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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 12:24:41,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 12:24:41,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 12:24:41,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 12:24:41,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 12:24:41,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 12:24:41,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 12:24:41,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 12:24:41,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 12:24:41,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 12:24:41,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 12:24:41,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 12:24:41,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 12:24:41,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 12:24:41,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 12:24:41,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 12:24:41,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 12:24:41,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 12:24:41,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 12:24:41,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 12:24:41,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 12:24:41,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 12:24:41,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 12:24:41,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 12:24:41,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 12:24:41,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 12:24:41,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 12:24:41,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 12:24:41,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 12:24:41,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 12:24:41,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 12:24:41,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 12:24:41,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 12:24:41,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 12:24:41,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 12:24:41,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 12:24:41,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 12:24:41,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 12:24:41,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 12:24:41,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 12:24:41,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 12:24:41,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 12:24:41,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 12:24:41,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 12:24:41,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 12:24:41,854 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 12:24:41,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 12:24:41,855 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 12:24:41,855 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 12:24:41,855 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 12:24:41,855 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 12:24:41,855 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 12:24:41,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 12:24:41,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 12:24:41,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 12:24:41,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 12:24:41,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 12:24:41,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 12:24:41,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 12:24:41,858 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 12:24:41,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 12:24:41,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 12:24:41,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 12:24:41,858 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 12:24:41,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 12:24:41,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 12:24:41,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 12:24:41,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 12:24:41,859 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 12:24:41,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 12:24:41,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 12:24:41,860 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 12:24:41,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 12:24:41,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 12:24:41,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 12:24:41,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 12:24:41,907 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 12:24:41,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i [2019-09-10 12:24:41,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65fecb01/df7081fc38bb48149aa77e1090cc5d55/FLAGaf4ca5d9b [2019-09-10 12:24:42,874 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 12:24:42,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i [2019-09-10 12:24:42,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65fecb01/df7081fc38bb48149aa77e1090cc5d55/FLAGaf4ca5d9b [2019-09-10 12:24:43,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65fecb01/df7081fc38bb48149aa77e1090cc5d55 [2019-09-10 12:24:43,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 12:24:43,358 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 12:24:43,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 12:24:43,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 12:24:43,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 12:24:43,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:24:43" (1/1) ... [2019-09-10 12:24:43,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ebf076f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:43, skipping insertion in model container [2019-09-10 12:24:43,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:24:43" (1/1) ... [2019-09-10 12:24:43,376 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 12:24:43,584 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 12:24:46,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:24:46,734 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 12:24:47,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:24:47,632 INFO L192 MainTranslator]: Completed translation [2019-09-10 12:24:47,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47 WrapperNode [2019-09-10 12:24:47,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 12:24:47,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 12:24:47,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 12:24:47,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 12:24:47,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:47,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:47,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:47,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:47,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:47,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:48,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (1/1) ... [2019-09-10 12:24:48,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 12:24:48,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 12:24:48,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 12:24:48,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 12:24:48,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (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 [2019-09-10 12:24:48,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 12:24:48,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 12:24:48,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:24:48,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-10 12:24:48,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:24:48,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-10 12:24:48,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-10 12:24:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~$Pointer$ [2019-09-10 12:24:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 12:24:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 12:24:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 12:24:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 12:24:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 12:24:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 12:24:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 12:24:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 12:24:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 12:24:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-09-10 12:24:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 12:24:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 12:24:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2019-09-10 12:24:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure stv0299_writereg [2019-09-10 12:24:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sharp_z0194a_set_symbol_rate [2019-09-10 12:24:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_bulk_write [2019-09-10 12:24:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_bulk_read [2019-09-10 12:24:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_usb_talk [2019-09-10 12:24:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_stream_restart [2019-09-10 12:24:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_enable_pid [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_update_stats [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_int_response [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_int_read [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_pid_filter_ctrl [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_pid_filter [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_return_status [2019-09-10 12:24:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_msg [2019-09-10 12:24:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_i2c_xfer [2019-09-10 12:24:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_i2c_func [2019-09-10 12:24:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_streaming_ctrl [2019-09-10 12:24:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure check_sum [2019-09-10 12:24:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_download_firmware [2019-09-10 12:24:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lme_coldreset [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure lme_firmware_switch [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_kill_urb [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_lme2510_set_voltage [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_read_status [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_read_signal_strength [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_read_snr [2019-09-10 12:24:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_read_ber [2019-09-10 12:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_read_ucblocks [2019-09-10 12:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lme_name [2019-09-10 12:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_lme2510_frontend_attach [2019-09-10 12:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dm04_lme2510_tuner [2019-09-10 12:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_powerup [2019-09-10 12:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_get_adapter_count [2019-09-10 12:24:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_identify_state [2019-09-10 12:24:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_get_stream_config [2019-09-10 12:24:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_get_rc_config [2019-09-10 12:24:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_exit_int [2019-09-10 12:24:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_exit [2019-09-10 12:24:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_driver_init [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure lme2510_driver_exit [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_4 [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dvb_usb_device_properties_2 [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-09-10 12:24:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-09-10 12:24:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-09-10 12:24:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-09-10 12:24:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-10 12:24:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-09-10 12:24:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-09-10 12:24:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2019-09-10 12:24:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-09-10 12:24:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-09-10 12:24:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-10 12:24:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-09-10 12:24:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-09-10 12:24:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_23 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_24 [2019-09-10 12:24:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_25 [2019-09-10 12:24:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_26 [2019-09-10 12:24:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_27 [2019-09-10 12:24:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_28 [2019-09-10 12:24:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_29 [2019-09-10 12:24:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_30 [2019-09-10 12:24:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-10 12:24:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-10 12:24:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-10 12:24:48,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-10 12:24:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-10 12:24:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-10 12:24:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-10 12:24:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-10 12:24:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-10 12:24:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-10 12:24:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-10 12:24:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-10 12:24:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-10 12:24:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-10 12:24:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-10 12:24:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-10 12:24:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-10 12:24:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-10 12:24:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-10 12:24:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-10 12:24:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-10 12:24:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2019-09-10 12:24:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_disconnect [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_probe [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-09-10 12:24:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keydown [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-10 12:24:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-10 12:24:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-10 12:24:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-10 12:24:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_configuration [2019-09-10 12:24:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-09-10 12:24:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-10 12:24:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 12:24:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 12:24:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 12:24:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 12:24:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 12:24:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-09-10 12:24:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 12:24:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-10 12:24:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-10 12:24:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-09-10 12:24:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 12:24:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-09-10 12:24:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-10 12:24:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-09-10 12:24:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_24 [2019-09-10 12:24:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_26 [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_28 [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 12:24:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 12:24:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-10 12:24:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_23 [2019-09-10 12:24:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_25 [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_27 [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-10 12:24:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-09-10 12:24:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_4 [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dvb_usb_device_properties_2 [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-10 12:24:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_29 [2019-09-10 12:24:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_30 [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-10 12:24:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_configuration [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-09-10 12:24:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keydown [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-10 12:24:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_probe [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_disconnect [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure stv0299_writereg [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 12:24:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure sharp_z0194a_set_symbol_rate [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_bulk_write [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_bulk_read [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_usb_talk [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-09-10 12:24:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_stream_restart [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_enable_pid [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_update_stats [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_int_response [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_int_read [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_pid_filter_ctrl [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_pid_filter [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_return_status [2019-09-10 12:24:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_msg [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_i2c_xfer [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_i2c_func [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_streaming_ctrl [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure check_sum [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_download_firmware [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure lme_coldreset [2019-09-10 12:24:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure lme_firmware_switch [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_kill_urb [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_lme2510_set_voltage [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_read_status [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_read_signal_strength [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_read_snr [2019-09-10 12:24:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_read_ber [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_read_ucblocks [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure lme_name [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_lme2510_frontend_attach [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure dm04_lme2510_tuner [2019-09-10 12:24:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~$Pointer$ [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_powerup [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_get_adapter_count [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_identify_state [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_get_stream_config [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_get_rc_config [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_exit_int [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_exit [2019-09-10 12:24:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_driver_init [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure lme2510_driver_exit [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 12:24:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i2c_mutex_of_dvb_usb_device [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-10 12:24:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-10 12:24:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-10 12:24:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-10 12:24:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-10 12:24:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-10 12:24:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-10 12:24:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-10 12:24:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-10 12:24:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-10 12:24:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-10 12:24:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-10 12:24:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-10 12:24:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-10 12:24:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_usb_mutex_of_dvb_usb_device [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 12:24:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 12:24:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 12:24:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 12:24:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 12:24:49,363 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 12:25:02,794 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 12:25:02,794 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 12:25:02,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:25:02 BoogieIcfgContainer [2019-09-10 12:25:02,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 12:25:02,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 12:25:02,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 12:25:02,802 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 12:25:02,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 12:24:43" (1/3) ... [2019-09-10 12:25:02,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b2755e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:25:02, skipping insertion in model container [2019-09-10 12:25:02,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:24:47" (2/3) ... [2019-09-10 12:25:02,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b2755e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:25:02, skipping insertion in model container [2019-09-10 12:25:02,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:25:02" (3/3) ... [2019-09-10 12:25:02,805 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--dvb-usb-v2--dvb-usb-lmedm04.ko-entry_point.cil.out.i [2019-09-10 12:25:02,816 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 12:25:02,828 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 12:25:02,847 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 12:25:02,878 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 12:25:02,878 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 12:25:02,878 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 12:25:02,878 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 12:25:02,878 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 12:25:02,879 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 12:25:02,879 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 12:25:02,879 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 12:25:02,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states. [2019-09-10 12:25:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-09-10 12:25:02,943 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:02,945 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:02,947 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:02,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:02,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1057663294, now seen corresponding path program 1 times [2019-09-10 12:25:02,954 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:03,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:03,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:03,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:03,076 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:04,212 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-09-10 12:25:04,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:04,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:04,216 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:04,222 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:04,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:04,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:04,246 INFO L87 Difference]: Start difference. First operand 1448 states. Second operand 3 states. [2019-09-10 12:25:05,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:05,929 INFO L93 Difference]: Finished difference Result 1292 states and 1677 transitions. [2019-09-10 12:25:05,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:05,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-09-10 12:25:05,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:05,973 INFO L225 Difference]: With dead ends: 1292 [2019-09-10 12:25:05,974 INFO L226 Difference]: Without dead ends: 1265 [2019-09-10 12:25:05,975 INFO L628 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 [2019-09-10 12:25:06,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1265 states. [2019-09-10 12:25:06,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1265 to 1235. [2019-09-10 12:25:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1235 states. [2019-09-10 12:25:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1235 states and 1606 transitions. [2019-09-10 12:25:06,188 INFO L78 Accepts]: Start accepts. Automaton has 1235 states and 1606 transitions. Word has length 171 [2019-09-10 12:25:06,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:06,193 INFO L475 AbstractCegarLoop]: Abstraction has 1235 states and 1606 transitions. [2019-09-10 12:25:06,193 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:06,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1606 transitions. [2019-09-10 12:25:06,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-09-10 12:25:06,207 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:06,207 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:06,208 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:06,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:06,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1047024511, now seen corresponding path program 1 times [2019-09-10 12:25:06,208 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:06,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:06,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:06,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:06,221 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:07,173 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-09-10 12:25:07,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:07,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:07,174 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:07,179 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:07,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:07,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:07,181 INFO L87 Difference]: Start difference. First operand 1235 states and 1606 transitions. Second operand 3 states. [2019-09-10 12:25:07,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:07,702 INFO L93 Difference]: Finished difference Result 2394 states and 3110 transitions. [2019-09-10 12:25:07,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:07,703 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2019-09-10 12:25:07,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:07,724 INFO L225 Difference]: With dead ends: 2394 [2019-09-10 12:25:07,724 INFO L226 Difference]: Without dead ends: 2394 [2019-09-10 12:25:07,725 INFO L628 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 [2019-09-10 12:25:07,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2394 states. [2019-09-10 12:25:07,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2394 to 2363. [2019-09-10 12:25:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2363 states. [2019-09-10 12:25:07,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 2363 states and 3076 transitions. [2019-09-10 12:25:07,833 INFO L78 Accepts]: Start accepts. Automaton has 2363 states and 3076 transitions. Word has length 176 [2019-09-10 12:25:07,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:07,835 INFO L475 AbstractCegarLoop]: Abstraction has 2363 states and 3076 transitions. [2019-09-10 12:25:07,835 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 3076 transitions. [2019-09-10 12:25:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-09-10 12:25:07,837 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:07,838 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:07,838 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:07,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:07,839 INFO L82 PathProgramCache]: Analyzing trace with hash -369625074, now seen corresponding path program 1 times [2019-09-10 12:25:07,839 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:07,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:07,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:07,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:07,851 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-09-10 12:25:08,414 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:08,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:08,414 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:08,415 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:08,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:08,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:08,416 INFO L87 Difference]: Start difference. First operand 2363 states and 3076 transitions. Second operand 3 states. [2019-09-10 12:25:11,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:11,177 INFO L93 Difference]: Finished difference Result 4527 states and 5906 transitions. [2019-09-10 12:25:11,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:11,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2019-09-10 12:25:11,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:11,203 INFO L225 Difference]: With dead ends: 4527 [2019-09-10 12:25:11,203 INFO L226 Difference]: Without dead ends: 4527 [2019-09-10 12:25:11,203 INFO L628 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 [2019-09-10 12:25:11,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4527 states. [2019-09-10 12:25:11,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4527 to 4521. [2019-09-10 12:25:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4521 states. [2019-09-10 12:25:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 4521 states and 5901 transitions. [2019-09-10 12:25:11,356 INFO L78 Accepts]: Start accepts. Automaton has 4521 states and 5901 transitions. Word has length 176 [2019-09-10 12:25:11,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:11,357 INFO L475 AbstractCegarLoop]: Abstraction has 4521 states and 5901 transitions. [2019-09-10 12:25:11,357 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 4521 states and 5901 transitions. [2019-09-10 12:25:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-09-10 12:25:11,359 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:11,360 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:11,360 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:11,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:11,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1003446755, now seen corresponding path program 1 times [2019-09-10 12:25:11,361 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:11,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:11,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:11,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:11,370 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-09-10 12:25:11,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:11,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:11,740 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:11,741 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:11,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:11,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:11,742 INFO L87 Difference]: Start difference. First operand 4521 states and 5901 transitions. Second operand 3 states. [2019-09-10 12:25:12,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:12,388 INFO L93 Difference]: Finished difference Result 8162 states and 10659 transitions. [2019-09-10 12:25:12,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:12,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2019-09-10 12:25:12,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:12,463 INFO L225 Difference]: With dead ends: 8162 [2019-09-10 12:25:12,464 INFO L226 Difference]: Without dead ends: 8162 [2019-09-10 12:25:12,465 INFO L628 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 [2019-09-10 12:25:12,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8162 states. [2019-09-10 12:25:12,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8162 to 8093. [2019-09-10 12:25:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8093 states. [2019-09-10 12:25:12,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8093 states to 8093 states and 10581 transitions. [2019-09-10 12:25:12,780 INFO L78 Accepts]: Start accepts. Automaton has 8093 states and 10581 transitions. Word has length 187 [2019-09-10 12:25:12,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:12,781 INFO L475 AbstractCegarLoop]: Abstraction has 8093 states and 10581 transitions. [2019-09-10 12:25:12,781 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 8093 states and 10581 transitions. [2019-09-10 12:25:12,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-09-10 12:25:12,784 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:12,784 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:12,785 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:12,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:12,785 INFO L82 PathProgramCache]: Analyzing trace with hash -283545438, now seen corresponding path program 1 times [2019-09-10 12:25:12,785 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:12,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:12,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:12,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:12,799 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-10 12:25:13,574 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:13,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:13,575 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:13,575 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:13,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:13,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:13,576 INFO L87 Difference]: Start difference. First operand 8093 states and 10581 transitions. Second operand 3 states. [2019-09-10 12:25:13,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:13,657 INFO L93 Difference]: Finished difference Result 8937 states and 11523 transitions. [2019-09-10 12:25:13,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:13,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 197 [2019-09-10 12:25:13,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:13,709 INFO L225 Difference]: With dead ends: 8937 [2019-09-10 12:25:13,710 INFO L226 Difference]: Without dead ends: 8937 [2019-09-10 12:25:13,710 INFO L628 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 [2019-09-10 12:25:13,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8937 states. [2019-09-10 12:25:13,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8937 to 8933. [2019-09-10 12:25:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8933 states. [2019-09-10 12:25:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8933 states to 8933 states and 11520 transitions. [2019-09-10 12:25:13,989 INFO L78 Accepts]: Start accepts. Automaton has 8933 states and 11520 transitions. Word has length 197 [2019-09-10 12:25:13,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:13,990 INFO L475 AbstractCegarLoop]: Abstraction has 8933 states and 11520 transitions. [2019-09-10 12:25:13,990 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 8933 states and 11520 transitions. [2019-09-10 12:25:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-09-10 12:25:13,993 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:13,993 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:13,993 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:13,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:13,994 INFO L82 PathProgramCache]: Analyzing trace with hash -200562685, now seen corresponding path program 1 times [2019-09-10 12:25:13,994 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:14,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:14,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:14,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:14,003 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:14,436 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-10 12:25:14,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:14,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:14,437 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:14,437 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:14,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:14,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:14,438 INFO L87 Difference]: Start difference. First operand 8933 states and 11520 transitions. Second operand 3 states. [2019-09-10 12:25:14,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:14,502 INFO L93 Difference]: Finished difference Result 8932 states and 11518 transitions. [2019-09-10 12:25:14,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:14,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2019-09-10 12:25:14,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:14,562 INFO L225 Difference]: With dead ends: 8932 [2019-09-10 12:25:14,563 INFO L226 Difference]: Without dead ends: 8932 [2019-09-10 12:25:14,564 INFO L628 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 [2019-09-10 12:25:14,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8932 states. [2019-09-10 12:25:14,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8932 to 8932. [2019-09-10 12:25:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8932 states. [2019-09-10 12:25:14,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8932 states to 8932 states and 11518 transitions. [2019-09-10 12:25:14,815 INFO L78 Accepts]: Start accepts. Automaton has 8932 states and 11518 transitions. Word has length 198 [2019-09-10 12:25:14,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:14,816 INFO L475 AbstractCegarLoop]: Abstraction has 8932 states and 11518 transitions. [2019-09-10 12:25:14,816 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 8932 states and 11518 transitions. [2019-09-10 12:25:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-09-10 12:25:14,818 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:14,819 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:14,820 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:14,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:14,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1923059771, now seen corresponding path program 1 times [2019-09-10 12:25:14,821 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:14,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:14,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:14,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:14,831 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-10 12:25:15,555 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:15,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:15,556 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:15,556 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:15,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:15,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:15,558 INFO L87 Difference]: Start difference. First operand 8932 states and 11518 transitions. Second operand 3 states. [2019-09-10 12:25:15,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:15,639 INFO L93 Difference]: Finished difference Result 8931 states and 11516 transitions. [2019-09-10 12:25:15,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:15,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2019-09-10 12:25:15,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:15,674 INFO L225 Difference]: With dead ends: 8931 [2019-09-10 12:25:15,674 INFO L226 Difference]: Without dead ends: 8931 [2019-09-10 12:25:15,674 INFO L628 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 [2019-09-10 12:25:15,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8931 states. [2019-09-10 12:25:15,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8931 to 8931. [2019-09-10 12:25:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8931 states. [2019-09-10 12:25:15,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8931 states to 8931 states and 11516 transitions. [2019-09-10 12:25:15,975 INFO L78 Accepts]: Start accepts. Automaton has 8931 states and 11516 transitions. Word has length 199 [2019-09-10 12:25:15,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:15,976 INFO L475 AbstractCegarLoop]: Abstraction has 8931 states and 11516 transitions. [2019-09-10 12:25:15,976 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:15,976 INFO L276 IsEmpty]: Start isEmpty. Operand 8931 states and 11516 transitions. [2019-09-10 12:25:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-09-10 12:25:15,979 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:15,979 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:15,979 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:15,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:15,980 INFO L82 PathProgramCache]: Analyzing trace with hash 514110278, now seen corresponding path program 1 times [2019-09-10 12:25:15,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:15,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:15,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:15,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:15,991 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-10 12:25:16,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:16,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:16,509 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:16,512 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:16,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:16,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:16,514 INFO L87 Difference]: Start difference. First operand 8931 states and 11516 transitions. Second operand 3 states. [2019-09-10 12:25:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:16,579 INFO L93 Difference]: Finished difference Result 8930 states and 11514 transitions. [2019-09-10 12:25:16,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:16,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2019-09-10 12:25:16,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:16,612 INFO L225 Difference]: With dead ends: 8930 [2019-09-10 12:25:16,613 INFO L226 Difference]: Without dead ends: 8930 [2019-09-10 12:25:16,613 INFO L628 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 [2019-09-10 12:25:16,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8930 states. [2019-09-10 12:25:16,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8930 to 8930. [2019-09-10 12:25:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8930 states. [2019-09-10 12:25:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8930 states to 8930 states and 11514 transitions. [2019-09-10 12:25:16,862 INFO L78 Accepts]: Start accepts. Automaton has 8930 states and 11514 transitions. Word has length 200 [2019-09-10 12:25:16,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:16,863 INFO L475 AbstractCegarLoop]: Abstraction has 8930 states and 11514 transitions. [2019-09-10 12:25:16,863 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 8930 states and 11514 transitions. [2019-09-10 12:25:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-09-10 12:25:16,867 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:16,868 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:25:16,868 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:16,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:16,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1243024664, now seen corresponding path program 1 times [2019-09-10 12:25:16,868 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:16,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:16,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:16,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:16,879 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-10 12:25:17,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:17,420 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:17,420 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:17,422 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:17,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:17,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:17,423 INFO L87 Difference]: Start difference. First operand 8930 states and 11514 transitions. Second operand 3 states. [2019-09-10 12:25:17,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:17,618 INFO L93 Difference]: Finished difference Result 17455 states and 23081 transitions. [2019-09-10 12:25:17,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:17,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2019-09-10 12:25:17,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:17,726 INFO L225 Difference]: With dead ends: 17455 [2019-09-10 12:25:17,726 INFO L226 Difference]: Without dead ends: 17436 [2019-09-10 12:25:17,726 INFO L628 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 [2019-09-10 12:25:17,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17436 states. [2019-09-10 12:25:18,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17436 to 16851. [2019-09-10 12:25:18,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16851 states. [2019-09-10 12:25:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16851 states to 16851 states and 22358 transitions. [2019-09-10 12:25:18,363 INFO L78 Accepts]: Start accepts. Automaton has 16851 states and 22358 transitions. Word has length 201 [2019-09-10 12:25:18,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:18,364 INFO L475 AbstractCegarLoop]: Abstraction has 16851 states and 22358 transitions. [2019-09-10 12:25:18,364 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 16851 states and 22358 transitions. [2019-09-10 12:25:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-09-10 12:25:18,373 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:18,374 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:18,374 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:18,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:18,375 INFO L82 PathProgramCache]: Analyzing trace with hash 2040106752, now seen corresponding path program 1 times [2019-09-10 12:25:18,375 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:18,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:18,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:18,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:18,383 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2019-09-10 12:25:18,854 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:18,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:18,854 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:18,855 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:18,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:18,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:18,856 INFO L87 Difference]: Start difference. First operand 16851 states and 22358 transitions. Second operand 3 states. [2019-09-10 12:25:21,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:21,797 INFO L93 Difference]: Finished difference Result 16860 states and 22338 transitions. [2019-09-10 12:25:21,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:21,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 287 [2019-09-10 12:25:21,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:21,864 INFO L225 Difference]: With dead ends: 16860 [2019-09-10 12:25:21,864 INFO L226 Difference]: Without dead ends: 16860 [2019-09-10 12:25:21,865 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:21,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16860 states. [2019-09-10 12:25:22,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16860 to 16850. [2019-09-10 12:25:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16850 states. [2019-09-10 12:25:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16850 states to 16850 states and 22329 transitions. [2019-09-10 12:25:22,282 INFO L78 Accepts]: Start accepts. Automaton has 16850 states and 22329 transitions. Word has length 287 [2019-09-10 12:25:22,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:22,283 INFO L475 AbstractCegarLoop]: Abstraction has 16850 states and 22329 transitions. [2019-09-10 12:25:22,283 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 16850 states and 22329 transitions. [2019-09-10 12:25:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-09-10 12:25:22,321 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:22,321 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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] [2019-09-10 12:25:22,321 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:22,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:22,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1562855824, now seen corresponding path program 1 times [2019-09-10 12:25:22,322 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:22,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:22,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:22,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:22,332 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:23,223 INFO L134 CoverageAnalysis]: Checked inductivity of 806 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 796 trivial. 0 not checked. [2019-09-10 12:25:23,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:23,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-10 12:25:23,223 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:23,224 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-10 12:25:23,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-10 12:25:23,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:25:23,225 INFO L87 Difference]: Start difference. First operand 16850 states and 22329 transitions. Second operand 7 states. [2019-09-10 12:25:23,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:23,378 INFO L93 Difference]: Finished difference Result 9427 states and 12068 transitions. [2019-09-10 12:25:23,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 12:25:23,379 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 333 [2019-09-10 12:25:23,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:23,412 INFO L225 Difference]: With dead ends: 9427 [2019-09-10 12:25:23,412 INFO L226 Difference]: Without dead ends: 9427 [2019-09-10 12:25:23,414 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-09-10 12:25:23,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9427 states. [2019-09-10 12:25:23,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9427 to 9383. [2019-09-10 12:25:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9383 states. [2019-09-10 12:25:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9383 states to 9383 states and 11986 transitions. [2019-09-10 12:25:23,601 INFO L78 Accepts]: Start accepts. Automaton has 9383 states and 11986 transitions. Word has length 333 [2019-09-10 12:25:23,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:23,602 INFO L475 AbstractCegarLoop]: Abstraction has 9383 states and 11986 transitions. [2019-09-10 12:25:23,602 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-10 12:25:23,602 INFO L276 IsEmpty]: Start isEmpty. Operand 9383 states and 11986 transitions. [2019-09-10 12:25:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-09-10 12:25:23,635 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:23,636 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:23,637 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:23,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:23,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1603677201, now seen corresponding path program 1 times [2019-09-10 12:25:23,637 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:23,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:23,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:23,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:23,647 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:24,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:24,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:24,246 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:24,247 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:24,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:24,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:24,248 INFO L87 Difference]: Start difference. First operand 9383 states and 11986 transitions. Second operand 3 states. [2019-09-10 12:25:24,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:24,317 INFO L93 Difference]: Finished difference Result 9641 states and 12388 transitions. [2019-09-10 12:25:24,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:24,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 383 [2019-09-10 12:25:24,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:24,350 INFO L225 Difference]: With dead ends: 9641 [2019-09-10 12:25:24,351 INFO L226 Difference]: Without dead ends: 9641 [2019-09-10 12:25:24,351 INFO L628 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 [2019-09-10 12:25:24,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9641 states. [2019-09-10 12:25:24,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9641 to 9476. [2019-09-10 12:25:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9476 states. [2019-09-10 12:25:24,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9476 states to 9476 states and 12110 transitions. [2019-09-10 12:25:24,539 INFO L78 Accepts]: Start accepts. Automaton has 9476 states and 12110 transitions. Word has length 383 [2019-09-10 12:25:24,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:24,539 INFO L475 AbstractCegarLoop]: Abstraction has 9476 states and 12110 transitions. [2019-09-10 12:25:24,540 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 9476 states and 12110 transitions. [2019-09-10 12:25:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-09-10 12:25:24,571 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:24,572 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:24,572 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:24,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:24,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1469663695, now seen corresponding path program 1 times [2019-09-10 12:25:24,573 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:24,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:24,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:24,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:24,582 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:25,387 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:25,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:25,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:25:25,389 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:25,389 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:25:25,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:25:25,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:25,390 INFO L87 Difference]: Start difference. First operand 9476 states and 12110 transitions. Second operand 3 states. [2019-09-10 12:25:28,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:28,289 INFO L93 Difference]: Finished difference Result 9476 states and 12088 transitions. [2019-09-10 12:25:28,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:25:28,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 383 [2019-09-10 12:25:28,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:28,320 INFO L225 Difference]: With dead ends: 9476 [2019-09-10 12:25:28,320 INFO L226 Difference]: Without dead ends: 9476 [2019-09-10 12:25:28,320 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:25:28,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9476 states. [2019-09-10 12:25:28,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9476 to 9476. [2019-09-10 12:25:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9476 states. [2019-09-10 12:25:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9476 states to 9476 states and 12088 transitions. [2019-09-10 12:25:28,507 INFO L78 Accepts]: Start accepts. Automaton has 9476 states and 12088 transitions. Word has length 383 [2019-09-10 12:25:28,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:28,507 INFO L475 AbstractCegarLoop]: Abstraction has 9476 states and 12088 transitions. [2019-09-10 12:25:28,507 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:25:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 9476 states and 12088 transitions. [2019-09-10 12:25:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-09-10 12:25:28,550 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:28,550 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:28,551 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:28,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:28,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1779769832, now seen corresponding path program 1 times [2019-09-10 12:25:28,551 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:28,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:28,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:28,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:28,564 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:29,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:29,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 12:25:29,036 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:29,037 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 12:25:29,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 12:25:29,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 12:25:29,037 INFO L87 Difference]: Start difference. First operand 9476 states and 12088 transitions. Second operand 4 states. [2019-09-10 12:25:29,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:29,157 INFO L93 Difference]: Finished difference Result 9822 states and 12602 transitions. [2019-09-10 12:25:29,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-10 12:25:29,158 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 343 [2019-09-10 12:25:29,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:29,191 INFO L225 Difference]: With dead ends: 9822 [2019-09-10 12:25:29,191 INFO L226 Difference]: Without dead ends: 9822 [2019-09-10 12:25:29,193 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:25:29,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9822 states. [2019-09-10 12:25:29,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9822 to 9724. [2019-09-10 12:25:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9724 states. [2019-09-10 12:25:29,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9724 states to 9724 states and 12448 transitions. [2019-09-10 12:25:29,387 INFO L78 Accepts]: Start accepts. Automaton has 9724 states and 12448 transitions. Word has length 343 [2019-09-10 12:25:29,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:29,388 INFO L475 AbstractCegarLoop]: Abstraction has 9724 states and 12448 transitions. [2019-09-10 12:25:29,388 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 12:25:29,388 INFO L276 IsEmpty]: Start isEmpty. Operand 9724 states and 12448 transitions. [2019-09-10 12:25:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-09-10 12:25:29,417 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:29,417 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:29,417 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:29,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:29,418 INFO L82 PathProgramCache]: Analyzing trace with hash -936257984, now seen corresponding path program 1 times [2019-09-10 12:25:29,418 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:29,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:29,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:29,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:29,427 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:30,292 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:30,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-09-10 12:25:30,293 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:30,294 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-10 12:25:30,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-10 12:25:30,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-10 12:25:30,294 INFO L87 Difference]: Start difference. First operand 9724 states and 12448 transitions. Second operand 11 states. [2019-09-10 12:25:30,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:30,527 INFO L93 Difference]: Finished difference Result 9956 states and 12704 transitions. [2019-09-10 12:25:30,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-10 12:25:30,527 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 364 [2019-09-10 12:25:30,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:30,562 INFO L225 Difference]: With dead ends: 9956 [2019-09-10 12:25:30,562 INFO L226 Difference]: Without dead ends: 9956 [2019-09-10 12:25:30,563 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-10 12:25:30,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9956 states. [2019-09-10 12:25:30,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9956 to 9828. [2019-09-10 12:25:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9828 states. [2019-09-10 12:25:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9828 states to 9828 states and 12576 transitions. [2019-09-10 12:25:30,766 INFO L78 Accepts]: Start accepts. Automaton has 9828 states and 12576 transitions. Word has length 364 [2019-09-10 12:25:30,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:30,767 INFO L475 AbstractCegarLoop]: Abstraction has 9828 states and 12576 transitions. [2019-09-10 12:25:30,767 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-10 12:25:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 9828 states and 12576 transitions. [2019-09-10 12:25:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-09-10 12:25:30,792 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:30,792 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:30,792 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:30,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:30,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1378012479, now seen corresponding path program 1 times [2019-09-10 12:25:30,793 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:30,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:30,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:30,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:30,801 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:31,419 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:31,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 12:25:31,419 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:31,420 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 12:25:31,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 12:25:31,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:25:31,421 INFO L87 Difference]: Start difference. First operand 9828 states and 12576 transitions. Second operand 5 states. [2019-09-10 12:25:31,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:31,686 INFO L93 Difference]: Finished difference Result 10541 states and 13666 transitions. [2019-09-10 12:25:31,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 12:25:31,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 364 [2019-09-10 12:25:31,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:31,718 INFO L225 Difference]: With dead ends: 10541 [2019-09-10 12:25:31,718 INFO L226 Difference]: Without dead ends: 10541 [2019-09-10 12:25:31,718 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:25:31,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10541 states. [2019-09-10 12:25:31,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10541 to 10156. [2019-09-10 12:25:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10156 states. [2019-09-10 12:25:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10156 states to 10156 states and 13072 transitions. [2019-09-10 12:25:31,932 INFO L78 Accepts]: Start accepts. Automaton has 10156 states and 13072 transitions. Word has length 364 [2019-09-10 12:25:31,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:31,932 INFO L475 AbstractCegarLoop]: Abstraction has 10156 states and 13072 transitions. [2019-09-10 12:25:31,933 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 12:25:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 10156 states and 13072 transitions. [2019-09-10 12:25:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-09-10 12:25:31,952 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:31,953 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:31,953 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:31,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:31,954 INFO L82 PathProgramCache]: Analyzing trace with hash -2132858214, now seen corresponding path program 1 times [2019-09-10 12:25:31,954 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:31,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:31,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:31,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:31,962 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:32,454 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:32,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 12:25:32,454 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:32,455 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 12:25:32,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 12:25:32,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 12:25:32,456 INFO L87 Difference]: Start difference. First operand 10156 states and 13072 transitions. Second operand 4 states. [2019-09-10 12:25:32,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:32,578 INFO L93 Difference]: Finished difference Result 10206 states and 13130 transitions. [2019-09-10 12:25:32,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-10 12:25:32,579 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 343 [2019-09-10 12:25:32,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:32,607 INFO L225 Difference]: With dead ends: 10206 [2019-09-10 12:25:32,608 INFO L226 Difference]: Without dead ends: 10206 [2019-09-10 12:25:32,608 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:25:32,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10206 states. [2019-09-10 12:25:32,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10206 to 10172. [2019-09-10 12:25:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10172 states. [2019-09-10 12:25:32,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10172 states to 10172 states and 13080 transitions. [2019-09-10 12:25:32,899 INFO L78 Accepts]: Start accepts. Automaton has 10172 states and 13080 transitions. Word has length 343 [2019-09-10 12:25:32,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:32,900 INFO L475 AbstractCegarLoop]: Abstraction has 10172 states and 13080 transitions. [2019-09-10 12:25:32,900 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 12:25:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 10172 states and 13080 transitions. [2019-09-10 12:25:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-09-10 12:25:32,919 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:25:32,920 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 12:25:32,921 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:25:32,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:25:32,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1731100861, now seen corresponding path program 1 times [2019-09-10 12:25:32,921 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:25:32,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:32,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:25:32,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:25:32,930 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:25:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:25:33,568 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2019-09-10 12:25:33,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:25:33,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-10 12:25:33,568 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:25:33,569 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-10 12:25:33,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-10 12:25:33,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:25:33,570 INFO L87 Difference]: Start difference. First operand 10172 states and 13080 transitions. Second operand 7 states. [2019-09-10 12:25:33,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:25:33,684 INFO L93 Difference]: Finished difference Result 9825 states and 12589 transitions. [2019-09-10 12:25:33,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 12:25:33,684 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 364 [2019-09-10 12:25:33,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:25:33,685 INFO L225 Difference]: With dead ends: 9825 [2019-09-10 12:25:33,685 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 12:25:33,686 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:25:33,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 12:25:33,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 12:25:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 12:25:33,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 12:25:33,687 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 364 [2019-09-10 12:25:33,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:25:33,687 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 12:25:33,687 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-10 12:25:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 12:25:33,687 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 12:25:33,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 12:25:33 BoogieIcfgContainer [2019-09-10 12:25:33,694 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 12:25:33,698 INFO L168 Benchmark]: Toolchain (without parser) took 50336.96 ms. Allocated memory was 134.2 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 76.7 MB in the beginning and 880.7 MB in the end (delta: -804.0 MB). Peak memory consumption was 444.3 MB. Max. memory is 7.1 GB. [2019-09-10 12:25:33,700 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-10 12:25:33,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4274.39 ms. Allocated memory was 134.2 MB in the beginning and 265.3 MB in the end (delta: 131.1 MB). Free memory was 76.5 MB in the beginning and 68.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 138.8 MB. Max. memory is 7.1 GB. [2019-09-10 12:25:33,706 INFO L168 Benchmark]: Boogie Preprocessor took 419.38 ms. Allocated memory was 265.3 MB in the beginning and 274.7 MB in the end (delta: 9.4 MB). Free memory was 68.8 MB in the beginning and 178.3 MB in the end (delta: -109.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-10 12:25:33,707 INFO L168 Benchmark]: RCFGBuilder took 14743.00 ms. Allocated memory was 274.7 MB in the beginning and 704.6 MB in the end (delta: 429.9 MB). Free memory was 178.3 MB in the beginning and 415.5 MB in the end (delta: -237.2 MB). Peak memory consumption was 436.1 MB. Max. memory is 7.1 GB. [2019-09-10 12:25:33,708 INFO L168 Benchmark]: TraceAbstraction took 30895.79 ms. Allocated memory was 704.6 MB in the beginning and 1.4 GB in the end (delta: 677.9 MB). Free memory was 415.5 MB in the beginning and 880.7 MB in the end (delta: -465.2 MB). Peak memory consumption was 212.7 MB. Max. memory is 7.1 GB. [2019-09-10 12:25:33,720 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4274.39 ms. Allocated memory was 134.2 MB in the beginning and 265.3 MB in the end (delta: 131.1 MB). Free memory was 76.5 MB in the beginning and 68.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 138.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 419.38 ms. Allocated memory was 265.3 MB in the beginning and 274.7 MB in the end (delta: 9.4 MB). Free memory was 68.8 MB in the beginning and 178.3 MB in the end (delta: -109.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 14743.00 ms. Allocated memory was 274.7 MB in the beginning and 704.6 MB in the end (delta: 429.9 MB). Free memory was 178.3 MB in the beginning and 415.5 MB in the end (delta: -237.2 MB). Peak memory consumption was 436.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30895.79 ms. Allocated memory was 704.6 MB in the beginning and 1.4 GB in the end (delta: 677.9 MB). Free memory was 415.5 MB in the beginning and 880.7 MB in the end (delta: -465.2 MB). Peak memory consumption was 212.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9872]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 196 procedures, 1678 locations, 1 error locations. SAFE Result, 30.8s OverallTime, 18 OverallIterations, 13 TraceHistogramMax, 13.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24709 SDtfs, 10051 SDslu, 40168 SDs, 0 SdLazy, 283 SolverSat, 69 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 10.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 42 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16851occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 1589 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 4869 NumberOfCodeBlocks, 4869 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4851 ConstructedInterpolants, 0 QuantifiedInterpolants, 1629907 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 10652/10652 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...