java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--wcn36xx--wcn36xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 07:08:17,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 07:08:17,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 07:08:17,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 07:08:17,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 07:08:17,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 07:08:17,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 07:08:17,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 07:08:17,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 07:08:17,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 07:08:17,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 07:08:17,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 07:08:17,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 07:08:17,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 07:08:17,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 07:08:17,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 07:08:17,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 07:08:17,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 07:08:17,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 07:08:17,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 07:08:17,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 07:08:17,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 07:08:17,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 07:08:17,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 07:08:17,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 07:08:17,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 07:08:17,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 07:08:17,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 07:08:17,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 07:08:17,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 07:08:17,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 07:08:17,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 07:08:17,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 07:08:17,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 07:08:17,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 07:08:17,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 07:08:17,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 07:08:17,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 07:08:17,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 07:08:17,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 07:08:17,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 07:08:17,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 07:08:17,604 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 07:08:17,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 07:08:17,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 07:08:17,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 07:08:17,606 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 07:08:17,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 07:08:17,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 07:08:17,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 07:08:17,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 07:08:17,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 07:08:17,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 07:08:17,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 07:08:17,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 07:08:17,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 07:08:17,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 07:08:17,608 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 07:08:17,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 07:08:17,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 07:08:17,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 07:08:17,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 07:08:17,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 07:08:17,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 07:08:17,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 07:08:17,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 07:08:17,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 07:08:17,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 07:08:17,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 07:08:17,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 07:08:17,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 07:08:17,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 07:08:17,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 07:08:17,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 07:08:17,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 07:08:17,653 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 07:08:17,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--wcn36xx--wcn36xx.ko-entry_point.cil.out.i [2019-10-02 07:08:17,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c41412298/d451bbdd4ae04d588ab262374e5ec193/FLAG1f03dda20 [2019-10-02 07:08:18,718 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 07:08:18,719 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--wcn36xx--wcn36xx.ko-entry_point.cil.out.i [2019-10-02 07:08:18,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c41412298/d451bbdd4ae04d588ab262374e5ec193/FLAG1f03dda20 [2019-10-02 07:08:19,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c41412298/d451bbdd4ae04d588ab262374e5ec193 [2019-10-02 07:08:19,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 07:08:19,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 07:08:19,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 07:08:19,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 07:08:19,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 07:08:19,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 07:08:19" (1/1) ... [2019-10-02 07:08:19,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@efda274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:19, skipping insertion in model container [2019-10-02 07:08:19,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 07:08:19" (1/1) ... [2019-10-02 07:08:19,105 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 07:08:19,311 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 07:08:22,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 07:08:22,994 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 07:08:23,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 07:08:24,176 INFO L192 MainTranslator]: Completed translation [2019-10-02 07:08:24,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24 WrapperNode [2019-10-02 07:08:24,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 07:08:24,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 07:08:24,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 07:08:24,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 07:08:24,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... [2019-10-02 07:08:24,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 07:08:24,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 07:08:24,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 07:08:24,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 07:08:24,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 07:08:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 07:08:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 07:08:24,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 07:08:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 07:08:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 07:08:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 07:08:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 07:08:24,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u32~0~X~~u32~0~TO~int [2019-10-02 07:08:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-02 07:08:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 07:08:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2019-10-02 07:08:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 07:08:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-02 07:08:24,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-02 07:08:24,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-02 07:08:24,753 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-02 07:08:24,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-02 07:08:24,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-10-02 07:08:24,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-10-02 07:08:24,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-10-02 07:08:24,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-10-02 07:08:24,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-10-02 07:08:24,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-10-02 07:08:24,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 07:08:24,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 07:08:24,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 07:08:24,755 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 07:08:24,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 07:08:24,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 07:08:24,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 07:08:24,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 07:08:24,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 07:08:24,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 07:08:24,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 07:08:24,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 07:08:24,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 07:08:24,757 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-02 07:08:24,757 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-02 07:08:24,758 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2019-10-02 07:08:24,758 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2019-10-02 07:08:24,758 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2019-10-02 07:08:24,758 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-02 07:08:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_is_fw_version [2019-10-02 07:08:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure get_sta_index [2019-10-02 07:08:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_get_cap_name [2019-10-02 07:08:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_feat_caps_info [2019-10-02 07:08:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_detect_chip_version [2019-10-02 07:08:24,760 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_start [2019-10-02 07:08:24,760 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_stop [2019-10-02 07:08:24,760 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_config [2019-10-02 07:08:24,760 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_configure_filter [2019-10-02 07:08:24,761 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_tx [2019-10-02 07:08:24,761 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_set_key [2019-10-02 07:08:24,761 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_sw_scan_start [2019-10-02 07:08:24,761 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_sw_scan_complete [2019-10-02 07:08:24,762 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_update_allowed_rates [2019-10-02 07:08:24,762 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_set_default_rates [2019-10-02 07:08:24,762 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_bss_info_changed [2019-10-02 07:08:24,762 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_set_rts_threshold [2019-10-02 07:08:24,762 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_remove_interface [2019-10-02 07:08:24,763 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_add_interface [2019-10-02 07:08:24,763 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_sta_add [2019-10-02 07:08:24,763 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_sta_remove [2019-10-02 07:08:24,763 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_suspend [2019-10-02 07:08:24,764 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_resume [2019-10-02 07:08:24,764 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_ampdu_action [2019-10-02 07:08:24,764 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_init_ieee80211 [2019-10-02 07:08:24,764 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_platform_get_resources [2019-10-02 07:08:24,764 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_probe [2019-10-02 07:08:24,765 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_remove [2019-10-02 07:08:24,765 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_init [2019-10-02 07:08:24,765 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_exit [2019-10-02 07:08:24,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_5 [2019-10-02 07:08:24,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ieee80211_ops_6 [2019-10-02 07:08:24,766 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 07:08:24,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-02 07:08:24,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-02 07:08:24,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-02 07:08:24,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-02 07:08:24,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-02 07:08:24,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_12 [2019-10-02 07:08:24,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_13 [2019-10-02 07:08:24,767 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-02 07:08:24,768 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-02 07:08:24,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 07:08:24,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 07:08:24,768 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-02 07:08:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-02 07:08:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 07:08:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-02 07:08:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 07:08:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-02 07:08:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 07:08:24,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 07:08:24,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 07:08:24,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-02 07:08:24,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-02 07:08:24,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 07:08:24,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 07:08:24,771 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-02 07:08:24,771 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 07:08:24,771 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_wake [2019-10-02 07:08:24,771 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2019-10-02 07:08:24,772 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_get_next_bd [2019-10-02 07:08:24,772 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_write_register [2019-10-02 07:08:24,772 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_read_register [2019-10-02 07:08:24,772 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_free_ctl_block [2019-10-02 07:08:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_allocate_ctl_block [2019-10-02 07:08:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_alloc_ctl_blks [2019-10-02 07:08:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_free_ctl_blks [2019-10-02 07:08:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_init_descs [2019-10-02 07:08:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_init_tx_bd [2019-10-02 07:08:24,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_enable_ch_int [2019-10-02 07:08:24,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_fill_skb [2019-10-02 07:08:24,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_ch_alloc_skb [2019-10-02 07:08:24,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_ch_free_skbs [2019-10-02 07:08:24,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_tx_ack_ind [2019-10-02 07:08:24,774 INFO L138 BoogieDeclarations]: Found implementation of procedure reap_tx_dxes [2019-10-02 07:08:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_irq_tx_complete [2019-10-02 07:08:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_irq_rx_ready [2019-10-02 07:08:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_request_irqs [2019-10-02 07:08:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_rx_handle_packets [2019-10-02 07:08:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_rx_frame [2019-10-02 07:08:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_allocate_mem_pools [2019-10-02 07:08:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_free_mem_pools [2019-10-02 07:08:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_tx_frame [2019-10-02 07:08:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_init [2019-10-02 07:08:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_dxe_deinit [2019-10-02 07:08:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-02 07:08:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-02 07:08:24,777 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-02 07:08:24,777 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-02 07:08:24,777 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-02 07:08:24,777 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-02 07:08:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-02 07:08:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-02 07:08:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-02 07:08:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-02 07:08:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_20 [2019-10-02 07:08:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_21 [2019-10-02 07:08:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_22 [2019-10-02 07:08:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_23 [2019-10-02 07:08:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_26 [2019-10-02 07:08:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_27 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_28 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_29 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_30 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_31 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_32 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_33 [2019-10-02 07:08:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-02 07:08:24,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-02 07:08:24,781 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-02 07:08:24,781 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2019-10-02 07:08:24,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2019-10-02 07:08:24,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2019-10-02 07:08:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2019-10-02 07:08:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2019-10-02 07:08:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_probe_req [2019-10-02 07:08:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2019-10-02 07:08:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2019-10-02 07:08:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2019-10-02 07:08:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure buff_to_be [2019-10-02 07:08:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rssi0 [2019-10-02 07:08:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_rx_skb [2019-10-02 07:08:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_set_tx_pdu [2019-10-02 07:08:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure get_vif_by_addr [2019-10-02 07:08:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_set_tx_data [2019-10-02 07:08:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_set_tx_mgmt [2019-10-02 07:08:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_start_tx [2019-10-02 07:08:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_43 [2019-10-02 07:08:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_44 [2019-10-02 07:08:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_45 [2019-10-02 07:08:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_46 [2019-10-02 07:08:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_49 [2019-10-02 07:08:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-02 07:08:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-02 07:08:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-02 07:08:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40_minus [2019-10-02 07:08:24,787 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40_plus [2019-10-02 07:08:24,787 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cfg_tlv_u32 [2019-10-02 07:08:24,787 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_bss_nw_type [2019-10-02 07:08:24,787 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cap_supported [2019-10-02 07:08:24,788 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_bss_ht_params [2019-10-02 07:08:24,788 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_sta_ht_params [2019-10-02 07:08:24,788 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_sta_default_ht_params [2019-10-02 07:08:24,788 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_sta_params [2019-10-02 07:08:24,788 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_send_and_wait [2019-10-02 07:08:24,789 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_rsp_status_check [2019-10-02 07:08:24,789 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_load_nv [2019-10-02 07:08:24,789 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_start_rsp [2019-10-02 07:08:24,789 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_start [2019-10-02 07:08:24,790 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_stop [2019-10-02 07:08:24,790 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_init_scan [2019-10-02 07:08:24,790 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_start_scan [2019-10-02 07:08:24,790 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_end_scan [2019-10-02 07:08:24,790 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_finish_scan [2019-10-02 07:08:24,790 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_switch_channel_rsp [2019-10-02 07:08:24,791 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_switch_channel [2019-10-02 07:08:24,791 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_update_scan_params_rsp [2019-10-02 07:08:24,791 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_update_scan_params [2019-10-02 07:08:24,791 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_add_sta_self_rsp [2019-10-02 07:08:24,792 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_add_sta_self [2019-10-02 07:08:24,792 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_delete_sta_self [2019-10-02 07:08:24,792 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_delete_sta [2019-10-02 07:08:24,792 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_join_rsp [2019-10-02 07:08:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_join [2019-10-02 07:08:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_link_st [2019-10-02 07:08:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_convert_sta_to_v1 [2019-10-02 07:08:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_config_sta_rsp [2019-10-02 07:08:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_config_sta_v1 [2019-10-02 07:08:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_config_sta [2019-10-02 07:08:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_config_bss_v1 [2019-10-02 07:08:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_config_bss_rsp [2019-10-02 07:08:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_config_bss [2019-10-02 07:08:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_delete_bss [2019-10-02 07:08:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_send_beacon [2019-10-02 07:08:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_update_proberesp_tmpl [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_stakey [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_bsskey [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_remove_stakey [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_remove_bsskey [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_enter_bmps [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_exit_bmps [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_set_power_params [2019-10-02 07:08:24,795 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_keep_alive_req [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_dump_cmd_req [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_feat_caps [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure get_feat_caps [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_feat_caps [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_feature_caps_exchange [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_add_ba_session [2019-10-02 07:08:24,796 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_add_ba [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_del_ba [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_trigger_ba [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_tx_compl_ind [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_missed_beacon_ind [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_delete_sta_context_ind [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_update_cfg [2019-10-02 07:08:24,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_rsp_process [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_ind_smd_work [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_open [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_smd_close [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_54 [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_55 [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_56 [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_57 [2019-10-02 07:08:24,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_60 [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_pmc_enter_bmps_state [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_pmc_exit_bmps_state [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_enable_keep_alive_null_packet [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_65 [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_66 [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_67 [2019-10-02 07:08:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_68 [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_71 [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou32 [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure read_file_bool_bmps [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_bool_bmps [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure write_file_dump [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_debugfs_init [2019-10-02 07:08:24,800 INFO L138 BoogieDeclarations]: Found implementation of procedure wcn36xx_debugfs_exit [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_4 [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_76 [2019-10-02 07:08:24,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_77 [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_78 [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_79 [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_82 [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-02 07:08:24,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 07:08:24,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-02 07:08:24,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2019-10-02 07:08:24,805 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 07:08:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-02 07:08:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_alloc_hw [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get_tim [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_connection_loss [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_find_sta [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2019-10-02 07:08:24,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_txskb [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_proberesp_get [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_register_hw [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_report_low_ack [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rx_irqsafe [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_start_tx_ba_cb_irqsafe [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_start_tx_ba_session [2019-10-02 07:08:24,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_tx_ba_cb_irqsafe [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-02 07:08:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2019-10-02 07:08:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-10-02 07:08:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2019-10-02 07:08:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-10-02 07:08:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-10-02 07:08:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-10-02 07:08:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-02 07:08:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-10-02 07:08:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-10-02 07:08:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-02 07:08:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-02 07:08:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-02 07:08:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-02 07:08:24,813 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2019-10-02 07:08:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-02 07:08:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 07:08:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2019-10-02 07:08:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-10-02 07:08:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 07:08:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 07:08:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 07:08:24,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 07:08:24,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 07:08:24,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 07:08:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 07:08:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 07:08:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 07:08:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-02 07:08:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 07:08:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 07:08:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 07:08:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-02 07:08:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-02 07:08:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-10-02 07:08:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-10-02 07:08:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-02 07:08:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2019-10-02 07:08:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 07:08:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-02 07:08:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 07:08:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-02 07:08:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-02 07:08:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-10-02 07:08:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 07:08:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-02 07:08:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 07:08:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 07:08:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_5 [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ieee80211_ops_6 [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_4 [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-02 07:08:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_12 [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_13 [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-02 07:08:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_txskb [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_alloc_hw [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_register_hw [2019-10-02 07:08:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2019-10-02 07:08:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2019-10-02 07:08:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get_tim [2019-10-02 07:08:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_proberesp_get [2019-10-02 07:08:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_start_tx_ba_session [2019-10-02 07:08:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_start_tx_ba_cb_irqsafe [2019-10-02 07:08:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_tx_ba_cb_irqsafe [2019-10-02 07:08:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_find_sta [2019-10-02 07:08:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_open [2019-10-02 07:08:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_close [2019-10-02 07:08:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_load_nv [2019-10-02 07:08:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_start [2019-10-02 07:08:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_stop [2019-10-02 07:08:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_init_scan [2019-10-02 07:08:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_start_scan [2019-10-02 07:08:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_end_scan [2019-10-02 07:08:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_finish_scan [2019-10-02 07:08:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_add_sta_self [2019-10-02 07:08:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_delete_sta_self [2019-10-02 07:08:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_delete_sta [2019-10-02 07:08:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_join [2019-10-02 07:08:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_link_st [2019-10-02 07:08:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_config_bss [2019-10-02 07:08:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_delete_bss [2019-10-02 07:08:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_config_sta [2019-10-02 07:08:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_send_beacon [2019-10-02 07:08:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_switch_channel [2019-10-02 07:08:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_update_proberesp_tmpl [2019-10-02 07:08:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_stakey [2019-10-02 07:08:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_bsskey [2019-10-02 07:08:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_remove_stakey [2019-10-02 07:08:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_remove_bsskey [2019-10-02 07:08:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_power_params [2019-10-02 07:08:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_feature_caps_exchange [2019-10-02 07:08:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure get_feat_caps [2019-10-02 07:08:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_add_ba_session [2019-10-02 07:08:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_add_ba [2019-10-02 07:08:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_del_ba [2019-10-02 07:08:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_trigger_ba [2019-10-02 07:08:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_update_cfg [2019-10-02 07:08:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-02 07:08:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_start_tx [2019-10-02 07:08:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_allocate_mem_pools [2019-10-02 07:08:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_free_mem_pools [2019-10-02 07:08:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_alloc_ctl_blks [2019-10-02 07:08:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_free_ctl_blks [2019-10-02 07:08:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_init [2019-10-02 07:08:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_deinit [2019-10-02 07:08:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_pmc_enter_bmps_state [2019-10-02 07:08:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_pmc_exit_bmps_state [2019-10-02 07:08:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_debugfs_init [2019-10-02 07:08:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_debugfs_exit [2019-10-02 07:08:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_is_fw_version [2019-10-02 07:08:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_set_default_rates [2019-10-02 07:08:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure get_sta_index [2019-10-02 07:08:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_get_cap_name [2019-10-02 07:08:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_feat_caps_info [2019-10-02 07:08:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_detect_chip_version [2019-10-02 07:08:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 07:08:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_start [2019-10-02 07:08:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_stop [2019-10-02 07:08:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_config [2019-10-02 07:08:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_configure_filter [2019-10-02 07:08:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_tx [2019-10-02 07:08:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_set_key [2019-10-02 07:08:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 07:08:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_sw_scan_start [2019-10-02 07:08:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_sw_scan_complete [2019-10-02 07:08:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_update_allowed_rates [2019-10-02 07:08:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 07:08:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_bss_info_changed [2019-10-02 07:08:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_set_rts_threshold [2019-10-02 07:08:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_remove_interface [2019-10-02 07:08:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_add_interface [2019-10-02 07:08:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_sta_add [2019-10-02 07:08:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_sta_remove [2019-10-02 07:08:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_suspend [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_resume [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_ampdu_action [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_init_ieee80211 [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_platform_get_resources [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_probe [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_remove [2019-10-02 07:08:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_init [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_exit [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 07:08:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-02 07:08:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-02 07:08:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 07:08:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-02 07:08:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 07:08:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-02 07:08:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 07:08:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 07:08:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-02 07:08:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-02 07:08:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 07:08:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 07:08:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 07:08:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 07:08:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 07:08:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-02 07:08:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-02 07:08:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 07:08:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 07:08:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 07:08:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 07:08:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_21 [2019-10-02 07:08:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_22 [2019-10-02 07:08:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_23 [2019-10-02 07:08:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_26 [2019-10-02 07:08:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_28 [2019-10-02 07:08:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_20 [2019-10-02 07:08:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_27 [2019-10-02 07:08:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-02 07:08:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-02 07:08:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-02 07:08:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-02 07:08:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-02 07:08:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-02 07:08:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-02 07:08:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-02 07:08:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-02 07:08:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-02 07:08:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-02 07:08:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-02 07:08:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 07:08:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 07:08:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_29 [2019-10-02 07:08:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_30 [2019-10-02 07:08:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 07:08:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_31 [2019-10-02 07:08:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_32 [2019-10-02 07:08:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_33 [2019-10-02 07:08:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2019-10-02 07:08:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-02 07:08:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2019-10-02 07:08:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_wake [2019-10-02 07:08:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2019-10-02 07:08:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2019-10-02 07:08:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2019-10-02 07:08:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2019-10-02 07:08:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_rx_skb [2019-10-02 07:08:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_rx_frame [2019-10-02 07:08:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_tx_frame [2019-10-02 07:08:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_tx_ack_ind [2019-10-02 07:08:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_get_next_bd [2019-10-02 07:08:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_write_register [2019-10-02 07:08:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_read_register [2019-10-02 07:08:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_free_ctl_block [2019-10-02 07:08:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_allocate_ctl_block [2019-10-02 07:08:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u32~0~X~~u32~0~TO~int [2019-10-02 07:08:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_init_descs [2019-10-02 07:08:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_init_tx_bd [2019-10-02 07:08:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_enable_ch_int [2019-10-02 07:08:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_fill_skb [2019-10-02 07:08:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_ch_alloc_skb [2019-10-02 07:08:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_ch_free_skbs [2019-10-02 07:08:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure reap_tx_dxes [2019-10-02 07:08:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_irq_tx_complete [2019-10-02 07:08:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_irq_rx_ready [2019-10-02 07:08:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_dxe_request_irqs [2019-10-02 07:08:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_rx_handle_packets [2019-10-02 07:08:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-02 07:08:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-02 07:08:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-02 07:08:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_44 [2019-10-02 07:08:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_45 [2019-10-02 07:08:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_46 [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_49 [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_43 [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2019-10-02 07:08:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_probe_req [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rx_irqsafe [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure buff_to_be [2019-10-02 07:08:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure get_rssi0 [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_set_tx_pdu [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure get_vif_by_addr [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_set_tx_data [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_set_tx_mgmt [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-02 07:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-10-02 07:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_55 [2019-10-02 07:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_56 [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_57 [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_60 [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_54 [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_report_low_ack [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_connection_loss [2019-10-02 07:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40_minus [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40_plus [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_update_scan_params [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_enter_bmps [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_exit_bmps [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_keep_alive_req [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_dump_cmd_req [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure set_feat_caps [2019-10-02 07:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure clear_feat_caps [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure put_cfg_tlv_u32 [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_bss_nw_type [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure is_cap_supported [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_bss_ht_params [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_sta_ht_params [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_sta_default_ht_params [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_set_sta_params [2019-10-02 07:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_send_and_wait [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_rsp_status_check [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_start_rsp [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_switch_channel_rsp [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_update_scan_params_rsp [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_add_sta_self_rsp [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_join_rsp [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_convert_sta_to_v1 [2019-10-02 07:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_config_sta_rsp [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_config_sta_v1 [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_config_bss_v1 [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_config_bss_rsp [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_tx_compl_ind [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_missed_beacon_ind [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_delete_sta_context_ind [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_smd_rsp_process [2019-10-02 07:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_ind_smd_work [2019-10-02 07:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 07:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2019-10-02 07:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_66 [2019-10-02 07:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_67 [2019-10-02 07:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_68 [2019-10-02 07:08:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_71 [2019-10-02 07:08:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_65 [2019-10-02 07:08:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure wcn36xx_enable_keep_alive_null_packet [2019-10-02 07:08:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-02 07:08:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-10-02 07:08:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou32 [2019-10-02 07:08:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 07:08:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-10-02 07:08:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-02 07:08:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-02 07:08:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-02 07:08:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-02 07:08:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_77 [2019-10-02 07:08:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_78 [2019-10-02 07:08:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_79 [2019-10-02 07:08:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_82 [2019-10-02 07:08:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_76 [2019-10-02 07:08:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-02 07:08:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2019-10-02 07:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2019-10-02 07:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2019-10-02 07:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2019-10-02 07:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2019-10-02 07:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure read_file_bool_bmps [2019-10-02 07:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_bool_bmps [2019-10-02 07:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure write_file_dump [2019-10-02 07:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-10-02 07:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-10-02 07:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-02 07:08:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-02 07:08:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-02 07:08:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-02 07:08:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-02 07:08:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 07:08:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 07:08:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 07:08:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-02 07:08:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-02 07:08:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-02 07:08:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-02 07:08:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 07:08:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 07:08:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 07:08:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 07:08:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 07:08:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 07:08:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 07:08:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 07:08:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 07:08:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 07:08:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 07:08:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 07:08:32,304 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 07:10:48,729 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 07:10:48,729 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-02 07:10:48,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 07:10:48 BoogieIcfgContainer [2019-10-02 07:10:48,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 07:10:48,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 07:10:48,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 07:10:48,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 07:10:48,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 07:08:19" (1/3) ... [2019-10-02 07:10:48,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6196cc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 07:10:48, skipping insertion in model container [2019-10-02 07:10:48,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 07:08:24" (2/3) ... [2019-10-02 07:10:48,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6196cc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 07:10:48, skipping insertion in model container [2019-10-02 07:10:48,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 07:10:48" (3/3) ... [2019-10-02 07:10:48,742 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--wcn36xx--wcn36xx.ko-entry_point.cil.out.i [2019-10-02 07:10:48,752 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 07:10:48,765 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 07:10:48,782 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 07:10:48,834 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 07:10:48,834 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 07:10:48,835 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 07:10:48,835 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 07:10:48,835 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 07:10:48,835 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 07:10:48,835 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 07:10:48,835 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 07:10:48,835 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 07:10:48,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3772 states. [2019-10-02 07:10:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 07:10:48,929 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:10:48,930 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:10:48,933 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:10:48,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:10:48,939 INFO L82 PathProgramCache]: Analyzing trace with hash 288881007, now seen corresponding path program 1 times [2019-10-02 07:10:48,941 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:10:48,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:10:49,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:10:49,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:10:49,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:10:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:10:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-10-02 07:10:50,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:10:50,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:10:50,303 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:10:50,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:10:50,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:10:50,319 INFO L87 Difference]: Start difference. First operand 3772 states. Second operand 3 states. [2019-10-02 07:10:54,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:10:54,580 INFO L93 Difference]: Finished difference Result 9704 states and 13312 transitions. [2019-10-02 07:10:54,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:10:54,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2019-10-02 07:10:54,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:10:55,478 INFO L225 Difference]: With dead ends: 9704 [2019-10-02 07:10:55,479 INFO L226 Difference]: Without dead ends: 6427 [2019-10-02 07:10:55,499 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:10:55,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6427 states. [2019-10-02 07:10:55,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6427 to 6427. [2019-10-02 07:10:55,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6427 states. [2019-10-02 07:10:55,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6427 states to 6427 states and 8766 transitions. [2019-10-02 07:10:55,947 INFO L78 Accepts]: Start accepts. Automaton has 6427 states and 8766 transitions. Word has length 104 [2019-10-02 07:10:55,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:10:55,948 INFO L475 AbstractCegarLoop]: Abstraction has 6427 states and 8766 transitions. [2019-10-02 07:10:55,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:10:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 6427 states and 8766 transitions. [2019-10-02 07:10:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-10-02 07:10:55,959 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:10:55,960 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:10:55,960 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:10:55,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:10:55,960 INFO L82 PathProgramCache]: Analyzing trace with hash 292392892, now seen corresponding path program 1 times [2019-10-02 07:10:55,961 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:10:55,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:10:55,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:10:55,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:10:55,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:10:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:10:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-10-02 07:10:56,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:10:56,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:10:56,513 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:10:56,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:10:56,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:10:56,514 INFO L87 Difference]: Start difference. First operand 6427 states and 8766 transitions. Second operand 5 states. [2019-10-02 07:10:58,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:10:58,964 INFO L93 Difference]: Finished difference Result 12820 states and 17487 transitions. [2019-10-02 07:10:58,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 07:10:58,965 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2019-10-02 07:10:58,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:10:59,009 INFO L225 Difference]: With dead ends: 12820 [2019-10-02 07:10:59,010 INFO L226 Difference]: Without dead ends: 6426 [2019-10-02 07:10:59,039 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-02 07:10:59,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6426 states. [2019-10-02 07:10:59,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6426 to 6426. [2019-10-02 07:10:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6426 states. [2019-10-02 07:10:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 8762 transitions. [2019-10-02 07:10:59,330 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 8762 transitions. Word has length 119 [2019-10-02 07:10:59,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:10:59,331 INFO L475 AbstractCegarLoop]: Abstraction has 6426 states and 8762 transitions. [2019-10-02 07:10:59,331 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:10:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 8762 transitions. [2019-10-02 07:10:59,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-02 07:10:59,350 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:10:59,350 INFO L411 BasicCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 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] [2019-10-02 07:10:59,350 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:10:59,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:10:59,351 INFO L82 PathProgramCache]: Analyzing trace with hash -488558255, now seen corresponding path program 1 times [2019-10-02 07:10:59,351 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:10:59,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:10:59,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:10:59,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:10:59,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:10:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:11:00,084 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2019-10-02 07:11:00,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:11:00,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 07:11:00,085 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 07:11:00,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 07:11:00,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 07:11:00,086 INFO L87 Difference]: Start difference. First operand 6426 states and 8762 transitions. Second operand 6 states. [2019-10-02 07:11:09,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:11:09,610 INFO L93 Difference]: Finished difference Result 19217 states and 26278 transitions. [2019-10-02 07:11:09,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 07:11:09,611 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 196 [2019-10-02 07:11:09,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:11:09,860 INFO L225 Difference]: With dead ends: 19217 [2019-10-02 07:11:09,860 INFO L226 Difference]: Without dead ends: 12803 [2019-10-02 07:11:09,896 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:11:09,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12803 states. [2019-10-02 07:11:10,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12803 to 12803. [2019-10-02 07:11:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12803 states. [2019-10-02 07:11:10,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12803 states to 12803 states and 17511 transitions. [2019-10-02 07:11:10,499 INFO L78 Accepts]: Start accepts. Automaton has 12803 states and 17511 transitions. Word has length 196 [2019-10-02 07:11:10,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:11:10,501 INFO L475 AbstractCegarLoop]: Abstraction has 12803 states and 17511 transitions. [2019-10-02 07:11:10,501 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 07:11:10,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12803 states and 17511 transitions. [2019-10-02 07:11:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-10-02 07:11:10,564 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:11:10,565 INFO L411 BasicCegarLoop]: trace histogram [15, 15, 15, 4, 4, 4, 3, 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] [2019-10-02 07:11:10,565 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:11:10,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:11:10,566 INFO L82 PathProgramCache]: Analyzing trace with hash -2056445455, now seen corresponding path program 1 times [2019-10-02 07:11:10,566 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:11:10,566 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:11:10,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:10,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:11:10,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:11:11,250 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2019-10-02 07:11:11,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:11:11,251 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:11:11,251 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:11:11,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:11:11,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:11:11,253 INFO L87 Difference]: Start difference. First operand 12803 states and 17511 transitions. Second operand 3 states. [2019-10-02 07:11:16,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:11:16,340 INFO L93 Difference]: Finished difference Result 37721 states and 51557 transitions. [2019-10-02 07:11:16,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:11:16,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 268 [2019-10-02 07:11:16,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:11:16,459 INFO L225 Difference]: With dead ends: 37721 [2019-10-02 07:11:16,459 INFO L226 Difference]: Without dead ends: 24951 [2019-10-02 07:11:16,523 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:11:16,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24951 states. [2019-10-02 07:11:17,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24951 to 24925. [2019-10-02 07:11:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24925 states. [2019-10-02 07:11:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24925 states to 24925 states and 33884 transitions. [2019-10-02 07:11:17,562 INFO L78 Accepts]: Start accepts. Automaton has 24925 states and 33884 transitions. Word has length 268 [2019-10-02 07:11:17,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:11:17,568 INFO L475 AbstractCegarLoop]: Abstraction has 24925 states and 33884 transitions. [2019-10-02 07:11:17,568 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:11:17,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24925 states and 33884 transitions. [2019-10-02 07:11:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-10-02 07:11:17,657 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:11:17,657 INFO L411 BasicCegarLoop]: trace histogram [15, 15, 15, 4, 4, 4, 3, 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] [2019-10-02 07:11:17,658 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:11:17,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:11:17,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1851980815, now seen corresponding path program 2 times [2019-10-02 07:11:17,658 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:11:17,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:11:17,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:17,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:11:17,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:11:19,771 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2019-10-02 07:11:19,771 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:11:19,771 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:11:19,772 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:11:19,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:11:19,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:11:19,773 INFO L87 Difference]: Start difference. First operand 24925 states and 33884 transitions. Second operand 3 states. [2019-10-02 07:11:22,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:11:22,783 INFO L93 Difference]: Finished difference Result 43209 states and 58278 transitions. [2019-10-02 07:11:22,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:11:22,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 268 [2019-10-02 07:11:22,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:11:22,851 INFO L225 Difference]: With dead ends: 43209 [2019-10-02 07:11:22,851 INFO L226 Difference]: Without dead ends: 18317 [2019-10-02 07:11:22,913 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:11:22,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18317 states. [2019-10-02 07:11:23,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18317 to 18291. [2019-10-02 07:11:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18291 states. [2019-10-02 07:11:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18291 states to 18291 states and 24408 transitions. [2019-10-02 07:11:23,689 INFO L78 Accepts]: Start accepts. Automaton has 18291 states and 24408 transitions. Word has length 268 [2019-10-02 07:11:23,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:11:23,690 INFO L475 AbstractCegarLoop]: Abstraction has 18291 states and 24408 transitions. [2019-10-02 07:11:23,690 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:11:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 18291 states and 24408 transitions. [2019-10-02 07:11:23,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-10-02 07:11:23,721 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:11:23,722 INFO L411 BasicCegarLoop]: trace histogram [15, 15, 15, 4, 4, 4, 3, 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] [2019-10-02 07:11:23,722 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:11:23,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:11:23,722 INFO L82 PathProgramCache]: Analyzing trace with hash 828305393, now seen corresponding path program 1 times [2019-10-02 07:11:23,723 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:11:23,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:11:23,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:23,744 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 07:11:23,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:11:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2019-10-02 07:11:24,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:11:24,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:11:24,268 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:11:24,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:11:24,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:11:24,269 INFO L87 Difference]: Start difference. First operand 18291 states and 24408 transitions. Second operand 3 states. [2019-10-02 07:11:24,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:11:24,605 INFO L93 Difference]: Finished difference Result 26063 states and 34848 transitions. [2019-10-02 07:11:24,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:11:24,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 268 [2019-10-02 07:11:24,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:11:24,688 INFO L225 Difference]: With dead ends: 26063 [2019-10-02 07:11:24,689 INFO L226 Difference]: Without dead ends: 18299 [2019-10-02 07:11:24,714 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:11:24,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18299 states. [2019-10-02 07:11:25,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18299 to 18295. [2019-10-02 07:11:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18295 states. [2019-10-02 07:11:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18295 states to 18295 states and 24412 transitions. [2019-10-02 07:11:25,528 INFO L78 Accepts]: Start accepts. Automaton has 18295 states and 24412 transitions. Word has length 268 [2019-10-02 07:11:25,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:11:25,529 INFO L475 AbstractCegarLoop]: Abstraction has 18295 states and 24412 transitions. [2019-10-02 07:11:25,529 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:11:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 18295 states and 24412 transitions. [2019-10-02 07:11:25,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-02 07:11:25,550 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:11:25,551 INFO L411 BasicCegarLoop]: trace histogram [15, 15, 15, 4, 4, 4, 3, 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] [2019-10-02 07:11:25,551 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:11:25,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:11:25,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1421777010, now seen corresponding path program 1 times [2019-10-02 07:11:25,551 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:11:25,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:11:25,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:25,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:11:25,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:11:26,232 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2019-10-02 07:11:26,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:11:26,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 07:11:26,234 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 07:11:26,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 07:11:26,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 07:11:26,235 INFO L87 Difference]: Start difference. First operand 18295 states and 24412 transitions. Second operand 4 states. [2019-10-02 07:11:27,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:11:27,009 INFO L93 Difference]: Finished difference Result 36586 states and 49713 transitions. [2019-10-02 07:11:27,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 07:11:27,010 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 270 [2019-10-02 07:11:27,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:11:27,088 INFO L225 Difference]: With dead ends: 36586 [2019-10-02 07:11:27,088 INFO L226 Difference]: Without dead ends: 18319 [2019-10-02 07:11:27,146 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:11:27,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18319 states. [2019-10-02 07:11:27,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18319 to 18319. [2019-10-02 07:11:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18319 states. [2019-10-02 07:11:27,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18319 states to 18319 states and 24632 transitions. [2019-10-02 07:11:27,829 INFO L78 Accepts]: Start accepts. Automaton has 18319 states and 24632 transitions. Word has length 270 [2019-10-02 07:11:27,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:11:27,830 INFO L475 AbstractCegarLoop]: Abstraction has 18319 states and 24632 transitions. [2019-10-02 07:11:27,830 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 07:11:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 18319 states and 24632 transitions. [2019-10-02 07:11:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-10-02 07:11:27,851 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:11:27,852 INFO L411 BasicCegarLoop]: trace histogram [15, 15, 15, 4, 4, 4, 4, 3, 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] [2019-10-02 07:11:27,852 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:11:27,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:11:27,852 INFO L82 PathProgramCache]: Analyzing trace with hash -916896894, now seen corresponding path program 1 times [2019-10-02 07:11:27,852 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:11:27,852 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:11:27,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:27,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:11:27,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:11:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:11:28,805 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-10-02 07:11:28,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:11:28,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 07:11:28,807 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 07:11:28,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 07:11:28,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:11:28,807 INFO L87 Difference]: Start difference. First operand 18319 states and 24632 transitions. Second operand 9 states. [2019-10-02 07:12:55,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:12:55,723 INFO L93 Difference]: Finished difference Result 37940 states and 51025 transitions. [2019-10-02 07:12:55,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 07:12:55,723 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 274 [2019-10-02 07:12:55,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:12:55,815 INFO L225 Difference]: With dead ends: 37940 [2019-10-02 07:12:55,815 INFO L226 Difference]: Without dead ends: 22440 [2019-10-02 07:12:55,849 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-10-02 07:12:55,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22440 states. [2019-10-02 07:12:56,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22440 to 22153. [2019-10-02 07:12:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22153 states. [2019-10-02 07:12:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22153 states to 22153 states and 29598 transitions. [2019-10-02 07:12:56,884 INFO L78 Accepts]: Start accepts. Automaton has 22153 states and 29598 transitions. Word has length 274 [2019-10-02 07:12:56,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:12:56,885 INFO L475 AbstractCegarLoop]: Abstraction has 22153 states and 29598 transitions. [2019-10-02 07:12:56,885 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 07:12:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 22153 states and 29598 transitions. [2019-10-02 07:12:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2019-10-02 07:12:56,978 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:12:56,979 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:12:56,980 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:12:56,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:12:56,980 INFO L82 PathProgramCache]: Analyzing trace with hash 489557563, now seen corresponding path program 1 times [2019-10-02 07:12:56,980 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:12:56,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:12:57,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:12:57,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:12:57,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:12:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:12:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2622 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2613 trivial. 0 not checked. [2019-10-02 07:12:58,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:12:58,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:12:58,533 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:12:58,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:12:58,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:12:58,534 INFO L87 Difference]: Start difference. First operand 22153 states and 29598 transitions. Second operand 5 states. [2019-10-02 07:13:00,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:00,918 INFO L93 Difference]: Finished difference Result 44305 states and 59310 transitions. [2019-10-02 07:13:00,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 07:13:00,919 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1018 [2019-10-02 07:13:00,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:01,005 INFO L225 Difference]: With dead ends: 44305 [2019-10-02 07:13:01,006 INFO L226 Difference]: Without dead ends: 22185 [2019-10-02 07:13:01,059 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:13:01,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22185 states. [2019-10-02 07:13:01,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22185 to 22185. [2019-10-02 07:13:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22185 states. [2019-10-02 07:13:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22185 states to 22185 states and 29654 transitions. [2019-10-02 07:13:01,777 INFO L78 Accepts]: Start accepts. Automaton has 22185 states and 29654 transitions. Word has length 1018 [2019-10-02 07:13:01,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:01,778 INFO L475 AbstractCegarLoop]: Abstraction has 22185 states and 29654 transitions. [2019-10-02 07:13:01,778 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:13:01,778 INFO L276 IsEmpty]: Start isEmpty. Operand 22185 states and 29654 transitions. [2019-10-02 07:13:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1018 [2019-10-02 07:13:01,824 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:01,825 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:01,826 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:01,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:01,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1636841076, now seen corresponding path program 1 times [2019-10-02 07:13:01,826 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:01,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:01,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:01,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:01,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2622 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2613 trivial. 0 not checked. [2019-10-02 07:13:03,578 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:13:03,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 07:13:03,579 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 07:13:03,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 07:13:03,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 07:13:03,580 INFO L87 Difference]: Start difference. First operand 22185 states and 29654 transitions. Second operand 6 states. [2019-10-02 07:13:03,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:03,987 INFO L93 Difference]: Finished difference Result 44449 states and 59515 transitions. [2019-10-02 07:13:03,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 07:13:03,988 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1017 [2019-10-02 07:13:03,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:04,059 INFO L225 Difference]: With dead ends: 44449 [2019-10-02 07:13:04,059 INFO L226 Difference]: Without dead ends: 22297 [2019-10-02 07:13:04,109 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 07:13:04,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22297 states. [2019-10-02 07:13:04,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22297 to 22233. [2019-10-02 07:13:04,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22233 states. [2019-10-02 07:13:04,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22233 states to 22233 states and 29710 transitions. [2019-10-02 07:13:04,678 INFO L78 Accepts]: Start accepts. Automaton has 22233 states and 29710 transitions. Word has length 1017 [2019-10-02 07:13:04,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:04,679 INFO L475 AbstractCegarLoop]: Abstraction has 22233 states and 29710 transitions. [2019-10-02 07:13:04,679 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 07:13:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 22233 states and 29710 transitions. [2019-10-02 07:13:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2019-10-02 07:13:04,709 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:04,710 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:04,710 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:04,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:04,711 INFO L82 PathProgramCache]: Analyzing trace with hash -314863797, now seen corresponding path program 1 times [2019-10-02 07:13:04,711 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:04,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:04,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:04,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:04,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:06,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 2686 trivial. 0 not checked. [2019-10-02 07:13:06,281 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 07:13:06,281 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 07:13:07,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:11,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 12696 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 07:13:11,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 07:13:12,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 2533 trivial. 0 not checked. [2019-10-02 07:13:12,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 07:13:12,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2019-10-02 07:13:12,683 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 07:13:12,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 07:13:12,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 07:13:12,684 INFO L87 Difference]: Start difference. First operand 22233 states and 29710 transitions. Second operand 8 states. [2019-10-02 07:13:13,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:13,412 INFO L93 Difference]: Finished difference Result 44565 states and 59894 transitions. [2019-10-02 07:13:13,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 07:13:13,413 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1078 [2019-10-02 07:13:13,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:13,562 INFO L225 Difference]: With dead ends: 44565 [2019-10-02 07:13:13,562 INFO L226 Difference]: Without dead ends: 22365 [2019-10-02 07:13:13,646 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1086 GetRequests, 1078 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-02 07:13:13,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22365 states. [2019-10-02 07:13:14,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22365 to 22293. [2019-10-02 07:13:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22293 states. [2019-10-02 07:13:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22293 states to 22293 states and 29942 transitions. [2019-10-02 07:13:14,565 INFO L78 Accepts]: Start accepts. Automaton has 22293 states and 29942 transitions. Word has length 1078 [2019-10-02 07:13:14,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:14,566 INFO L475 AbstractCegarLoop]: Abstraction has 22293 states and 29942 transitions. [2019-10-02 07:13:14,566 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 07:13:14,566 INFO L276 IsEmpty]: Start isEmpty. Operand 22293 states and 29942 transitions. [2019-10-02 07:13:14,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2019-10-02 07:13:14,611 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:14,612 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:14,612 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:14,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:14,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1040519700, now seen corresponding path program 1 times [2019-10-02 07:13:14,613 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:14,613 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:14,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:14,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:14,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2686 trivial. 0 not checked. [2019-10-02 07:13:16,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:13:16,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 07:13:16,257 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 07:13:16,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 07:13:16,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:13:16,258 INFO L87 Difference]: Start difference. First operand 22293 states and 29942 transitions. Second operand 9 states. [2019-10-02 07:13:16,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:16,784 INFO L93 Difference]: Finished difference Result 44693 states and 60145 transitions. [2019-10-02 07:13:16,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 07:13:16,785 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1090 [2019-10-02 07:13:16,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:16,872 INFO L225 Difference]: With dead ends: 44693 [2019-10-02 07:13:16,872 INFO L226 Difference]: Without dead ends: 22433 [2019-10-02 07:13:16,921 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-10-02 07:13:16,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22433 states. [2019-10-02 07:13:17,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22433 to 22357. [2019-10-02 07:13:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22357 states. [2019-10-02 07:13:17,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22357 states to 22357 states and 30014 transitions. [2019-10-02 07:13:17,576 INFO L78 Accepts]: Start accepts. Automaton has 22357 states and 30014 transitions. Word has length 1090 [2019-10-02 07:13:17,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:17,577 INFO L475 AbstractCegarLoop]: Abstraction has 22357 states and 30014 transitions. [2019-10-02 07:13:17,577 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 07:13:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 22357 states and 30014 transitions. [2019-10-02 07:13:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1110 [2019-10-02 07:13:17,619 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:17,619 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:17,620 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:17,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:17,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1210813783, now seen corresponding path program 1 times [2019-10-02 07:13:17,620 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:17,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:17,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:17,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:17,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2710 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2019-10-02 07:13:19,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:13:19,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 07:13:19,404 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 07:13:19,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 07:13:19,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 07:13:19,406 INFO L87 Difference]: Start difference. First operand 22357 states and 30014 transitions. Second operand 4 states. [2019-10-02 07:13:19,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:19,827 INFO L93 Difference]: Finished difference Result 44721 states and 60184 transitions. [2019-10-02 07:13:19,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 07:13:19,827 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1109 [2019-10-02 07:13:19,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:19,894 INFO L225 Difference]: With dead ends: 44721 [2019-10-02 07:13:19,894 INFO L226 Difference]: Without dead ends: 22397 [2019-10-02 07:13:19,932 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:13:19,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22397 states. [2019-10-02 07:13:20,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22397 to 22377. [2019-10-02 07:13:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22377 states. [2019-10-02 07:13:20,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22377 states to 22377 states and 30034 transitions. [2019-10-02 07:13:20,442 INFO L78 Accepts]: Start accepts. Automaton has 22377 states and 30034 transitions. Word has length 1109 [2019-10-02 07:13:20,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:20,443 INFO L475 AbstractCegarLoop]: Abstraction has 22377 states and 30034 transitions. [2019-10-02 07:13:20,444 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 07:13:20,444 INFO L276 IsEmpty]: Start isEmpty. Operand 22377 states and 30034 transitions. [2019-10-02 07:13:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1110 [2019-10-02 07:13:20,725 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:20,726 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:20,726 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:20,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:20,726 INFO L82 PathProgramCache]: Analyzing trace with hash 357896085, now seen corresponding path program 1 times [2019-10-02 07:13:20,727 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:20,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:20,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:20,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:20,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2710 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 2665 trivial. 0 not checked. [2019-10-02 07:13:22,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:13:22,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:13:22,336 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:13:22,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:13:22,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:13:22,337 INFO L87 Difference]: Start difference. First operand 22377 states and 30034 transitions. Second operand 5 states. [2019-10-02 07:13:22,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:22,683 INFO L93 Difference]: Finished difference Result 44801 states and 60505 transitions. [2019-10-02 07:13:22,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 07:13:22,683 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1109 [2019-10-02 07:13:22,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:22,742 INFO L225 Difference]: With dead ends: 44801 [2019-10-02 07:13:22,742 INFO L226 Difference]: Without dead ends: 22457 [2019-10-02 07:13:22,780 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:13:22,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22457 states. [2019-10-02 07:13:23,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22457 to 22433. [2019-10-02 07:13:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22433 states. [2019-10-02 07:13:23,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22433 states to 22433 states and 30177 transitions. [2019-10-02 07:13:23,537 INFO L78 Accepts]: Start accepts. Automaton has 22433 states and 30177 transitions. Word has length 1109 [2019-10-02 07:13:23,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:23,538 INFO L475 AbstractCegarLoop]: Abstraction has 22433 states and 30177 transitions. [2019-10-02 07:13:23,538 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:13:23,538 INFO L276 IsEmpty]: Start isEmpty. Operand 22433 states and 30177 transitions. [2019-10-02 07:13:23,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1115 [2019-10-02 07:13:23,572 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:23,573 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:23,573 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:23,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:23,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1216644687, now seen corresponding path program 1 times [2019-10-02 07:13:23,574 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:23,574 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:23,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:23,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:23,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2710 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2019-10-02 07:13:26,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:13:26,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-10-02 07:13:26,633 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 07:13:26,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 07:13:26,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2019-10-02 07:13:26,633 INFO L87 Difference]: Start difference. First operand 22433 states and 30177 transitions. Second operand 15 states. [2019-10-02 07:13:27,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:27,513 INFO L93 Difference]: Finished difference Result 45065 states and 60833 transitions. [2019-10-02 07:13:27,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 07:13:27,513 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 1114 [2019-10-02 07:13:27,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:27,593 INFO L225 Difference]: With dead ends: 45065 [2019-10-02 07:13:27,593 INFO L226 Difference]: Without dead ends: 22665 [2019-10-02 07:13:27,630 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2019-10-02 07:13:27,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22665 states. [2019-10-02 07:13:28,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22665 to 22537. [2019-10-02 07:13:28,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22537 states. [2019-10-02 07:13:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22537 states to 22537 states and 30405 transitions. [2019-10-02 07:13:28,174 INFO L78 Accepts]: Start accepts. Automaton has 22537 states and 30405 transitions. Word has length 1114 [2019-10-02 07:13:28,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:28,174 INFO L475 AbstractCegarLoop]: Abstraction has 22537 states and 30405 transitions. [2019-10-02 07:13:28,174 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 07:13:28,174 INFO L276 IsEmpty]: Start isEmpty. Operand 22537 states and 30405 transitions. [2019-10-02 07:13:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1170 [2019-10-02 07:13:28,210 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:28,211 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:28,211 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:28,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:28,212 INFO L82 PathProgramCache]: Analyzing trace with hash 365378296, now seen corresponding path program 1 times [2019-10-02 07:13:28,212 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:28,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:28,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:28,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:28,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2754 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2745 trivial. 0 not checked. [2019-10-02 07:13:30,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:13:30,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:13:30,683 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:13:30,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:13:30,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:13:30,684 INFO L87 Difference]: Start difference. First operand 22537 states and 30405 transitions. Second operand 5 states. [2019-10-02 07:13:31,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:31,050 INFO L93 Difference]: Finished difference Result 45113 states and 60943 transitions. [2019-10-02 07:13:31,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 07:13:31,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1169 [2019-10-02 07:13:31,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:31,108 INFO L225 Difference]: With dead ends: 45113 [2019-10-02 07:13:31,109 INFO L226 Difference]: Without dead ends: 22609 [2019-10-02 07:13:31,146 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:13:31,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22609 states. [2019-10-02 07:13:31,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22609 to 22569. [2019-10-02 07:13:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22569 states. [2019-10-02 07:13:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22569 states to 22569 states and 30437 transitions. [2019-10-02 07:13:31,750 INFO L78 Accepts]: Start accepts. Automaton has 22569 states and 30437 transitions. Word has length 1169 [2019-10-02 07:13:31,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:31,751 INFO L475 AbstractCegarLoop]: Abstraction has 22569 states and 30437 transitions. [2019-10-02 07:13:31,751 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:13:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 22569 states and 30437 transitions. [2019-10-02 07:13:31,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1201 [2019-10-02 07:13:31,783 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:31,784 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:31,784 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:31,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:31,785 INFO L82 PathProgramCache]: Analyzing trace with hash 383445884, now seen corresponding path program 1 times [2019-10-02 07:13:31,785 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:31,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:31,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:31,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:31,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:33,726 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 20 [2019-10-02 07:13:33,859 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 18 [2019-10-02 07:13:34,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2936 backedges. 9 proven. 80 refuted. 0 times theorem prover too weak. 2847 trivial. 0 not checked. [2019-10-02 07:13:34,534 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 07:13:34,534 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 07:13:35,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:40,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 13322 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 07:13:40,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 07:13:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2936 backedges. 295 proven. 1 refuted. 0 times theorem prover too weak. 2640 trivial. 0 not checked. [2019-10-02 07:13:41,376 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 07:13:41,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2019-10-02 07:13:41,378 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 07:13:41,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 07:13:41,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2019-10-02 07:13:41,379 INFO L87 Difference]: Start difference. First operand 22569 states and 30437 transitions. Second operand 12 states. [2019-10-02 07:13:41,710 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2019-10-02 07:13:43,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:43,226 INFO L93 Difference]: Finished difference Result 45518 states and 62569 transitions. [2019-10-02 07:13:43,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-02 07:13:43,227 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1200 [2019-10-02 07:13:43,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:43,315 INFO L225 Difference]: With dead ends: 45518 [2019-10-02 07:13:43,315 INFO L226 Difference]: Without dead ends: 22665 [2019-10-02 07:13:43,385 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1215 GetRequests, 1200 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2019-10-02 07:13:43,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22665 states. [2019-10-02 07:13:44,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22665 to 22617. [2019-10-02 07:13:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22617 states. [2019-10-02 07:13:44,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22617 states to 22617 states and 30509 transitions. [2019-10-02 07:13:44,082 INFO L78 Accepts]: Start accepts. Automaton has 22617 states and 30509 transitions. Word has length 1200 [2019-10-02 07:13:44,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:44,083 INFO L475 AbstractCegarLoop]: Abstraction has 22617 states and 30509 transitions. [2019-10-02 07:13:44,083 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 07:13:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 22617 states and 30509 transitions. [2019-10-02 07:13:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1206 [2019-10-02 07:13:44,137 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:44,138 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 10, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:44,138 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:44,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:44,139 INFO L82 PathProgramCache]: Analyzing trace with hash -3785038, now seen corresponding path program 1 times [2019-10-02 07:13:44,139 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:44,139 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:44,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:44,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:44,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3011 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 2992 trivial. 0 not checked. [2019-10-02 07:13:48,075 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 07:13:48,076 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 07:13:48,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:53,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 13352 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-02 07:13:53,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 07:13:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3011 backedges. 318 proven. 3 refuted. 0 times theorem prover too weak. 2690 trivial. 0 not checked. [2019-10-02 07:13:53,708 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 07:13:53,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2019-10-02 07:13:53,711 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 07:13:53,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 07:13:53,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:13:53,712 INFO L87 Difference]: Start difference. First operand 22617 states and 30509 transitions. Second operand 9 states. [2019-10-02 07:13:54,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:13:54,877 INFO L93 Difference]: Finished difference Result 45338 states and 62359 transitions. [2019-10-02 07:13:54,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 07:13:54,878 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1205 [2019-10-02 07:13:54,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:13:54,979 INFO L225 Difference]: With dead ends: 45338 [2019-10-02 07:13:54,979 INFO L226 Difference]: Without dead ends: 22749 [2019-10-02 07:13:55,035 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1213 GetRequests, 1202 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-02 07:13:55,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22749 states. [2019-10-02 07:13:55,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22749 to 22661. [2019-10-02 07:13:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22661 states. [2019-10-02 07:13:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22661 states to 22661 states and 30581 transitions. [2019-10-02 07:13:55,680 INFO L78 Accepts]: Start accepts. Automaton has 22661 states and 30581 transitions. Word has length 1205 [2019-10-02 07:13:55,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:13:55,681 INFO L475 AbstractCegarLoop]: Abstraction has 22661 states and 30581 transitions. [2019-10-02 07:13:55,681 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 07:13:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 22661 states and 30581 transitions. [2019-10-02 07:13:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2019-10-02 07:13:55,719 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:13:55,720 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:13:55,720 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:13:55,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:13:55,721 INFO L82 PathProgramCache]: Analyzing trace with hash 938982613, now seen corresponding path program 1 times [2019-10-02 07:13:55,721 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:13:55,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:13:55,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:55,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:13:55,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:13:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:13:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3111 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 3092 trivial. 0 not checked. [2019-10-02 07:13:57,819 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 07:13:57,819 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 07:13:58,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:03,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 13518 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 07:14:03,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 07:14:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3111 backedges. 349 proven. 6 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2019-10-02 07:14:04,117 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 07:14:04,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2019-10-02 07:14:04,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 07:14:04,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 07:14:04,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-10-02 07:14:04,120 INFO L87 Difference]: Start difference. First operand 22661 states and 30581 transitions. Second operand 10 states. [2019-10-02 07:14:05,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:14:05,266 INFO L93 Difference]: Finished difference Result 45434 states and 62689 transitions. [2019-10-02 07:14:05,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 07:14:05,266 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1236 [2019-10-02 07:14:05,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:14:05,368 INFO L225 Difference]: With dead ends: 45434 [2019-10-02 07:14:05,368 INFO L226 Difference]: Without dead ends: 22801 [2019-10-02 07:14:05,555 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1245 GetRequests, 1232 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2019-10-02 07:14:05,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22801 states. [2019-10-02 07:14:06,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22801 to 22689. [2019-10-02 07:14:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22689 states. [2019-10-02 07:14:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22689 states to 22689 states and 30621 transitions. [2019-10-02 07:14:06,178 INFO L78 Accepts]: Start accepts. Automaton has 22689 states and 30621 transitions. Word has length 1236 [2019-10-02 07:14:06,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:14:06,178 INFO L475 AbstractCegarLoop]: Abstraction has 22689 states and 30621 transitions. [2019-10-02 07:14:06,179 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 07:14:06,179 INFO L276 IsEmpty]: Start isEmpty. Operand 22689 states and 30621 transitions. [2019-10-02 07:14:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1268 [2019-10-02 07:14:06,217 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:14:06,218 INFO L411 BasicCegarLoop]: trace histogram [20, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:14:06,218 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:14:06,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:14:06,219 INFO L82 PathProgramCache]: Analyzing trace with hash 288140434, now seen corresponding path program 2 times [2019-10-02 07:14:06,219 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:14:06,219 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:14:06,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:06,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:06,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3253 trivial. 0 not checked. [2019-10-02 07:14:08,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:14:08,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 07:14:08,031 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 07:14:08,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 07:14:08,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:14:08,031 INFO L87 Difference]: Start difference. First operand 22689 states and 30621 transitions. Second operand 9 states. [2019-10-02 07:14:08,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:14:08,437 INFO L93 Difference]: Finished difference Result 45425 states and 61373 transitions. [2019-10-02 07:14:08,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 07:14:08,437 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1267 [2019-10-02 07:14:08,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:14:08,504 INFO L225 Difference]: With dead ends: 45425 [2019-10-02 07:14:08,504 INFO L226 Difference]: Without dead ends: 22769 [2019-10-02 07:14:08,546 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:14:08,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22769 states. [2019-10-02 07:14:09,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22769 to 22769. [2019-10-02 07:14:09,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22769 states. [2019-10-02 07:14:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22769 states to 22769 states and 30709 transitions. [2019-10-02 07:14:09,143 INFO L78 Accepts]: Start accepts. Automaton has 22769 states and 30709 transitions. Word has length 1267 [2019-10-02 07:14:09,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:14:09,144 INFO L475 AbstractCegarLoop]: Abstraction has 22769 states and 30709 transitions. [2019-10-02 07:14:09,144 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 07:14:09,144 INFO L276 IsEmpty]: Start isEmpty. Operand 22769 states and 30709 transitions. [2019-10-02 07:14:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1268 [2019-10-02 07:14:09,182 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:14:09,183 INFO L411 BasicCegarLoop]: trace histogram [20, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:14:09,183 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:14:09,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:14:09,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1114220367, now seen corresponding path program 1 times [2019-10-02 07:14:09,183 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:14:09,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:14:09,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:09,199 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 07:14:09,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3253 trivial. 0 not checked. [2019-10-02 07:14:12,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:14:12,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 07:14:12,311 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 07:14:12,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 07:14:12,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 07:14:12,312 INFO L87 Difference]: Start difference. First operand 22769 states and 30709 transitions. Second operand 4 states. [2019-10-02 07:14:12,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:14:12,751 INFO L93 Difference]: Finished difference Result 45521 states and 61485 transitions. [2019-10-02 07:14:12,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 07:14:12,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1267 [2019-10-02 07:14:12,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:14:12,832 INFO L225 Difference]: With dead ends: 45521 [2019-10-02 07:14:12,832 INFO L226 Difference]: Without dead ends: 22785 [2019-10-02 07:14:12,881 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:14:12,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22785 states. [2019-10-02 07:14:13,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22785 to 22785. [2019-10-02 07:14:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22785 states. [2019-10-02 07:14:13,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22785 states to 22785 states and 30725 transitions. [2019-10-02 07:14:13,530 INFO L78 Accepts]: Start accepts. Automaton has 22785 states and 30725 transitions. Word has length 1267 [2019-10-02 07:14:13,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:14:13,531 INFO L475 AbstractCegarLoop]: Abstraction has 22785 states and 30725 transitions. [2019-10-02 07:14:13,531 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 07:14:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 22785 states and 30725 transitions. [2019-10-02 07:14:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1268 [2019-10-02 07:14:13,569 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:14:13,570 INFO L411 BasicCegarLoop]: trace histogram [20, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:14:13,570 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:14:13,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:14:13,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1587420432, now seen corresponding path program 1 times [2019-10-02 07:14:13,571 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:14:13,571 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:14:13,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:13,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:13,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:15,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3253 trivial. 0 not checked. [2019-10-02 07:14:15,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 07:14:15,219 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 07:14:16,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:20,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 13706 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-02 07:14:20,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 07:14:21,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 388 proven. 10 refuted. 0 times theorem prover too weak. 2864 trivial. 0 not checked. [2019-10-02 07:14:21,532 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 07:14:21,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 8] total 10 [2019-10-02 07:14:21,535 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 07:14:21,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 07:14:21,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-02 07:14:21,536 INFO L87 Difference]: Start difference. First operand 22785 states and 30725 transitions. Second operand 10 states. [2019-10-02 07:14:36,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:14:36,566 INFO L93 Difference]: Finished difference Result 79895 states and 111609 transitions. [2019-10-02 07:14:36,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2019-10-02 07:14:36,571 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1267 [2019-10-02 07:14:36,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:14:36,783 INFO L225 Difference]: With dead ends: 79895 [2019-10-02 07:14:36,783 INFO L226 Difference]: Without dead ends: 57130 [2019-10-02 07:14:36,846 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1296 GetRequests, 1262 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=954, Unknown=0, NotChecked=0, Total=1260 [2019-10-02 07:14:36,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57130 states. [2019-10-02 07:14:38,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57130 to 56750. [2019-10-02 07:14:38,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56750 states. [2019-10-02 07:14:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56750 states to 56750 states and 76550 transitions. [2019-10-02 07:14:38,772 INFO L78 Accepts]: Start accepts. Automaton has 56750 states and 76550 transitions. Word has length 1267 [2019-10-02 07:14:38,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:14:38,772 INFO L475 AbstractCegarLoop]: Abstraction has 56750 states and 76550 transitions. [2019-10-02 07:14:38,772 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 07:14:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 56750 states and 76550 transitions. [2019-10-02 07:14:38,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1271 [2019-10-02 07:14:38,873 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:14:38,874 INFO L411 BasicCegarLoop]: trace histogram [23, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:14:38,874 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:14:38,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:14:38,875 INFO L82 PathProgramCache]: Analyzing trace with hash -647002014, now seen corresponding path program 1 times [2019-10-02 07:14:38,875 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:14:38,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:14:38,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:38,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:38,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3349 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3340 trivial. 0 not checked. [2019-10-02 07:14:42,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:14:42,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:14:42,290 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:14:42,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:14:42,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:14:42,298 INFO L87 Difference]: Start difference. First operand 56750 states and 76550 transitions. Second operand 5 states. [2019-10-02 07:14:45,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:14:45,420 INFO L93 Difference]: Finished difference Result 125052 states and 169853 transitions. [2019-10-02 07:14:45,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 07:14:45,420 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1270 [2019-10-02 07:14:45,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:14:45,739 INFO L225 Difference]: With dead ends: 125052 [2019-10-02 07:14:45,739 INFO L226 Difference]: Without dead ends: 79457 [2019-10-02 07:14:45,842 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-02 07:14:45,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79457 states. [2019-10-02 07:14:47,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79457 to 56782. [2019-10-02 07:14:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56782 states. [2019-10-02 07:14:48,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56782 states to 56782 states and 76600 transitions. [2019-10-02 07:14:48,120 INFO L78 Accepts]: Start accepts. Automaton has 56782 states and 76600 transitions. Word has length 1270 [2019-10-02 07:14:48,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:14:48,121 INFO L475 AbstractCegarLoop]: Abstraction has 56782 states and 76600 transitions. [2019-10-02 07:14:48,121 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:14:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 56782 states and 76600 transitions. [2019-10-02 07:14:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1340 [2019-10-02 07:14:48,213 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:14:48,214 INFO L411 BasicCegarLoop]: trace histogram [23, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:14:48,214 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:14:48,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:14:48,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1016644489, now seen corresponding path program 1 times [2019-10-02 07:14:48,215 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:14:48,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:14:48,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:48,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:48,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:49,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3379 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3367 trivial. 0 not checked. [2019-10-02 07:14:49,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:14:49,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 07:14:49,905 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 07:14:49,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 07:14:49,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 07:14:49,905 INFO L87 Difference]: Start difference. First operand 56782 states and 76600 transitions. Second operand 8 states. [2019-10-02 07:14:51,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:14:51,045 INFO L93 Difference]: Finished difference Result 114410 states and 154582 transitions. [2019-10-02 07:14:51,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 07:14:51,046 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1339 [2019-10-02 07:14:51,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:14:51,259 INFO L225 Difference]: With dead ends: 114410 [2019-10-02 07:14:51,260 INFO L226 Difference]: Without dead ends: 57678 [2019-10-02 07:14:51,368 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-02 07:14:51,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57678 states. [2019-10-02 07:14:53,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57678 to 57078. [2019-10-02 07:14:53,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57078 states. [2019-10-02 07:14:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57078 states to 57078 states and 76913 transitions. [2019-10-02 07:14:53,370 INFO L78 Accepts]: Start accepts. Automaton has 57078 states and 76913 transitions. Word has length 1339 [2019-10-02 07:14:53,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:14:53,371 INFO L475 AbstractCegarLoop]: Abstraction has 57078 states and 76913 transitions. [2019-10-02 07:14:53,371 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 07:14:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 57078 states and 76913 transitions. [2019-10-02 07:14:53,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1303 [2019-10-02 07:14:53,471 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:14:53,472 INFO L411 BasicCegarLoop]: trace histogram [23, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:14:53,472 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:14:53,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:14:53,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1734367010, now seen corresponding path program 1 times [2019-10-02 07:14:53,473 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:14:53,473 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:14:53,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:53,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:14:53,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:14:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:14:57,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3493 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 3472 trivial. 0 not checked. [2019-10-02 07:14:57,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:14:57,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:14:57,503 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:14:57,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:14:57,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:14:57,503 INFO L87 Difference]: Start difference. First operand 57078 states and 76913 transitions. Second operand 5 states. [2019-10-02 07:15:47,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:15:47,385 INFO L93 Difference]: Finished difference Result 165078 states and 221739 transitions. [2019-10-02 07:15:47,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 07:15:47,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1302 [2019-10-02 07:15:47,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:15:47,777 INFO L225 Difference]: With dead ends: 165078 [2019-10-02 07:15:47,777 INFO L226 Difference]: Without dead ends: 108050 [2019-10-02 07:15:47,885 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 07:15:47,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108050 states. [2019-10-02 07:15:50,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108050 to 107640. [2019-10-02 07:15:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107640 states. [2019-10-02 07:15:51,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107640 states to 107640 states and 144320 transitions. [2019-10-02 07:15:51,289 INFO L78 Accepts]: Start accepts. Automaton has 107640 states and 144320 transitions. Word has length 1302 [2019-10-02 07:15:51,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:15:51,290 INFO L475 AbstractCegarLoop]: Abstraction has 107640 states and 144320 transitions. [2019-10-02 07:15:51,290 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:15:51,290 INFO L276 IsEmpty]: Start isEmpty. Operand 107640 states and 144320 transitions. [2019-10-02 07:15:51,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1303 [2019-10-02 07:15:51,467 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:15:51,468 INFO L411 BasicCegarLoop]: trace histogram [23, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:15:51,468 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:15:51,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:15:51,469 INFO L82 PathProgramCache]: Analyzing trace with hash -359688738, now seen corresponding path program 2 times [2019-10-02 07:15:51,469 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:15:51,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:15:51,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:15:51,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:15:51,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:15:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:15:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3493 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3481 trivial. 0 not checked. [2019-10-02 07:15:55,578 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:15:55,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:15:55,579 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:15:55,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:15:55,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:15:55,580 INFO L87 Difference]: Start difference. First operand 107640 states and 144320 transitions. Second operand 3 states. [2019-10-02 07:15:59,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:15:59,966 INFO L93 Difference]: Finished difference Result 240052 states and 323111 transitions. [2019-10-02 07:15:59,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:15:59,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1302 [2019-10-02 07:15:59,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:16:01,037 INFO L225 Difference]: With dead ends: 240052 [2019-10-02 07:16:01,037 INFO L226 Difference]: Without dead ends: 132471 [2019-10-02 07:16:01,225 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:16:01,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132471 states. [2019-10-02 07:16:08,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132471 to 132059. [2019-10-02 07:16:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132059 states. [2019-10-02 07:16:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132059 states to 132059 states and 178420 transitions. [2019-10-02 07:16:08,740 INFO L78 Accepts]: Start accepts. Automaton has 132059 states and 178420 transitions. Word has length 1302 [2019-10-02 07:16:08,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:16:08,741 INFO L475 AbstractCegarLoop]: Abstraction has 132059 states and 178420 transitions. [2019-10-02 07:16:08,741 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:16:08,741 INFO L276 IsEmpty]: Start isEmpty. Operand 132059 states and 178420 transitions. [2019-10-02 07:16:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1313 [2019-10-02 07:16:08,958 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:16:08,959 INFO L411 BasicCegarLoop]: trace histogram [23, 20, 20, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:16:08,960 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:16:08,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:16:08,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1508851765, now seen corresponding path program 1 times [2019-10-02 07:16:08,960 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:16:08,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:16:08,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:16:08,975 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 07:16:08,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:16:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:16:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3637 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3629 trivial. 0 not checked. [2019-10-02 07:16:10,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:16:10,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:16:10,487 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:16:10,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:16:10,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:16:10,487 INFO L87 Difference]: Start difference. First operand 132059 states and 178420 transitions. Second operand 3 states. [2019-10-02 07:16:19,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:16:19,974 INFO L93 Difference]: Finished difference Result 378496 states and 511353 transitions. [2019-10-02 07:16:19,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:16:19,974 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1312 [2019-10-02 07:16:19,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:16:21,219 INFO L225 Difference]: With dead ends: 378496 [2019-10-02 07:16:21,219 INFO L226 Difference]: Without dead ends: 246496 [2019-10-02 07:16:22,189 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:16:22,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246496 states. [2019-10-02 07:16:34,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246496 to 246334. [2019-10-02 07:16:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246334 states. [2019-10-02 07:16:35,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246334 states to 246334 states and 332794 transitions. [2019-10-02 07:16:35,087 INFO L78 Accepts]: Start accepts. Automaton has 246334 states and 332794 transitions. Word has length 1312 [2019-10-02 07:16:35,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:16:35,087 INFO L475 AbstractCegarLoop]: Abstraction has 246334 states and 332794 transitions. [2019-10-02 07:16:35,087 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:16:35,087 INFO L276 IsEmpty]: Start isEmpty. Operand 246334 states and 332794 transitions. [2019-10-02 07:16:35,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1313 [2019-10-02 07:16:35,494 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:16:35,495 INFO L411 BasicCegarLoop]: trace histogram [23, 20, 20, 19, 18, 18, 18, 18, 18, 18, 18, 18, 18, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:16:35,495 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:16:35,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:16:35,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1618396725, now seen corresponding path program 2 times [2019-10-02 07:16:35,496 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:16:35,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:16:35,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:16:35,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:16:35,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:16:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:16:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3637 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3620 trivial. 0 not checked. [2019-10-02 07:16:42,642 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:16:42,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 07:16:42,644 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 07:16:42,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 07:16:42,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 07:16:42,644 INFO L87 Difference]: Start difference. First operand 246334 states and 332794 transitions. Second operand 5 states. [2019-10-02 07:17:36,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:17:36,865 INFO L93 Difference]: Finished difference Result 593015 states and 801996 transitions. [2019-10-02 07:17:36,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 07:17:36,866 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1312 [2019-10-02 07:17:36,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:17:39,147 INFO L225 Difference]: With dead ends: 593015 [2019-10-02 07:17:39,147 INFO L226 Difference]: Without dead ends: 356301 [2019-10-02 07:17:39,518 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 07:17:39,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356301 states. [2019-10-02 07:18:00,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356301 to 356013. [2019-10-02 07:18:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356013 states. [2019-10-02 07:18:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356013 states to 356013 states and 480562 transitions. [2019-10-02 07:18:08,140 INFO L78 Accepts]: Start accepts. Automaton has 356013 states and 480562 transitions. Word has length 1312 [2019-10-02 07:18:08,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:18:08,141 INFO L475 AbstractCegarLoop]: Abstraction has 356013 states and 480562 transitions. [2019-10-02 07:18:08,141 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 07:18:08,141 INFO L276 IsEmpty]: Start isEmpty. Operand 356013 states and 480562 transitions. [2019-10-02 07:18:08,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1353 [2019-10-02 07:18:08,822 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:18:08,823 INFO L411 BasicCegarLoop]: trace histogram [23, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:18:08,824 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:18:08,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:18:08,824 INFO L82 PathProgramCache]: Analyzing trace with hash -312156364, now seen corresponding path program 1 times [2019-10-02 07:18:08,825 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:18:08,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:18:08,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:18:08,846 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 07:18:08,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:18:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:18:13,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3404 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3392 trivial. 0 not checked. [2019-10-02 07:18:13,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 07:18:13,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 07:18:13,908 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 07:18:13,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 07:18:13,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:18:13,909 INFO L87 Difference]: Start difference. First operand 356013 states and 480562 transitions. Second operand 3 states. [2019-10-02 07:18:24,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 07:18:24,116 INFO L93 Difference]: Finished difference Result 711619 states and 961634 transitions. [2019-10-02 07:18:24,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 07:18:24,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1352 [2019-10-02 07:18:24,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 07:18:25,541 INFO L225 Difference]: With dead ends: 711619 [2019-10-02 07:18:25,541 INFO L226 Difference]: Without dead ends: 355665 [2019-10-02 07:18:35,347 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 07:18:35,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355665 states. [2019-10-02 07:18:46,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355665 to 355665. [2019-10-02 07:18:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355665 states. [2019-10-02 07:18:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355665 states to 355665 states and 479866 transitions. [2019-10-02 07:18:49,320 INFO L78 Accepts]: Start accepts. Automaton has 355665 states and 479866 transitions. Word has length 1352 [2019-10-02 07:18:49,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 07:18:49,321 INFO L475 AbstractCegarLoop]: Abstraction has 355665 states and 479866 transitions. [2019-10-02 07:18:49,321 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 07:18:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 355665 states and 479866 transitions. [2019-10-02 07:18:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1353 [2019-10-02 07:18:49,899 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 07:18:49,900 INFO L411 BasicCegarLoop]: trace histogram [23, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 15, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 07:18:49,900 INFO L418 AbstractCegarLoop]: === Iteration 30 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 07:18:49,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 07:18:49,901 INFO L82 PathProgramCache]: Analyzing trace with hash 687024500, now seen corresponding path program 1 times [2019-10-02 07:18:49,901 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 07:18:49,901 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 07:18:49,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:18:49,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:18:49,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 07:18:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:19:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3404 backedges. 12 proven. 61 refuted. 0 times theorem prover too weak. 3331 trivial. 0 not checked. [2019-10-02 07:19:04,550 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 07:19:04,550 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 07:19:05,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 07:19:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 07:19:10,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 14245 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-02 07:19:10,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 07:19:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3404 backedges. 423 proven. 15 refuted. 0 times theorem prover too weak. 2966 trivial. 0 not checked. [2019-10-02 07:19:11,119 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 07:19:11,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 14 [2019-10-02 07:19:11,121 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 07:19:11,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 07:19:11,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2019-10-02 07:19:11,122 INFO L87 Difference]: Start difference. First operand 355665 states and 479866 transitions. Second operand 14 states.