java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 00:54:33,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:54:33,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:54:33,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:54:33,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:54:33,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:54:33,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:54:33,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:54:33,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:54:33,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:54:33,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:54:33,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:54:33,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:54:33,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:54:33,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:54:33,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:54:33,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:54:33,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:54:33,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:54:33,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:54:33,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:54:33,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:54:33,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:54:33,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:54:33,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:54:33,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:54:33,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:54:33,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:54:33,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:54:33,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:54:33,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:54:33,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:54:33,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:54:33,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:54:33,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:54:33,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:54:33,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:54:33,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:54:33,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:54:33,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:54:33,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:54:33,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:54:33,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:54:33,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:54:33,324 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:54:33,324 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:54:33,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:54:33,326 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:54:33,326 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:54:33,327 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:54:33,327 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:54:33,327 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:54:33,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:54:33,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:54:33,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:54:33,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:54:33,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:54:33,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:54:33,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:54:33,330 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:54:33,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:54:33,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:54:33,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:54:33,331 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:54:33,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:54:33,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:54:33,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:54:33,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:54:33,333 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:54:33,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:54:33,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:54:33,333 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:54:33,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:54:33,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:54:33,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:54:33,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:54:33,406 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:54:33,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i [2019-10-03 00:54:33,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d855fe1e/b3a2a788401049e68c3c3701a36333f2/FLAG811b9bfc2 [2019-10-03 00:54:34,643 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:54:34,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i [2019-10-03 00:54:34,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d855fe1e/b3a2a788401049e68c3c3701a36333f2/FLAG811b9bfc2 [2019-10-03 00:54:34,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d855fe1e/b3a2a788401049e68c3c3701a36333f2 [2019-10-03 00:54:34,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:54:34,938 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:54:34,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:54:34,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:54:34,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:54:34,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:34" (1/1) ... [2019-10-03 00:54:34,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305b79ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:34, skipping insertion in model container [2019-10-03 00:54:34,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:34" (1/1) ... [2019-10-03 00:54:34,958 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:54:35,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:54:38,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:54:38,706 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:54:39,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:54:40,249 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:54:40,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40 WrapperNode [2019-10-03 00:54:40,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:54:40,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:54:40,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:54:40,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:54:40,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (1/1) ... [2019-10-03 00:54:40,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:54:40,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:54:40,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:54:40,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:54:40,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (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 [2019-10-03 00:54:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:54:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:54:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:54:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-03 00:54:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-10-03 00:54:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 00:54:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 00:54:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 00:54:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-03 00:54:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-03 00:54:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-03 00:54:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-10-03 00:54:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 00:54:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 00:54:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 00:54:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 00:54:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2019-10-03 00:54:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-03 00:54:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-03 00:54:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2019-10-03 00:54:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-03 00:54:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2019-10-03 00:54:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_queue_mapping [2019-10-03 00:54:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_queue_mapping [2019-10-03 00:54:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:54:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:54:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:54:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:54:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:54:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 00:54:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:54:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:54:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:54:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-03 00:54:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-03 00:54:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-03 00:54:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2019-10-03 00:54:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-10-03 00:54:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-03 00:54:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-03 00:54:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-03 00:54:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-03 00:54:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-03 00:54:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-03 00:54:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-03 00:54:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-03 00:54:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_morefrags [2019-10-03 00:54:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2019-10-03 00:54:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2019-10-03 00:54:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2019-10-03 00:54:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_info_clear_status [2019-10-03 00:54:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2019-10-03 00:54:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2019-10-03 00:54:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2019-10-03 00:54:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2019-10-03 00:54:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get [2019-10-03 00:54:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8_idx [2019-10-03 00:54:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2019-10-03 00:54:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16_idx [2019-10-03 00:54:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2019-10-03 00:54:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32_idx [2019-10-03 00:54:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2019-10-03 00:54:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8_idx [2019-10-03 00:54:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2019-10-03 00:54:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16_idx [2019-10-03 00:54:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2019-10-03 00:54:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32_idx [2019-10-03 00:54:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2019-10-03 00:54:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_iowrite_async_cb [2019-10-03 00:54:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_iowrite_async [2019-10-03 00:54:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32_async [2019-10-03 00:54:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_write_phy [2019-10-03 00:54:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_tx_cb [2019-10-03 00:54:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_tx [2019-10-03 00:54:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_rx_cb [2019-10-03 00:54:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_init_urbs [2019-10-03 00:54:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187b_status_cb [2019-10-03 00:54:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187b_init_status_urb [2019-10-03 00:54:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_set_anaparam [2019-10-03 00:54:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_cmd_reset [2019-10-03 00:54:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_init_hw [2019-10-03 00:54:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187b_init_hw [2019-10-03 00:54:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_work [2019-10-03 00:54:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_start [2019-10-03 00:54:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_stop [2019-10-03 00:54:41,107 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_get_tsf [2019-10-03 00:54:41,107 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_beacon_work [2019-10-03 00:54:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_add_interface [2019-10-03 00:54:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_remove_interface [2019-10-03 00:54:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_config [2019-10-03 00:54:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_conf_erp [2019-10-03 00:54:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_bss_info_changed [2019-10-03 00:54:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_prepare_multicast [2019-10-03 00:54:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_configure_filter [2019-10-03 00:54:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_conf_tx [2019-10-03 00:54:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_eeprom_register_read [2019-10-03 00:54:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_eeprom_register_write [2019-10-03 00:54:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_probe [2019-10-03 00:54:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_disconnect [2019-10-03 00:54:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_driver_init [2019-10-03 00:54:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_driver_exit [2019-10-03 00:54:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ieee80211_ops_5 [2019-10-03 00:54:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_4 [2019-10-03 00:54:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:54:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-03 00:54:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-03 00:54:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-03 00:54:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-03 00:54:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-03 00:54:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2019-10-03 00:54:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-10-03 00:54:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_14 [2019-10-03 00:54:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_15 [2019-10-03 00:54:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2019-10-03 00:54:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_17 [2019-10-03 00:54:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_18 [2019-10-03 00:54:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_19 [2019-10-03 00:54:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_20 [2019-10-03 00:54:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2019-10-03 00:54:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2019-10-03 00:54:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_bitbang [2019-10-03 00:54:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_8051 [2019-10-03 00:54:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2019-10-03 00:54:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2019-10-03 00:54:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2019-10-03 00:54:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2019-10-03 00:54:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2019-10-03 00:54:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_b_rf_set_tx_power [2019-10-03 00:54:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2019-10-03 00:54:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_b_rf_init [2019-10-03 00:54:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2019-10-03 00:54:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2019-10-03 00:54:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_detect_rf [2019-10-03 00:54:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtl818x_rf_ops_3 [2019-10-03 00:54:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtl818x_rf_ops_1 [2019-10-03 00:54:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtl818x_rf_ops_2 [2019-10-03 00:54:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2019-10-03 00:54:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-03 00:54:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-10-03 00:54:41,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_27 [2019-10-03 00:54:41,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_28 [2019-10-03 00:54:41,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_29 [2019-10-03 00:54:41,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_30 [2019-10-03 00:54:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_33 [2019-10-03 00:54:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 00:54:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 00:54:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_name [2019-10-03 00:54:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_led_name [2019-10-03 00:54:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rx_led_name [2019-10-03 00:54:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_radio_led_name [2019-10-03 00:54:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure led_turn_on [2019-10-03 00:54:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure led_turn_off [2019-10-03 00:54:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_led_brightness_set [2019-10-03 00:54:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_register_led [2019-10-03 00:54:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_unregister_led [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_leds_init [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_leds_exit [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_38 [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_39 [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_40 [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_41 [2019-10-03 00:54:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_44 [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_is_radio_enabled [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_rfkill_init [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_rfkill_poll [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187_rfkill_exit [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_49 [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_50 [2019-10-03 00:54:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_51 [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_52 [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_55 [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-03 00:54:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:54:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 00:54:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee80211_get_radio_led_name [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee80211_get_rx_led_name [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee80211_get_tx_led_name [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-03 00:54:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-03 00:54:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 00:54:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-03 00:54:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 00:54:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-03 00:54:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-03 00:54:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 00:54:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2019-10-03 00:54:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2019-10-03 00:54:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 00:54:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-03 00:54:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2019-10-03 00:54:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2019-10-03 00:54:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_delayed_work [2019-10-03 00:54:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-03 00:54:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_alloc_hw [2019-10-03 00:54:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get_tim [2019-10-03 00:54:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_ctstoself_duration [2019-10-03 00:54:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2019-10-03 00:54:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2019-10-03 00:54:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2019-10-03 00:54:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2019-10-03 00:54:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_stopped [2019-10-03 00:54:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_register_hw [2019-10-03 00:54:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rts_duration [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rx_irqsafe [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_2 [2019-10-03 00:54:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_3 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_1 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_2 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-10-03 00:54:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start_1 [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start_2 [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start_3 [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure led_classdev_register [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure led_classdev_unregister [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-03 00:54:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-03 00:54:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:54:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-03 00:54:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-03 00:54:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2019-10-03 00:54:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-03 00:54:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-10-03 00:54:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-03 00:54:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-10-03 00:54:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-03 00:54:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2019-10-03 00:54:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2019-10-03 00:54:41,157 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:54:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2019-10-03 00:54:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_start_polling [2019-10-03 00:54:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_stop_polling [2019-10-03 00:54:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:54:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:54:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:54:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:54:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:54:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:54:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:54:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:54:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:54:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-03 00:54:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 00:54:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-03 00:54:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 00:54:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 00:54:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 00:54:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-03 00:54:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 00:54:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 00:54:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 00:54:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2019-10-03 00:54:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-03 00:54:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-03 00:54:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-03 00:54:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-10-03 00:54:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-03 00:54:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:54:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 00:54:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_14 [2019-10-03 00:54:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-03 00:54:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_17 [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_18 [2019-10-03 00:54:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2019-10-03 00:54:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_15 [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_queue_mapping [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_queue_mapping [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:54:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:54:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:54:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtl818x_rf_ops_3 [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtl818x_rf_ops_1 [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ieee80211_ops_5 [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtl818x_rf_ops_2 [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_4 [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-03 00:54:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_19 [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_20 [2019-10-03 00:54:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2019-10-03 00:54:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-03 00:54:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_morefrags [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2019-10-03 00:54:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_info_clear_status [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_alloc_hw [2019-10-03 00:54:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_register_hw [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rx_irqsafe [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get_tim [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rts_duration [2019-10-03 00:54:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_ctstoself_duration [2019-10-03 00:54:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2019-10-03 00:54:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_stopped [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_leds_init [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_leds_exit [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_write_phy [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8_idx [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16_idx [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2019-10-03 00:54:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32_idx [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8_idx [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16_idx [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32_idx [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2019-10-03 00:54:41,195 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_detect_rf [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_rfkill_init [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_rfkill_poll [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_rfkill_exit [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_iowrite_async_cb [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_iowrite_async [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32_async [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_tx_cb [2019-10-03 00:54:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_tx [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_rx_cb [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_init_urbs [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187b_status_cb [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187b_init_status_urb [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_set_anaparam [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_cmd_reset [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_init_hw [2019-10-03 00:54:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187b_init_hw [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_work [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_start [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_stop [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_get_tsf [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_beacon_work [2019-10-03 00:54:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_add_interface [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_remove_interface [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_config [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_conf_erp [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_bss_info_changed [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_prepare_multicast [2019-10-03 00:54:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_configure_filter [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_conf_tx [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_eeprom_register_read [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_eeprom_register_write [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_probe [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_disconnect [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_driver_init [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_driver_exit [2019-10-03 00:54:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-03 00:54:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_28 [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_29 [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_30 [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_33 [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_27 [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2019-10-03 00:54:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_bitbang [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_8051 [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2019-10-03 00:54:41,203 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_b_rf_set_tx_power [2019-10-03 00:54:41,204 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2019-10-03 00:54:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_b_rf_init [2019-10-03 00:54:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2019-10-03 00:54:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2019-10-03 00:54:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start_3 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_2 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start_2 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2019-10-03 00:54:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_2 [2019-10-03 00:54:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-10-03 00:54:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_3 [2019-10-03 00:54:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start_1 [2019-10-03 00:54:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_1 [2019-10-03 00:54:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-03 00:54:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure flush_delayed_work [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_39 [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_40 [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_41 [2019-10-03 00:54:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_44 [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_38 [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_name [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee80211_get_tx_led_name [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee80211_get_rx_led_name [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee80211_get_radio_led_name [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_led_name [2019-10-03 00:54:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rx_led_name [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_radio_led_name [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure led_classdev_register [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure led_classdev_unregister [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure led_turn_on [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure led_turn_off [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_led_brightness_set [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_register_led [2019-10-03 00:54:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_unregister_led [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_50 [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_51 [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_52 [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_55 [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_49 [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2019-10-03 00:54:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_start_polling [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_stop_polling [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187_is_radio_enabled [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-03 00:54:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-03 00:54:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:54:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:54:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:54:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:54:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:54:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:54:43,163 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:55:14,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:55:14,857 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-03 00:55:14,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:55:14 BoogieIcfgContainer [2019-10-03 00:55:14,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:55:14,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:55:14,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:55:14,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:55:14,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:54:34" (1/3) ... [2019-10-03 00:55:14,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5350390a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:55:14, skipping insertion in model container [2019-10-03 00:55:14,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:40" (2/3) ... [2019-10-03 00:55:14,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5350390a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:55:14, skipping insertion in model container [2019-10-03 00:55:14,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:55:14" (3/3) ... [2019-10-03 00:55:14,878 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8187--rtl8187.ko-entry_point.cil.out.i [2019-10-03 00:55:14,889 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:55:14,904 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 00:55:14,923 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 00:55:14,955 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:55:14,955 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:55:14,956 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:55:14,956 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:55:14,956 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:55:14,956 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:55:14,956 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:55:14,956 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:55:15,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states. [2019-10-03 00:55:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-10-03 00:55:15,066 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:15,068 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:55:15,070 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:15,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:15,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1726572065, now seen corresponding path program 1 times [2019-10-03 00:55:15,077 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:15,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:15,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:15,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:15,196 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-10-03 00:55:16,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:16,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:55:16,260 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:16,266 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:55:16,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:55:16,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:55:16,287 INFO L87 Difference]: Start difference. First operand 2976 states. Second operand 3 states. [2019-10-03 00:55:17,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:55:17,995 INFO L93 Difference]: Finished difference Result 5726 states and 8127 transitions. [2019-10-03 00:55:17,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:55:17,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2019-10-03 00:55:17,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:55:18,101 INFO L225 Difference]: With dead ends: 5726 [2019-10-03 00:55:18,101 INFO L226 Difference]: Without dead ends: 5703 [2019-10-03 00:55:18,104 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 [2019-10-03 00:55:18,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2019-10-03 00:55:18,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5703. [2019-10-03 00:55:18,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5703 states. [2019-10-03 00:55:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 5703 states and 8090 transitions. [2019-10-03 00:55:18,635 INFO L78 Accepts]: Start accepts. Automaton has 5703 states and 8090 transitions. Word has length 91 [2019-10-03 00:55:18,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:55:18,637 INFO L475 AbstractCegarLoop]: Abstraction has 5703 states and 8090 transitions. [2019-10-03 00:55:18,637 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:55:18,638 INFO L276 IsEmpty]: Start isEmpty. Operand 5703 states and 8090 transitions. [2019-10-03 00:55:18,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-10-03 00:55:18,670 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:18,671 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:55:18,671 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:18,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:18,672 INFO L82 PathProgramCache]: Analyzing trace with hash 1096916306, now seen corresponding path program 1 times [2019-10-03 00:55:18,672 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:18,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:18,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:18,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:18,707 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-03 00:55:19,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:19,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:55:19,520 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:19,521 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:55:19,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:55:19,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:55:19,522 INFO L87 Difference]: Start difference. First operand 5703 states and 8090 transitions. Second operand 6 states. [2019-10-03 00:55:29,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:55:29,070 INFO L93 Difference]: Finished difference Result 11382 states and 16210 transitions. [2019-10-03 00:55:29,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:55:29,070 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2019-10-03 00:55:29,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:55:29,169 INFO L225 Difference]: With dead ends: 11382 [2019-10-03 00:55:29,170 INFO L226 Difference]: Without dead ends: 11361 [2019-10-03 00:55:29,171 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 [2019-10-03 00:55:29,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11361 states. [2019-10-03 00:55:29,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11361 to 11361. [2019-10-03 00:55:29,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11361 states. [2019-10-03 00:55:29,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11361 states to 11361 states and 16187 transitions. [2019-10-03 00:55:29,972 INFO L78 Accepts]: Start accepts. Automaton has 11361 states and 16187 transitions. Word has length 107 [2019-10-03 00:55:29,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:55:29,974 INFO L475 AbstractCegarLoop]: Abstraction has 11361 states and 16187 transitions. [2019-10-03 00:55:29,974 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:55:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 11361 states and 16187 transitions. [2019-10-03 00:55:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-03 00:55:30,005 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:30,006 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 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] [2019-10-03 00:55:30,006 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:30,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:30,009 INFO L82 PathProgramCache]: Analyzing trace with hash 490570649, now seen corresponding path program 1 times [2019-10-03 00:55:30,009 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:30,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:30,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:30,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:30,034 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:30,617 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-03 00:55:30,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:30,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:55:30,618 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:30,621 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:55:30,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:55:30,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:55:30,622 INFO L87 Difference]: Start difference. First operand 11361 states and 16187 transitions. Second operand 3 states. [2019-10-03 00:55:31,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:55:31,204 INFO L93 Difference]: Finished difference Result 17433 states and 24916 transitions. [2019-10-03 00:55:31,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:55:31,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2019-10-03 00:55:31,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:55:31,345 INFO L225 Difference]: With dead ends: 17433 [2019-10-03 00:55:31,345 INFO L226 Difference]: Without dead ends: 17433 [2019-10-03 00:55:31,346 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 [2019-10-03 00:55:31,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17433 states. [2019-10-03 00:55:32,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17433 to 17409. [2019-10-03 00:55:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17409 states. [2019-10-03 00:55:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17409 states to 17409 states and 24893 transitions. [2019-10-03 00:55:32,341 INFO L78 Accepts]: Start accepts. Automaton has 17409 states and 24893 transitions. Word has length 168 [2019-10-03 00:55:32,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:55:32,344 INFO L475 AbstractCegarLoop]: Abstraction has 17409 states and 24893 transitions. [2019-10-03 00:55:32,344 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:55:32,344 INFO L276 IsEmpty]: Start isEmpty. Operand 17409 states and 24893 transitions. [2019-10-03 00:55:32,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-10-03 00:55:32,373 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:32,374 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:55:32,374 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:32,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:32,375 INFO L82 PathProgramCache]: Analyzing trace with hash 894848033, now seen corresponding path program 1 times [2019-10-03 00:55:32,375 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:32,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:32,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:32,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:32,398 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-10-03 00:55:32,951 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:32,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:55:32,951 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:32,953 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:55:32,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:55:32,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:55:32,954 INFO L87 Difference]: Start difference. First operand 17409 states and 24893 transitions. Second operand 3 states. [2019-10-03 00:55:36,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:55:36,496 INFO L93 Difference]: Finished difference Result 27081 states and 38432 transitions. [2019-10-03 00:55:36,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:55:36,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2019-10-03 00:55:36,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:55:36,651 INFO L225 Difference]: With dead ends: 27081 [2019-10-03 00:55:36,652 INFO L226 Difference]: Without dead ends: 27081 [2019-10-03 00:55:36,652 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 [2019-10-03 00:55:36,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27081 states. [2019-10-03 00:55:37,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27081 to 27057. [2019-10-03 00:55:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27057 states. [2019-10-03 00:55:37,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27057 states to 27057 states and 38409 transitions. [2019-10-03 00:55:37,966 INFO L78 Accepts]: Start accepts. Automaton has 27057 states and 38409 transitions. Word has length 237 [2019-10-03 00:55:37,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:55:37,967 INFO L475 AbstractCegarLoop]: Abstraction has 27057 states and 38409 transitions. [2019-10-03 00:55:37,967 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:55:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 27057 states and 38409 transitions. [2019-10-03 00:55:37,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-10-03 00:55:37,986 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:37,987 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:55:37,987 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:37,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:37,988 INFO L82 PathProgramCache]: Analyzing trace with hash 423896891, now seen corresponding path program 1 times [2019-10-03 00:55:37,988 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:38,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:38,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:38,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:38,006 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2019-10-03 00:55:38,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:38,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:55:38,452 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:38,453 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:55:38,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:55:38,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:55:38,454 INFO L87 Difference]: Start difference. First operand 27057 states and 38409 transitions. Second operand 3 states. [2019-10-03 00:55:38,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:55:38,708 INFO L93 Difference]: Finished difference Result 27073 states and 38425 transitions. [2019-10-03 00:55:38,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:55:38,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2019-10-03 00:55:38,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:55:38,887 INFO L225 Difference]: With dead ends: 27073 [2019-10-03 00:55:38,887 INFO L226 Difference]: Without dead ends: 27073 [2019-10-03 00:55:38,887 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 [2019-10-03 00:55:38,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27073 states. [2019-10-03 00:55:40,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27073 to 27065. [2019-10-03 00:55:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27065 states. [2019-10-03 00:55:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27065 states to 27065 states and 38417 transitions. [2019-10-03 00:55:40,259 INFO L78 Accepts]: Start accepts. Automaton has 27065 states and 38417 transitions. Word has length 237 [2019-10-03 00:55:40,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:55:40,260 INFO L475 AbstractCegarLoop]: Abstraction has 27065 states and 38417 transitions. [2019-10-03 00:55:40,260 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:55:40,260 INFO L276 IsEmpty]: Start isEmpty. Operand 27065 states and 38417 transitions. [2019-10-03 00:55:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-10-03 00:55:40,284 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:55:40,285 INFO L411 BasicCegarLoop]: trace histogram [13, 13, 13, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:55:40,285 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:55:40,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:55:40,285 INFO L82 PathProgramCache]: Analyzing trace with hash -2004811174, now seen corresponding path program 1 times [2019-10-03 00:55:40,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:55:40,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:40,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:55:40,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:55:40,309 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:55:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:55:41,159 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2019-10-03 00:55:41,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:55:41,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-03 00:55:41,160 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:55:41,160 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-03 00:55:41,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-03 00:55:41,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-10-03 00:55:41,161 INFO L87 Difference]: Start difference. First operand 27065 states and 38417 transitions. Second operand 9 states. [2019-10-03 00:57:07,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:07,668 INFO L93 Difference]: Finished difference Result 29771 states and 42105 transitions. [2019-10-03 00:57:07,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-03 00:57:07,669 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 239 [2019-10-03 00:57:07,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:07,812 INFO L225 Difference]: With dead ends: 29771 [2019-10-03 00:57:07,812 INFO L226 Difference]: Without dead ends: 29771 [2019-10-03 00:57:07,812 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-10-03 00:57:07,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29771 states. [2019-10-03 00:57:08,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29771 to 29665. [2019-10-03 00:57:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29665 states. [2019-10-03 00:57:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29665 states to 29665 states and 41951 transitions. [2019-10-03 00:57:08,783 INFO L78 Accepts]: Start accepts. Automaton has 29665 states and 41951 transitions. Word has length 239 [2019-10-03 00:57:08,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:08,785 INFO L475 AbstractCegarLoop]: Abstraction has 29665 states and 41951 transitions. [2019-10-03 00:57:08,785 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-03 00:57:08,785 INFO L276 IsEmpty]: Start isEmpty. Operand 29665 states and 41951 transitions. [2019-10-03 00:57:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1114 [2019-10-03 00:57:08,894 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:08,896 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 28, 28, 28, 28, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-03 00:57:08,897 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:08,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:08,897 INFO L82 PathProgramCache]: Analyzing trace with hash 11628098, now seen corresponding path program 1 times [2019-10-03 00:57:08,898 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:08,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:08,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:08,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:08,913 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7395 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7372 trivial. 0 not checked. [2019-10-03 00:57:11,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:11,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:57:11,281 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:11,283 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:57:11,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:57:11,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:57:11,284 INFO L87 Difference]: Start difference. First operand 29665 states and 41951 transitions. Second operand 3 states. [2019-10-03 00:57:11,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:11,522 INFO L93 Difference]: Finished difference Result 29729 states and 42047 transitions. [2019-10-03 00:57:11,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:57:11,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1113 [2019-10-03 00:57:11,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:11,674 INFO L225 Difference]: With dead ends: 29729 [2019-10-03 00:57:11,674 INFO L226 Difference]: Without dead ends: 29729 [2019-10-03 00:57:11,675 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 [2019-10-03 00:57:11,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29729 states. [2019-10-03 00:57:12,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29729 to 29713. [2019-10-03 00:57:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29713 states. [2019-10-03 00:57:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29713 states to 29713 states and 42023 transitions. [2019-10-03 00:57:12,795 INFO L78 Accepts]: Start accepts. Automaton has 29713 states and 42023 transitions. Word has length 1113 [2019-10-03 00:57:12,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:12,797 INFO L475 AbstractCegarLoop]: Abstraction has 29713 states and 42023 transitions. [2019-10-03 00:57:12,797 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:57:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 29713 states and 42023 transitions. [2019-10-03 00:57:12,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1122 [2019-10-03 00:57:12,894 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:12,895 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 28, 28, 28, 28, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:57:12,896 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:12,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:12,896 INFO L82 PathProgramCache]: Analyzing trace with hash -2075012148, now seen corresponding path program 1 times [2019-10-03 00:57:12,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:12,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:12,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:12,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:12,911 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:15,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7322 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 7282 trivial. 0 not checked. [2019-10-03 00:57:15,497 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:15,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:57:15,498 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:15,500 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:57:15,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:57:15,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:57:15,501 INFO L87 Difference]: Start difference. First operand 29713 states and 42023 transitions. Second operand 5 states. [2019-10-03 00:57:15,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:15,752 INFO L93 Difference]: Finished difference Result 29793 states and 42190 transitions. [2019-10-03 00:57:15,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 00:57:15,752 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1121 [2019-10-03 00:57:15,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:15,857 INFO L225 Difference]: With dead ends: 29793 [2019-10-03 00:57:15,858 INFO L226 Difference]: Without dead ends: 29793 [2019-10-03 00:57:15,858 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 [2019-10-03 00:57:15,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29793 states. [2019-10-03 00:57:16,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29793 to 29769. [2019-10-03 00:57:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29769 states. [2019-10-03 00:57:16,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29769 states to 29769 states and 42125 transitions. [2019-10-03 00:57:16,638 INFO L78 Accepts]: Start accepts. Automaton has 29769 states and 42125 transitions. Word has length 1121 [2019-10-03 00:57:16,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:16,640 INFO L475 AbstractCegarLoop]: Abstraction has 29769 states and 42125 transitions. [2019-10-03 00:57:16,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:57:16,641 INFO L276 IsEmpty]: Start isEmpty. Operand 29769 states and 42125 transitions. [2019-10-03 00:57:16,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2019-10-03 00:57:16,688 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:16,689 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 28, 28, 28, 28, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:57:16,690 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:16,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:16,691 INFO L82 PathProgramCache]: Analyzing trace with hash -565105375, now seen corresponding path program 1 times [2019-10-03 00:57:16,691 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:16,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:16,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:16,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:16,705 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:20,792 INFO L134 CoverageAnalysis]: Checked inductivity of 7322 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7299 trivial. 0 not checked. [2019-10-03 00:57:20,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:20,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-03 00:57:20,793 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:20,794 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-03 00:57:20,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-03 00:57:20,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-10-03 00:57:20,795 INFO L87 Difference]: Start difference. First operand 29769 states and 42125 transitions. Second operand 11 states. [2019-10-03 00:57:23,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:23,384 INFO L93 Difference]: Finished difference Result 42923 states and 60703 transitions. [2019-10-03 00:57:23,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-10-03 00:57:23,385 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1127 [2019-10-03 00:57:23,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:23,532 INFO L225 Difference]: With dead ends: 42923 [2019-10-03 00:57:23,532 INFO L226 Difference]: Without dead ends: 42923 [2019-10-03 00:57:23,533 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2019-10-03 00:57:23,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42923 states. [2019-10-03 00:57:24,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42923 to 29825. [2019-10-03 00:57:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29825 states. [2019-10-03 00:57:24,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29825 states to 29825 states and 42189 transitions. [2019-10-03 00:57:24,517 INFO L78 Accepts]: Start accepts. Automaton has 29825 states and 42189 transitions. Word has length 1127 [2019-10-03 00:57:24,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:24,518 INFO L475 AbstractCegarLoop]: Abstraction has 29825 states and 42189 transitions. [2019-10-03 00:57:24,518 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-03 00:57:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 29825 states and 42189 transitions. [2019-10-03 00:57:24,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1121 [2019-10-03 00:57:24,561 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:24,562 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 28, 28, 28, 28, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 13, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-03 00:57:24,562 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:24,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:24,563 INFO L82 PathProgramCache]: Analyzing trace with hash 549431339, now seen corresponding path program 1 times [2019-10-03 00:57:24,563 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:24,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:24,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:24,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:24,577 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 7395 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7372 trivial. 0 not checked. [2019-10-03 00:57:26,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:26,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:57:26,127 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:26,128 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:57:26,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:57:26,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:57:26,129 INFO L87 Difference]: Start difference. First operand 29825 states and 42189 transitions. Second operand 6 states. [2019-10-03 00:57:27,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:27,665 INFO L93 Difference]: Finished difference Result 42987 states and 60787 transitions. [2019-10-03 00:57:27,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-03 00:57:27,666 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1120 [2019-10-03 00:57:27,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:27,815 INFO L225 Difference]: With dead ends: 42987 [2019-10-03 00:57:27,815 INFO L226 Difference]: Without dead ends: 42987 [2019-10-03 00:57:27,816 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-10-03 00:57:27,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42987 states. [2019-10-03 00:57:28,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42987 to 29835. [2019-10-03 00:57:28,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29835 states. [2019-10-03 00:57:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29835 states to 29835 states and 42205 transitions. [2019-10-03 00:57:28,786 INFO L78 Accepts]: Start accepts. Automaton has 29835 states and 42205 transitions. Word has length 1120 [2019-10-03 00:57:28,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:28,787 INFO L475 AbstractCegarLoop]: Abstraction has 29835 states and 42205 transitions. [2019-10-03 00:57:28,787 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:57:28,787 INFO L276 IsEmpty]: Start isEmpty. Operand 29835 states and 42205 transitions. [2019-10-03 00:57:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1294 [2019-10-03 00:57:28,841 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:28,842 INFO L411 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 32, 32, 32, 32, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-03 00:57:28,842 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:28,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:28,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1240669060, now seen corresponding path program 1 times [2019-10-03 00:57:28,843 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:28,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:28,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:28,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:28,856 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 9325 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9302 trivial. 0 not checked. [2019-10-03 00:57:31,510 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:31,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-03 00:57:31,511 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:31,512 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-03 00:57:31,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-03 00:57:31,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-03 00:57:31,512 INFO L87 Difference]: Start difference. First operand 29835 states and 42205 transitions. Second operand 11 states. [2019-10-03 00:57:31,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:31,988 INFO L93 Difference]: Finished difference Result 29871 states and 42243 transitions. [2019-10-03 00:57:31,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-03 00:57:31,988 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1293 [2019-10-03 00:57:31,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:32,124 INFO L225 Difference]: With dead ends: 29871 [2019-10-03 00:57:32,124 INFO L226 Difference]: Without dead ends: 29871 [2019-10-03 00:57:32,126 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2019-10-03 00:57:32,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29871 states. [2019-10-03 00:57:33,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29871 to 29855. [2019-10-03 00:57:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29855 states. [2019-10-03 00:57:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29855 states to 29855 states and 42225 transitions. [2019-10-03 00:57:33,221 INFO L78 Accepts]: Start accepts. Automaton has 29855 states and 42225 transitions. Word has length 1293 [2019-10-03 00:57:33,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:33,222 INFO L475 AbstractCegarLoop]: Abstraction has 29855 states and 42225 transitions. [2019-10-03 00:57:33,222 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-03 00:57:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 29855 states and 42225 transitions. [2019-10-03 00:57:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1365 [2019-10-03 00:57:33,267 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:33,268 INFO L411 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 34, 34, 34, 34, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 14, 14, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-03 00:57:33,268 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:33,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:33,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1564605760, now seen corresponding path program 1 times [2019-10-03 00:57:33,269 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:33,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:33,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:33,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:33,284 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 10399 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10376 trivial. 0 not checked. [2019-10-03 00:57:35,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:35,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:57:35,395 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:35,396 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:57:35,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:57:35,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:57:35,397 INFO L87 Difference]: Start difference. First operand 29855 states and 42225 transitions. Second operand 5 states. [2019-10-03 00:57:35,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:35,568 INFO L93 Difference]: Finished difference Result 29855 states and 42221 transitions. [2019-10-03 00:57:35,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 00:57:35,568 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1364 [2019-10-03 00:57:35,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:35,674 INFO L225 Difference]: With dead ends: 29855 [2019-10-03 00:57:35,674 INFO L226 Difference]: Without dead ends: 29855 [2019-10-03 00:57:35,674 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 [2019-10-03 00:57:35,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29855 states. [2019-10-03 00:57:36,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29855 to 29855. [2019-10-03 00:57:36,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29855 states. [2019-10-03 00:57:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29855 states to 29855 states and 42221 transitions. [2019-10-03 00:57:36,441 INFO L78 Accepts]: Start accepts. Automaton has 29855 states and 42221 transitions. Word has length 1364 [2019-10-03 00:57:36,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:36,442 INFO L475 AbstractCegarLoop]: Abstraction has 29855 states and 42221 transitions. [2019-10-03 00:57:36,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:57:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 29855 states and 42221 transitions. [2019-10-03 00:57:36,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1358 [2019-10-03 00:57:36,482 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:36,483 INFO L411 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 34, 34, 34, 34, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 14, 14, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-03 00:57:36,483 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:36,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:36,484 INFO L82 PathProgramCache]: Analyzing trace with hash -907898250, now seen corresponding path program 1 times [2019-10-03 00:57:36,484 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:36,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:36,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:36,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:36,496 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 10498 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10475 trivial. 0 not checked. [2019-10-03 00:57:39,791 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:39,792 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:57:39,792 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:39,793 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:57:39,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:57:39,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:57:39,793 INFO L87 Difference]: Start difference. First operand 29855 states and 42221 transitions. Second operand 5 states. [2019-10-03 00:57:39,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:39,994 INFO L93 Difference]: Finished difference Result 29855 states and 42217 transitions. [2019-10-03 00:57:39,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 00:57:39,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1357 [2019-10-03 00:57:39,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:40,110 INFO L225 Difference]: With dead ends: 29855 [2019-10-03 00:57:40,110 INFO L226 Difference]: Without dead ends: 29855 [2019-10-03 00:57:40,111 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 [2019-10-03 00:57:40,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29855 states. [2019-10-03 00:57:40,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29855 to 29855. [2019-10-03 00:57:40,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29855 states. [2019-10-03 00:57:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29855 states to 29855 states and 42217 transitions. [2019-10-03 00:57:40,921 INFO L78 Accepts]: Start accepts. Automaton has 29855 states and 42217 transitions. Word has length 1357 [2019-10-03 00:57:40,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:40,922 INFO L475 AbstractCegarLoop]: Abstraction has 29855 states and 42217 transitions. [2019-10-03 00:57:40,922 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:57:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 29855 states and 42217 transitions. [2019-10-03 00:57:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2131 [2019-10-03 00:57:40,969 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:40,970 INFO L411 BasicCegarLoop]: trace histogram [63, 63, 63, 63, 62, 62, 62, 62, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:57:40,971 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:40,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:40,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1322527461, now seen corresponding path program 1 times [2019-10-03 00:57:40,972 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:40,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:40,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:40,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:40,982 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:45,532 INFO L134 CoverageAnalysis]: Checked inductivity of 32927 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32917 trivial. 0 not checked. [2019-10-03 00:57:45,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:45,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:57:45,533 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:45,536 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:57:45,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:57:45,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:57:45,537 INFO L87 Difference]: Start difference. First operand 29855 states and 42217 transitions. Second operand 3 states. [2019-10-03 00:57:45,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:45,699 INFO L93 Difference]: Finished difference Result 29871 states and 42233 transitions. [2019-10-03 00:57:45,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:57:45,699 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2130 [2019-10-03 00:57:45,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:45,843 INFO L225 Difference]: With dead ends: 29871 [2019-10-03 00:57:45,844 INFO L226 Difference]: Without dead ends: 29871 [2019-10-03 00:57:45,844 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 [2019-10-03 00:57:45,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29871 states. [2019-10-03 00:57:46,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29871 to 29863. [2019-10-03 00:57:46,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29863 states. [2019-10-03 00:57:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29863 states to 29863 states and 42225 transitions. [2019-10-03 00:57:46,620 INFO L78 Accepts]: Start accepts. Automaton has 29863 states and 42225 transitions. Word has length 2130 [2019-10-03 00:57:46,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:46,621 INFO L475 AbstractCegarLoop]: Abstraction has 29863 states and 42225 transitions. [2019-10-03 00:57:46,621 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:57:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 29863 states and 42225 transitions. [2019-10-03 00:57:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2133 [2019-10-03 00:57:46,668 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:46,669 INFO L411 BasicCegarLoop]: trace histogram [63, 63, 63, 63, 62, 62, 62, 62, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:57:46,670 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:46,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:46,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1997131081, now seen corresponding path program 1 times [2019-10-03 00:57:46,671 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:46,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:46,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:46,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:46,683 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 32928 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32918 trivial. 0 not checked. [2019-10-03 00:57:50,000 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:50,000 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:57:50,001 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:50,002 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:57:50,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:57:50,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:57:50,003 INFO L87 Difference]: Start difference. First operand 29863 states and 42225 transitions. Second operand 5 states. [2019-10-03 00:57:50,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:50,201 INFO L93 Difference]: Finished difference Result 29873 states and 42235 transitions. [2019-10-03 00:57:50,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 00:57:50,202 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 2132 [2019-10-03 00:57:50,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:50,298 INFO L225 Difference]: With dead ends: 29873 [2019-10-03 00:57:50,298 INFO L226 Difference]: Without dead ends: 29873 [2019-10-03 00:57:50,299 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 [2019-10-03 00:57:50,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29873 states. [2019-10-03 00:57:50,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29873 to 29873. [2019-10-03 00:57:50,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29873 states. [2019-10-03 00:57:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29873 states to 29873 states and 42235 transitions. [2019-10-03 00:57:51,029 INFO L78 Accepts]: Start accepts. Automaton has 29873 states and 42235 transitions. Word has length 2132 [2019-10-03 00:57:51,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:51,031 INFO L475 AbstractCegarLoop]: Abstraction has 29873 states and 42235 transitions. [2019-10-03 00:57:51,031 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:57:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 29873 states and 42235 transitions. [2019-10-03 00:57:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2259 [2019-10-03 00:57:51,086 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:51,087 INFO L411 BasicCegarLoop]: trace histogram [66, 66, 66, 66, 65, 65, 65, 65, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:57:51,088 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:51,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:51,088 INFO L82 PathProgramCache]: Analyzing trace with hash 229116764, now seen corresponding path program 1 times [2019-10-03 00:57:51,088 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:51,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:51,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:51,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:51,100 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:57:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 35634 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35624 trivial. 0 not checked. [2019-10-03 00:57:56,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:57:56,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:57:56,190 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:57:56,191 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:57:56,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:57:56,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:57:56,192 INFO L87 Difference]: Start difference. First operand 29873 states and 42235 transitions. Second operand 6 states. [2019-10-03 00:57:56,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:57:56,446 INFO L93 Difference]: Finished difference Result 29901 states and 42277 transitions. [2019-10-03 00:57:56,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:57:56,447 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 2258 [2019-10-03 00:57:56,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:57:56,549 INFO L225 Difference]: With dead ends: 29901 [2019-10-03 00:57:56,549 INFO L226 Difference]: Without dead ends: 29901 [2019-10-03 00:57:56,550 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:57:56,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29901 states. [2019-10-03 00:57:57,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29901 to 29901. [2019-10-03 00:57:57,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29901 states. [2019-10-03 00:57:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29901 states to 29901 states and 42277 transitions. [2019-10-03 00:57:57,366 INFO L78 Accepts]: Start accepts. Automaton has 29901 states and 42277 transitions. Word has length 2258 [2019-10-03 00:57:57,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:57:57,367 INFO L475 AbstractCegarLoop]: Abstraction has 29901 states and 42277 transitions. [2019-10-03 00:57:57,367 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:57:57,367 INFO L276 IsEmpty]: Start isEmpty. Operand 29901 states and 42277 transitions. [2019-10-03 00:57:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2289 [2019-10-03 00:57:57,424 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:57:57,425 INFO L411 BasicCegarLoop]: trace histogram [67, 67, 67, 67, 66, 66, 66, 66, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:57:57,426 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:57:57,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:57:57,427 INFO L82 PathProgramCache]: Analyzing trace with hash -949038096, now seen corresponding path program 1 times [2019-10-03 00:57:57,427 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:57:57,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:57,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:57:57,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:57:57,441 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:57:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:58:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 36814 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36804 trivial. 0 not checked. [2019-10-03 00:58:01,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:58:01,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:58:01,014 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:58:01,016 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:58:01,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:58:01,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:58:01,017 INFO L87 Difference]: Start difference. First operand 29901 states and 42277 transitions. Second operand 6 states. [2019-10-03 00:58:01,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:58:01,261 INFO L93 Difference]: Finished difference Result 29917 states and 42293 transitions. [2019-10-03 00:58:01,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:58:01,261 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 2288 [2019-10-03 00:58:01,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:58:01,364 INFO L225 Difference]: With dead ends: 29917 [2019-10-03 00:58:01,364 INFO L226 Difference]: Without dead ends: 29917 [2019-10-03 00:58:01,364 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:58:01,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29917 states. [2019-10-03 00:58:02,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29917 to 29917. [2019-10-03 00:58:02,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29917 states. [2019-10-03 00:58:02,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29917 states to 29917 states and 42293 transitions. [2019-10-03 00:58:02,104 INFO L78 Accepts]: Start accepts. Automaton has 29917 states and 42293 transitions. Word has length 2288 [2019-10-03 00:58:02,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:58:02,105 INFO L475 AbstractCegarLoop]: Abstraction has 29917 states and 42293 transitions. [2019-10-03 00:58:02,105 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:58:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 29917 states and 42293 transitions. [2019-10-03 00:58:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2306 [2019-10-03 00:58:02,163 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:58:02,165 INFO L411 BasicCegarLoop]: trace histogram [67, 67, 67, 67, 66, 66, 66, 66, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:58:02,165 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:58:02,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:58:02,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1881958644, now seen corresponding path program 1 times [2019-10-03 00:58:02,166 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:58:02,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:58:02,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:58:02,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:58:02,177 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:58:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:58:07,834 INFO L134 CoverageAnalysis]: Checked inductivity of 36817 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36807 trivial. 0 not checked. [2019-10-03 00:58:07,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:58:07,835 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:58:07,835 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:58:07,836 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:58:07,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:58:07,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:58:07,837 INFO L87 Difference]: Start difference. First operand 29917 states and 42293 transitions. Second operand 5 states. [2019-10-03 00:58:08,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:58:08,030 INFO L93 Difference]: Finished difference Result 29979 states and 42375 transitions. [2019-10-03 00:58:08,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-03 00:58:08,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 2305 [2019-10-03 00:58:08,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:58:08,180 INFO L225 Difference]: With dead ends: 29979 [2019-10-03 00:58:08,181 INFO L226 Difference]: Without dead ends: 29979 [2019-10-03 00:58:08,181 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 [2019-10-03 00:58:08,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29979 states. [2019-10-03 00:58:09,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29979 to 29945. [2019-10-03 00:58:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29945 states. [2019-10-03 00:58:09,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29945 states to 29945 states and 42323 transitions. [2019-10-03 00:58:09,122 INFO L78 Accepts]: Start accepts. Automaton has 29945 states and 42323 transitions. Word has length 2305 [2019-10-03 00:58:09,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:58:09,123 INFO L475 AbstractCegarLoop]: Abstraction has 29945 states and 42323 transitions. [2019-10-03 00:58:09,124 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:58:09,124 INFO L276 IsEmpty]: Start isEmpty. Operand 29945 states and 42323 transitions. [2019-10-03 00:58:09,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2310 [2019-10-03 00:58:09,181 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:58:09,182 INFO L411 BasicCegarLoop]: trace histogram [67, 67, 67, 67, 66, 66, 66, 66, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:58:09,182 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:58:09,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:58:09,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1912848559, now seen corresponding path program 1 times [2019-10-03 00:58:09,184 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:58:09,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:58:09,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:58:09,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:58:09,196 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:58:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:58:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 36817 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 36801 trivial. 0 not checked. [2019-10-03 00:58:33,302 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 00:58:33,302 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 00:58:33,303 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 2310 with the following transitions: [2019-10-03 00:58:33,307 INFO L207 CegarAbsIntRunner]: [0], [2], [3], [79], [80], [137], [138], [139], [141], [143], [144], [145], [147], [151], [153], [155], [156], [159], [161], [167], [173], [174], [175], [176], [386], [388], [389], [559], [561], [562], [563], [565], [569], [571], [572], [579], [580], [748], [749], [752], [773], [775], [776], [779], [785], [786], [793], [794], [1055], [1056], [1146], [1147], [1148], [1159], [1162], [1166], [1168], [1170], [1172], [1174], [1176], [1183], [1185], [1187], [1189], [1190], [1296], [1298], [1301], [1319], [1645], [1647], [1650], [1652], [1662], [1664], [1667], [1669], [1671], [1673], [1675], [1677], [1682], [1684], [1687], [1732], [1733], [1738], [1740], [1742], [1744], [1746], [1747], [1748], [1797], [1799], [1800], [1801], [1804], [1805], [1807], [1808], [1849], [1850], [1860], [1862], [1864], [1871], [1875], [1877], [1879], [1881], [1883], [1885], [1887], [1889], [1891], [1893], [1895], [1897], [1899], [1901], [1903], [1905], [1907], [1909], [1911], [1913], [1915], [1917], [1919], [1921], [1923], [1925], [1927], [1929], [1931], [1933], [1935], [1937], [1939], [1941], [1943], [1945], [1947], [1949], [1951], [1953], [1955], [1957], [1959], [1961], [1962], [1969], [2012], [2013], [2371], [2372], [2515], [2516], [2535], [2537], [2541], [2543], [2544], [2549], [2551], [2552], [2553], [2555], [2556], [2557], [2559], [2560], [2563], [2565], [2566], [2593], [2594], [2662], [2664], [2666], [2668], [2670], [2671], [2740], [2782], [2787], [2791], [2792], [2794], [2797], [2802], [2804], [2807], [2813], [2816], [2819], [2821], [2824], [2829], [2833], [2836], [2838], [2854], [3398], [3400], [3402], [3404], [3406], [3408], [3410], [3412], [3415], [3417], [3469], [3481], [3484], [3487], [3490], [3493], [3495], [3499], [3502], [3505], [3507], [3510], [3512], [3514], [3516], [3525], [3544], [3556], [3568], [3571], [3574], [3577], [3580], [3582], [3587], [3848], [3854], [3860], [3866], [3872], [3878], [3884], [3890], [3896], [3902], [3908], [3914], [3920], [3926], [3932], [3938], [3941], [3947], [3951], [3960], [3965], [3977], [3981], [4056], [4057], [4058], [4059], [4066], [4067], [4070], [4071], [4117], [4118], [4154], [4156], [4158], [4160], [4162], [4171], [4173], [4175], [4177], [4179], [4180], [4182], [4189], [4191], [4193], [4196], [4198], [4201], [4213], [4215], [4218], [4220], [4223], [4235], [4236], [4515], [4516], [4577], [4579], [4581], [4582], [4590], [4654], [4656], [4661], [4667], [4669], [4670], [4672], [4673], [4680], [4681], [4685], [4686], [4721], [4722], [4723], [4724], [4725], [4726], [4727], [4728], [4973], [4974], [5215], [5216], [5217], [5218], [5219], [5220], [5353], [5354], [5489], [5490], [5491], [5492], [5493], [5494], [5495], [5496], [5497], [5498], [5501], [5502], [5503], [5504], [5621], [5622], [5745], [5746], [5747], [5748], [5751], [5752], [5753], [5754], [5755], [5756], [5757], [5758], [5759], [5760], [5761], [5762], [5763], [5764], [5765], [5766], [5799], [5800], [5801], [5802], [5803], [5804], [5805], [5806], [5807], [5808], [5839], [5840], [5841], [5842], [5857], [5858], [5859], [5860], [5861], [5862], [5863], [5864], [5865], [5866], [5867], [5868], [5869], [5870], [5871], [5872], [5873], [5874], [5875], [5876], [5877], [5878], [5879], [5880], [5881], [5882], [5883], [5884], [5885], [5886], [5887], [5888], [5889], [5890], [5891], [5892], [5893], [5894], [5895], [5896], [5897], [5898], [5899], [5900], [5901], [5902], [5903], [5904], [5905], [5906], [5907], [5908], [5909], [5910], [5911], [5912], [5913], [5914], [5915], [5916], [5917], [5918], [5919], [5920], [5921], [5922], [5923], [5924], [5925], [5926], [5927], [5928], [5929], [5930], [5931], [5932], [5933], [5934], [5935], [5936], [5937], [5938], [5939], [5940], [5941], [5942], [5943], [5944], [5945], [5946], [5947], [5948], [5949], [5950], [5951], [5952], [5953], [5954], [5955], [5956], [5957], [5958], [5961], [5962], [6205], [6206], [6207], [6208], [6209], [6210], [6211], [6212], [6213], [6214], [6217], [6218], [6219], [6220], [6221], [6222], [6223], [6224], [6273], [6274], [6275], [6276], [6277], [6278], [6279], [6280], [6341], [6342], [6347], [6348], [6349], [6350], [6351], [6352], [6353], [6354], [6355], [6356], [6357], [6358], [6359], [6360], [6361], [6362], [6477], [6478], [6479], [6480], [6481], [6482], [6483], [6484], [6485], [6486], [6487], [6488], [6489], [6490], [6491], [6492], [6493], [6494], [6503], [6504], [6505], [6506], [6507], [6508], [6509], [6510], [6511], [6512], [6513], [6514], [6521], [6522], [6569], [6601], [6602], [6661], [6662], [6663], [6664], [6665], [6666], [6667], [6668], [6671], [6672], [6673], [6674], [6675], [6676], [6677], [6678], [6679], [6680], [6683], [6684], [6685], [6686], [6687], [6688], [6689], [6690], [6691], [6692], [6693], [6694], [6695], [6696], [6819], [6820], [6821], [6822], [6827], [6828], [6875], [6876], [6877], [6879], [6880], [6881], [6882], [6885], [6886], [6887] [2019-10-03 00:58:33,398 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 00:58:33,398 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 00:58:33,557 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 00:58:33,558 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 209 root evaluator evaluations with a maximum evaluation depth of 0. Performed 209 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 468 variables. [2019-10-03 00:58:33,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:58:33,564 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 00:58:33,907 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 00:58:33,907 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 00:58:33,943 INFO L420 sIntCurrentIteration]: We unified 2308 AI predicates to 2308 [2019-10-03 00:58:33,943 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 00:58:33,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 00:58:33,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-10-03 00:58:33,946 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:58:33,950 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 00:58:33,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 00:58:33,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:58:33,951 INFO L87 Difference]: Start difference. First operand 29945 states and 42323 transitions. Second operand 2 states. [2019-10-03 00:58:33,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:58:33,951 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 00:58:33,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 00:58:33,952 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2309 [2019-10-03 00:58:33,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:58:33,952 INFO L225 Difference]: With dead ends: 2 [2019-10-03 00:58:33,952 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 00:58:33,953 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 2308 GetRequests, 2308 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:58:33,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 00:58:33,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 00:58:33,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 00:58:33,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 00:58:33,953 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2309 [2019-10-03 00:58:33,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:58:33,954 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 00:58:33,954 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 00:58:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 00:58:33,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 00:58:33,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:58:33 BoogieIcfgContainer [2019-10-03 00:58:33,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 00:58:33,968 INFO L168 Benchmark]: Toolchain (without parser) took 239029.30 ms. Allocated memory was 135.3 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 66.5 MB in the beginning and 2.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 605.9 MB. Max. memory is 7.1 GB. [2019-10-03 00:58:33,977 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 135.3 MB. Free memory was 101.3 MB in the beginning and 101.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-03 00:58:33,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5312.67 ms. Allocated memory was 135.3 MB in the beginning and 298.8 MB in the end (delta: 163.6 MB). Free memory was 66.3 MB in the beginning and 195.3 MB in the end (delta: -129.0 MB). Peak memory consumption was 183.7 MB. Max. memory is 7.1 GB. [2019-10-03 00:58:33,979 INFO L168 Benchmark]: Boogie Preprocessor took 708.64 ms. Allocated memory is still 298.8 MB. Free memory was 195.3 MB in the beginning and 140.1 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-10-03 00:58:33,980 INFO L168 Benchmark]: RCFGBuilder took 33897.46 ms. Allocated memory was 298.8 MB in the beginning and 1.1 GB in the end (delta: 763.4 MB). Free memory was 137.5 MB in the beginning and 432.2 MB in the end (delta: -294.7 MB). Peak memory consumption was 753.3 MB. Max. memory is 7.1 GB. [2019-10-03 00:58:33,981 INFO L168 Benchmark]: TraceAbstraction took 199101.33 ms. Allocated memory was 1.1 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 432.2 MB in the beginning and 2.3 GB in the end (delta: -1.9 GB). Peak memory consumption was 44.6 MB. Max. memory is 7.1 GB. [2019-10-03 00:58:33,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 135.3 MB. Free memory was 101.3 MB in the beginning and 101.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5312.67 ms. Allocated memory was 135.3 MB in the beginning and 298.8 MB in the end (delta: 163.6 MB). Free memory was 66.3 MB in the beginning and 195.3 MB in the end (delta: -129.0 MB). Peak memory consumption was 183.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 708.64 ms. Allocated memory is still 298.8 MB. Free memory was 195.3 MB in the beginning and 140.1 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 33897.46 ms. Allocated memory was 298.8 MB in the beginning and 1.1 GB in the end (delta: 763.4 MB). Free memory was 137.5 MB in the beginning and 432.2 MB in the end (delta: -294.7 MB). Peak memory consumption was 753.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 199101.33 ms. Allocated memory was 1.1 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 432.2 MB in the beginning and 2.3 GB in the end (delta: -1.9 GB). Peak memory consumption was 44.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7188]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 274 procedures, 3095 locations, 1 error locations. SAFE Result, 199.0s OverallTime, 19 OverallIterations, 67 TraceHistogramMax, 111.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 87683 SDtfs, 28682 SDslu, 274665 SDs, 0 SdLazy, 24510 SolverSat, 5828 SolverUnsat, 22 SolverUnknown, 0 SolverNotchecked, 95.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2437 GetRequests, 2350 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29945occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.8782495667244365 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 16.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 26510 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.4s SsaConstructionTime, 27.7s SatisfiabilityAnalysisTime, 17.0s InterpolantComputationTime, 22996 NumberOfCodeBlocks, 22996 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 22977 ConstructedInterpolants, 0 QuantifiedInterpolants, 41048089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 18 PerfectInterpolantSequences, 272880/272883 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...