11-07 02:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoint [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure led_classdev_register [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure led_classdev_unregister [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-11-07 02:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware_nowait [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-11-07 02:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-11-07 02:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-11-07 02:29:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-11-07 02:29:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 02:29:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 02:29:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 02:29:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 02:29:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-07 02:29:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-11-07 02:29:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2019-11-07 02:29:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-11-07 02:29:53,779 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoint [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-07 02:29:53,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-11-07 02:29:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-11-07 02:29:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-11-07 02:29:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_2 [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_18 [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2019-11-07 02:29:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_24 [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_25 [2019-11-07 02:29:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_10 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_12 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_9 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_11 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_13 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_14 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_15 [2019-11-07 02:29:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_16 [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_17 [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-11-07 02:29:53,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-11-07 02:29:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-07 02:29:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 02:29:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 02:29:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_10 [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_6 [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_9 [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_11 [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_8 [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ims_pcu_attribute_7 [2019-11-07 02:29:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware_nowait [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_next_binrec [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_validate_fw [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure request_ihex_firmware [2019-11-07 02:29:53,793 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-11-07 02:29:53,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure led_classdev_register [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure led_classdev_unregister [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be32 [2019-11-07 02:29:53,795 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_buttons_report [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_setup_buttons [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_buttons [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_gamepad_report [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_setup_gamepad [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_gamepad [2019-11-07 02:29:53,796 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_report_events [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_handle_response [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_process_data [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_byte_needs_escape [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_send_cmd_chunk [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_send_command [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __ims_pcu_execute_command [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure __ims_pcu_execute_bl_command [2019-11-07 02:29:53,797 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_get_info [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_set_info [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_switch_to_bootloader [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_count_fw_records [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_verify_block [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_flash_firmware [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_handle_firmware_update [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_process_async_firmware [2019-11-07 02:29:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_backlight_work [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_backlight_set_brightness [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_backlight_get_brightness [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_setup_backlight [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_backlight [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_attribute_show [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_attribute_store [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 02:29:53,799 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_reset_device [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_update_firmware_store [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_update_firmware_status_show [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_is_attr_visible [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_irq [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_buffers_alloc [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_buffers_free [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_get_cdc_union_desc [2019-11-07 02:29:53,800 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_parse_cdc_data [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_start_io [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_stop_io [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_line_setup [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_get_device_info [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_identify_type [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_init_application_mode [2019-11-07 02:29:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_application_mode [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_init_bootloader_mode [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_destroy_bootloader_mode [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_probe [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_disconnect [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_suspend [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_resume [2019-11-07 02:29:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_driver_init [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ims_pcu_driver_exit [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-11-07 02:29:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-11-07 02:29:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 02:29:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 02:29:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 02:29:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 02:29:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 02:29:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 02:29:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 02:29:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-07 02:29:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-07 02:29:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-07 02:29:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-07 02:29:55,346 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 02:30:00,704 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-11-07 02:30:08,857 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 02:30:08,857 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 02:30:08,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:30:08 BoogieIcfgContainer [2019-11-07 02:30:08,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 02:30:08,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 02:30:08,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 02:30:08,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 02:30:08,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:29:49" (1/3) ... [2019-11-07 02:30:08,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15008a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:30:08, skipping insertion in model container [2019-11-07 02:30:08,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:29:53" (2/3) ... [2019-11-07 02:30:08,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15008a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:30:08, skipping insertion in model container [2019-11-07 02:30:08,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:30:08" (3/3) ... [2019-11-07 02:30:08,867 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--input--misc--ims-pcu.ko-entry_point.cil.out.i [2019-11-07 02:30:08,876 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 02:30:08,886 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 02:30:08,897 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 02:30:08,930 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 02:30:08,931 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 02:30:08,931 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 02:30:08,931 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 02:30:08,931 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 02:30:08,931 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 02:30:08,931 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 02:30:08,931 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 02:30:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states. [2019-11-07 02:30:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-11-07 02:30:08,993 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:08,995 INFO L410 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] [2019-11-07 02:30:08,997 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:09,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:09,003 INFO L82 PathProgramCache]: Analyzing trace with hash -2002795050, now seen corresponding path program 1 times [2019-11-07 02:30:09,013 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:09,013 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766489847] [2019-11-07 02:30:09,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:10,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2019-11-07 02:30:10,287 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766489847] [2019-11-07 02:30:10,289 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:10,289 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:10,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295780502] [2019-11-07 02:30:10,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:10,299 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:10,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:10,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:10,322 INFO L87 Difference]: Start difference. First operand 1350 states. Second operand 3 states. [2019-11-07 02:30:13,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:13,152 INFO L93 Difference]: Finished difference Result 3707 states and 4867 transitions. [2019-11-07 02:30:13,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:13,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2019-11-07 02:30:13,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:13,198 INFO L225 Difference]: With dead ends: 3707 [2019-11-07 02:30:13,198 INFO L226 Difference]: Without dead ends: 2418 [2019-11-07 02:30:13,213 INFO L630 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 [2019-11-07 02:30:13,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2418 states. [2019-11-07 02:30:13,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2418 to 2418. [2019-11-07 02:30:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2418 states. [2019-11-07 02:30:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2418 states and 3153 transitions. [2019-11-07 02:30:13,529 INFO L78 Accepts]: Start accepts. Automaton has 2418 states and 3153 transitions. Word has length 186 [2019-11-07 02:30:13,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:13,531 INFO L462 AbstractCegarLoop]: Abstraction has 2418 states and 3153 transitions. [2019-11-07 02:30:13,531 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3153 transitions. [2019-11-07 02:30:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-07 02:30:13,538 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:13,538 INFO L410 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] [2019-11-07 02:30:13,539 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:13,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:13,539 INFO L82 PathProgramCache]: Analyzing trace with hash 91383173, now seen corresponding path program 1 times [2019-11-07 02:30:13,539 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:13,540 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811060837] [2019-11-07 02:30:13,540 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-11-07 02:30:14,107 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811060837] [2019-11-07 02:30:14,107 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:14,107 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:14,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472907834] [2019-11-07 02:30:14,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:14,111 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:14,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:14,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:14,112 INFO L87 Difference]: Start difference. First operand 2418 states and 3153 transitions. Second operand 3 states. [2019-11-07 02:30:14,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:14,303 INFO L93 Difference]: Finished difference Result 4674 states and 6100 transitions. [2019-11-07 02:30:14,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:14,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2019-11-07 02:30:14,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:14,343 INFO L225 Difference]: With dead ends: 4674 [2019-11-07 02:30:14,343 INFO L226 Difference]: Without dead ends: 4671 [2019-11-07 02:30:14,347 INFO L630 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 [2019-11-07 02:30:14,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4671 states. [2019-11-07 02:30:14,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4671 to 4659. [2019-11-07 02:30:14,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4659 states. [2019-11-07 02:30:14,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 4659 states and 6083 transitions. [2019-11-07 02:30:14,730 INFO L78 Accepts]: Start accepts. Automaton has 4659 states and 6083 transitions. Word has length 200 [2019-11-07 02:30:14,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:14,733 INFO L462 AbstractCegarLoop]: Abstraction has 4659 states and 6083 transitions. [2019-11-07 02:30:14,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:14,733 INFO L276 IsEmpty]: Start isEmpty. Operand 4659 states and 6083 transitions. [2019-11-07 02:30:14,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-07 02:30:14,741 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:14,742 INFO L410 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] [2019-11-07 02:30:14,742 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:14,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:14,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1462840218, now seen corresponding path program 1 times [2019-11-07 02:30:14,743 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:14,745 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369498160] [2019-11-07 02:30:14,745 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-11-07 02:30:15,340 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369498160] [2019-11-07 02:30:15,340 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:15,345 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:15,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046266851] [2019-11-07 02:30:15,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:15,349 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:15,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:15,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:15,350 INFO L87 Difference]: Start difference. First operand 4659 states and 6083 transitions. Second operand 3 states. [2019-11-07 02:30:15,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:15,493 INFO L93 Difference]: Finished difference Result 4661 states and 6084 transitions. [2019-11-07 02:30:15,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:15,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2019-11-07 02:30:15,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:15,526 INFO L225 Difference]: With dead ends: 4661 [2019-11-07 02:30:15,526 INFO L226 Difference]: Without dead ends: 4658 [2019-11-07 02:30:15,532 INFO L630 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 [2019-11-07 02:30:15,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4658 states. [2019-11-07 02:30:15,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4658 to 4658. [2019-11-07 02:30:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4658 states. [2019-11-07 02:30:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 4658 states and 6081 transitions. [2019-11-07 02:30:15,806 INFO L78 Accepts]: Start accepts. Automaton has 4658 states and 6081 transitions. Word has length 201 [2019-11-07 02:30:15,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:15,811 INFO L462 AbstractCegarLoop]: Abstraction has 4658 states and 6081 transitions. [2019-11-07 02:30:15,811 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:15,811 INFO L276 IsEmpty]: Start isEmpty. Operand 4658 states and 6081 transitions. [2019-11-07 02:30:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-07 02:30:15,820 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:15,821 INFO L410 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] [2019-11-07 02:30:15,821 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:15,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:15,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1895847080, now seen corresponding path program 1 times [2019-11-07 02:30:15,822 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:15,822 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789096167] [2019-11-07 02:30:15,823 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:17,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-11-07 02:30:17,084 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789096167] [2019-11-07 02:30:17,084 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:17,085 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:17,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517764547] [2019-11-07 02:30:17,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:17,088 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:17,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:17,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:17,089 INFO L87 Difference]: Start difference. First operand 4658 states and 6081 transitions. Second operand 3 states. [2019-11-07 02:30:17,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:17,229 INFO L93 Difference]: Finished difference Result 4660 states and 6082 transitions. [2019-11-07 02:30:17,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:17,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 202 [2019-11-07 02:30:17,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:17,259 INFO L225 Difference]: With dead ends: 4660 [2019-11-07 02:30:17,260 INFO L226 Difference]: Without dead ends: 4657 [2019-11-07 02:30:17,264 INFO L630 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 [2019-11-07 02:30:17,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2019-11-07 02:30:17,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 4657. [2019-11-07 02:30:17,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4657 states. [2019-11-07 02:30:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 4657 states and 6079 transitions. [2019-11-07 02:30:17,502 INFO L78 Accepts]: Start accepts. Automaton has 4657 states and 6079 transitions. Word has length 202 [2019-11-07 02:30:17,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:17,503 INFO L462 AbstractCegarLoop]: Abstraction has 4657 states and 6079 transitions. [2019-11-07 02:30:17,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 4657 states and 6079 transitions. [2019-11-07 02:30:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-07 02:30:17,507 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:17,507 INFO L410 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] [2019-11-07 02:30:17,508 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:17,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:17,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1359024215, now seen corresponding path program 1 times [2019-11-07 02:30:17,508 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:17,509 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255456516] [2019-11-07 02:30:17,509 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:17,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-11-07 02:30:17,914 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255456516] [2019-11-07 02:30:17,915 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:17,915 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:17,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626790507] [2019-11-07 02:30:17,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:17,916 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:17,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:17,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:17,917 INFO L87 Difference]: Start difference. First operand 4657 states and 6079 transitions. Second operand 3 states. [2019-11-07 02:30:18,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:18,053 INFO L93 Difference]: Finished difference Result 4659 states and 6080 transitions. [2019-11-07 02:30:18,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:18,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2019-11-07 02:30:18,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:18,085 INFO L225 Difference]: With dead ends: 4659 [2019-11-07 02:30:18,085 INFO L226 Difference]: Without dead ends: 4656 [2019-11-07 02:30:18,089 INFO L630 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 [2019-11-07 02:30:18,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4656 states. [2019-11-07 02:30:18,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4656 to 4656. [2019-11-07 02:30:18,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4656 states. [2019-11-07 02:30:18,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 4656 states and 6077 transitions. [2019-11-07 02:30:18,334 INFO L78 Accepts]: Start accepts. Automaton has 4656 states and 6077 transitions. Word has length 203 [2019-11-07 02:30:18,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:18,336 INFO L462 AbstractCegarLoop]: Abstraction has 4656 states and 6077 transitions. [2019-11-07 02:30:18,336 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:18,336 INFO L276 IsEmpty]: Start isEmpty. Operand 4656 states and 6077 transitions. [2019-11-07 02:30:18,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-07 02:30:18,341 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:18,341 INFO L410 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] [2019-11-07 02:30:18,342 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:18,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:18,342 INFO L82 PathProgramCache]: Analyzing trace with hash 819185611, now seen corresponding path program 1 times [2019-11-07 02:30:18,342 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:18,342 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332233850] [2019-11-07 02:30:18,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2019-11-07 02:30:18,899 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332233850] [2019-11-07 02:30:18,899 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:18,900 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:18,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102947929] [2019-11-07 02:30:18,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:18,901 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:18,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:18,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:18,902 INFO L87 Difference]: Start difference. First operand 4656 states and 6077 transitions. Second operand 3 states. [2019-11-07 02:30:19,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:19,107 INFO L93 Difference]: Finished difference Result 4658 states and 6078 transitions. [2019-11-07 02:30:19,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:19,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-11-07 02:30:19,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:19,151 INFO L225 Difference]: With dead ends: 4658 [2019-11-07 02:30:19,151 INFO L226 Difference]: Without dead ends: 4638 [2019-11-07 02:30:19,156 INFO L630 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 [2019-11-07 02:30:19,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4638 states. [2019-11-07 02:30:19,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4638 to 4638. [2019-11-07 02:30:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4638 states. [2019-11-07 02:30:19,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4638 states to 4638 states and 6055 transitions. [2019-11-07 02:30:19,451 INFO L78 Accepts]: Start accepts. Automaton has 4638 states and 6055 transitions. Word has length 204 [2019-11-07 02:30:19,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:19,452 INFO L462 AbstractCegarLoop]: Abstraction has 4638 states and 6055 transitions. [2019-11-07 02:30:19,452 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4638 states and 6055 transitions. [2019-11-07 02:30:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-11-07 02:30:19,467 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:19,467 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:30:19,468 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:19,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:19,468 INFO L82 PathProgramCache]: Analyzing trace with hash -2061284100, now seen corresponding path program 1 times [2019-11-07 02:30:19,468 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:19,469 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643538786] [2019-11-07 02:30:19,469 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1214 trivial. 0 not checked. [2019-11-07 02:30:19,959 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643538786] [2019-11-07 02:30:19,959 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:19,960 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:19,960 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841394565] [2019-11-07 02:30:19,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:19,961 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:19,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:19,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:19,961 INFO L87 Difference]: Start difference. First operand 4638 states and 6055 transitions. Second operand 3 states. [2019-11-07 02:30:20,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:30:20,681 INFO L93 Difference]: Finished difference Result 11002 states and 14433 transitions. [2019-11-07 02:30:20,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:30:20,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2019-11-07 02:30:20,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:30:20,715 INFO L225 Difference]: With dead ends: 11002 [2019-11-07 02:30:20,716 INFO L226 Difference]: Without dead ends: 6422 [2019-11-07 02:30:20,733 INFO L630 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 [2019-11-07 02:30:20,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6422 states. [2019-11-07 02:30:21,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6422 to 6392. [2019-11-07 02:30:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6392 states. [2019-11-07 02:30:21,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 8422 transitions. [2019-11-07 02:30:21,081 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 8422 transitions. Word has length 345 [2019-11-07 02:30:21,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:30:21,082 INFO L462 AbstractCegarLoop]: Abstraction has 6392 states and 8422 transitions. [2019-11-07 02:30:21,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:30:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 8422 transitions. [2019-11-07 02:30:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2019-11-07 02:30:21,112 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:30:21,113 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:30:21,113 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:30:21,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:30:21,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1055021550, now seen corresponding path program 1 times [2019-11-07 02:30:21,114 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:30:21,114 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715473847] [2019-11-07 02:30:21,115 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:30:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:30:21,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 1339 trivial. 0 not checked. [2019-11-07 02:30:21,623 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715473847] [2019-11-07 02:30:21,623 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:30:21,623 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:30:21,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285203301] [2019-11-07 02:30:21,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:30:21,625 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:30:21,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:30:21,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:30:21,626 INFO L87 Difference]: Start difference. First operand 6392 states and 8422 transitions. Second operand 3 states.