java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:24:25,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:24:25,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:24:25,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:24:25,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:24:25,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:24:25,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:24:25,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:24:25,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:24:25,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:24:25,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:24:25,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:24:25,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:24:25,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:24:25,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:24:25,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:24:25,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:24:25,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:24:25,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:24:25,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:24:25,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:24:25,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:24:25,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:24:25,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:24:25,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:24:25,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:24:25,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:24:25,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:24:25,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:24:25,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:24:25,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:24:25,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:24:25,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:24:25,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:24:25,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:24:25,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:24:25,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:24:25,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:24:25,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:24:25,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:24:25,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:24:25,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-16 17:24:25,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:24:25,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:24:25,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:24:25,991 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:24:25,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:24:25,992 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:24:25,992 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:24:25,992 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:24:25,992 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:24:25,992 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:24:25,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:24:25,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:24:25,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:24:25,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:24:25,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:24:25,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:24:25,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:24:25,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:24:25,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:24:25,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:24:25,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:24:25,998 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:24:25,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:24:25,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:24:25,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:24:25,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:24:26,000 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:24:26,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:24:26,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:24:26,000 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:24:26,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:24:26,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:24:26,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:24:26,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:24:26,066 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:24:26,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2019-09-16 17:24:26,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca4ed7ea/41aad9f5717047cab397e7424acd81b7/FLAG8df8095e5 [2019-09-16 17:24:27,044 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:24:27,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2019-09-16 17:24:27,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca4ed7ea/41aad9f5717047cab397e7424acd81b7/FLAG8df8095e5 [2019-09-16 17:24:27,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca4ed7ea/41aad9f5717047cab397e7424acd81b7 [2019-09-16 17:24:27,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:24:27,513 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:24:27,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:24:27,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:24:27,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:24:27,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:24:27" (1/1) ... [2019-09-16 17:24:27,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@351ad5bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:27, skipping insertion in model container [2019-09-16 17:24:27,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:24:27" (1/1) ... [2019-09-16 17:24:27,528 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:24:27,681 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:24:30,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:24:30,274 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:24:30,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:24:31,066 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:24:31,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31 WrapperNode [2019-09-16 17:24:31,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:24:31,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:24:31,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:24:31,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:24:31,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... [2019-09-16 17:24:31,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:24:31,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:24:31,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:24:31,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:24:31,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:24:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:24:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:24:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-16 17:24:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-16 17:24:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 17:24:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-16 17:24:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-16 17:24:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-16 17:24:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-16 17:24:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-16 17:24:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-16 17:24:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-16 17:24:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 17:24:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-16 17:24:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-16 17:24:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-09-16 17:24:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-16 17:24:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:24:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-16 17:24:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-16 17:24:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2019-09-16 17:24:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2019-09-16 17:24:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-16 17:24:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-16 17:24:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-16 17:24:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2019-09-16 17:24:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-16 17:24:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-16 17:24:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2019-09-16 17:24:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-09-16 17:24:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-09-16 17:24:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-09-16 17:24:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2019-09-16 17:24:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-16 17:24:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2019-09-16 17:24:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-16 17:24:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-16 17:24:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2019-09-16 17:24:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2019-09-16 17:24:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_rx_cb [2019-09-16 17:24:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_cb [2019-09-16 17:24:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_dummy_cb [2019-09-16 17:24:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_free_urbs [2019-09-16 17:24:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_stop [2019-09-16 17:24:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_init_urbs [2019-09-16 17:24:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_open [2019-09-16 17:24:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_lm87_chksum [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_lm87 [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_net2280 [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_write [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_read [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_bulk_msg [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_device_reset [2019-09-16 17:24:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_firmware_reset_3887 [2019-09-16 17:24:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_upload_firmware_3887 [2019-09-16 17:24:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_upload_firmware_net2280 [2019-09-16 17:24:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_find_type [2019-09-16 17:24:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_start_ops [2019-09-16 17:24:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_load_firmware_cb [2019-09-16 17:24:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_load_firmware [2019-09-16 17:24:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_probe [2019-09-16 17:24:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_disconnect [2019-09-16 17:24:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_pre_reset [2019-09-16 17:24:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_resume [2019-09-16 17:24:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_post_reset [2019-09-16 17:24:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_suspend [2019-09-16 17:24:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_driver_init [2019-09-16 17:24:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_driver_exit [2019-09-16 17:24:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-16 17:24:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:24:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-09-16 17:24:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-09-16 17:24:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-09-16 17:24:31,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-09-16 17:24:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-16 17:24:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-09-16 17:24:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-09-16 17:24:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2019-09-16 17:24:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2019-09-16 17:24:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2019-09-16 17:24:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2019-09-16 17:24:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-16 17:24:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-16 17:24:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 17:24:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-16 17:24:31,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-16 17:24:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-16 17:24:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-16 17:24:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-16 17:24:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-16 17:24:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-16 17:24:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-16 17:24:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-16 17:24:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-16 17:24:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-16 17:24:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-16 17:24:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-16 17:24:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-16 17:24:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-16 17:24:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-16 17:24:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-16 17:24:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-16 17:24:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-16 17:24:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-16 17:24:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-16 17:24:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-16 17:24:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-16 17:24:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-16 17:24:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-16 17:24:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-16 17:24:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-16 17:24:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-16 17:24:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-16 17:24:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:24:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-16 17:24:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-16 17:24:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-16 17:24:31,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-16 17:24:31,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-16 17:24:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-16 17:24:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev_of_p54u_priv [2019-09-16 17:24:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev_of_p54u_priv [2019-09-16 17:24:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev_of_p54u_priv [2019-09-16 17:24:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev_of_p54u_priv [2019-09-16 17:24:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev_of_p54u_priv [2019-09-16 17:24:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev_of_p54u_priv [2019-09-16 17:24:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev_of_p54u_priv [2019-09-16 17:24:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev_of_p54u_priv [2019-09-16 17:24:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev_of_p54u_priv [2019-09-16 17:24:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev_of_p54u_priv [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev_of_p54u_priv [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2019-09-16 17:24:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-09-16 17:24:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-16 17:24:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-16 17:24:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-16 17:24:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-16 17:24:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-16 17:24:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-16 17:24:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure device_release_driver [2019-09-16 17:24:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_restart_hw [2019-09-16 17:24:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-09-16 17:24:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2019-09-16 17:24:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 17:24:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-16 17:24:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-16 17:24:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-16 17:24:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_common [2019-09-16 17:24:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_skb [2019-09-16 17:24:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_init_common [2019-09-16 17:24:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_parse_firmware [2019-09-16 17:24:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_read_eeprom [2019-09-16 17:24:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_register_common [2019-09-16 17:24:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_rx [2019-09-16 17:24:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_unregister_common [2019-09-16 17:24:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-09-16 17:24:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware_nowait [2019-09-16 17:24:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-16 17:24:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-16 17:24:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-16 17:24:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-09-16 17:24:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-09-16 17:24:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2019-09-16 17:24:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-16 17:24:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2019-09-16 17:24:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-16 17:24:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-16 17:24:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-16 17:24:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-09-16 17:24:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-09-16 17:24:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interrupt_msg [2019-09-16 17:24:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2019-09-16 17:24:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-09-16 17:24:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-16 17:24:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-09-16 17:24:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-16 17:24:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2019-09-16 17:24:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-16 17:24:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:24:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:24:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-16 17:24:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-16 17:24:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-16 17:24:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-16 17:24:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:24:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 17:24:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-16 17:24:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:24:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-16 17:24:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-16 17:24:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-09-16 17:24:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-16 17:24:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-16 17:24:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2019-09-16 17:24:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-16 17:24:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-09-16 17:24:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-16 17:24:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-09-16 17:24:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-16 17:24:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-09-16 17:24:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:24:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 17:24:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:24:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:24:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-16 17:24:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2019-09-16 17:24:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-16 17:24:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev_of_p54u_priv [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev_of_p54u_priv [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-16 17:24:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-16 17:24:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-16 17:24:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure device_release_driver [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-16 17:24:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-16 17:24:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-16 17:24:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-16 17:24:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-09-16 17:24:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-09-16 17:24:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2019-09-16 17:24:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-09-16 17:24:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-09-16 17:24:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-16 17:24:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2019-09-16 17:24:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-16 17:24:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2019-09-16 17:24:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2019-09-16 17:24:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2019-09-16 17:24:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interrupt_msg [2019-09-16 17:24:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-16 17:24:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-16 17:24:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:24:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware_nowait [2019-09-16 17:24:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-09-16 17:24:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-09-16 17:24:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2019-09-16 17:24:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-09-16 17:24:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-09-16 17:24:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-09-16 17:24:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2019-09-16 17:24:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-09-16 17:24:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2019-09-16 17:24:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-16 17:24:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-16 17:24:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-16 17:24:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-09-16 17:24:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-16 17:24:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-16 17:24:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_restart_hw [2019-09-16 17:24:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure p54_rx [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_skb [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_parse_firmware [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_read_eeprom [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_init_common [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_register_common [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_common [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54_unregister_common [2019-09-16 17:24:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_rx_cb [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_cb [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_dummy_cb [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_free_urbs [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_stop [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_init_urbs [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_open [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_lm87_chksum [2019-09-16 17:24:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_lm87 [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_net2280 [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_write [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_read [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_bulk_msg [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_device_reset [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_firmware_reset_3887 [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_upload_firmware_3887 [2019-09-16 17:24:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_upload_firmware_net2280 [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure p54_find_type [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_start_ops [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_load_firmware_cb [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_load_firmware [2019-09-16 17:24:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_probe [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_disconnect [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_pre_reset [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_resume [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_post_reset [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_suspend [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_driver_init [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_driver_exit [2019-09-16 17:24:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-16 17:24:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-16 17:24:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-16 17:24:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-16 17:24:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev_of_p54u_priv [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev_of_p54u_priv [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev_of_p54u_priv [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev_of_p54u_priv [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev_of_p54u_priv [2019-09-16 17:24:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev_of_p54u_priv [2019-09-16 17:24:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev_of_p54u_priv [2019-09-16 17:24:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev_of_p54u_priv [2019-09-16 17:24:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev_of_p54u_priv [2019-09-16 17:24:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:24:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-16 17:24:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:24:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:24:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:24:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:24:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:24:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-16 17:24:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-16 17:24:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-16 17:24:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-16 17:24:32,681 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-16 17:24:37,476 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:24:37,477 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-16 17:24:37,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:24:37 BoogieIcfgContainer [2019-09-16 17:24:37,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:24:37,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 17:24:37,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 17:24:37,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 17:24:37,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 05:24:27" (1/3) ... [2019-09-16 17:24:37,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f5507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:24:37, skipping insertion in model container [2019-09-16 17:24:37,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:24:31" (2/3) ... [2019-09-16 17:24:37,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f5507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:24:37, skipping insertion in model container [2019-09-16 17:24:37,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:24:37" (3/3) ... [2019-09-16 17:24:37,487 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2019-09-16 17:24:37,497 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 17:24:37,507 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 17:24:37,524 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 17:24:37,553 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 17:24:37,554 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-16 17:24:37,554 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 17:24:37,554 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 17:24:37,554 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 17:24:37,554 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 17:24:37,554 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 17:24:37,554 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 17:24:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states. [2019-09-16 17:24:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-09-16 17:24:37,609 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:37,611 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:24:37,613 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:37,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:37,619 INFO L82 PathProgramCache]: Analyzing trace with hash -66644164, now seen corresponding path program 1 times [2019-09-16 17:24:37,622 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:37,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:37,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:37,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:37,737 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:24:38,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:38,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:38,527 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:38,532 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:38,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:38,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:38,551 INFO L87 Difference]: Start difference. First operand 1323 states. Second operand 3 states. [2019-09-16 17:24:39,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:39,136 INFO L93 Difference]: Finished difference Result 1728 states and 2272 transitions. [2019-09-16 17:24:39,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:39,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2019-09-16 17:24:39,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:39,180 INFO L225 Difference]: With dead ends: 1728 [2019-09-16 17:24:39,181 INFO L226 Difference]: Without dead ends: 1711 [2019-09-16 17:24:39,183 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:39,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2019-09-16 17:24:39,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1707. [2019-09-16 17:24:39,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2019-09-16 17:24:39,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2244 transitions. [2019-09-16 17:24:39,403 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2244 transitions. Word has length 54 [2019-09-16 17:24:39,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:39,404 INFO L475 AbstractCegarLoop]: Abstraction has 1707 states and 2244 transitions. [2019-09-16 17:24:39,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:39,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2244 transitions. [2019-09-16 17:24:39,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-09-16 17:24:39,421 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:39,421 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:39,421 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:39,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:39,422 INFO L82 PathProgramCache]: Analyzing trace with hash -435482671, now seen corresponding path program 1 times [2019-09-16 17:24:39,422 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:39,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:39,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:39,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:39,440 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:39,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:39,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:39,890 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:39,892 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:39,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:39,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:39,899 INFO L87 Difference]: Start difference. First operand 1707 states and 2244 transitions. Second operand 3 states. [2019-09-16 17:24:40,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:40,036 INFO L93 Difference]: Finished difference Result 1718 states and 2256 transitions. [2019-09-16 17:24:40,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:40,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2019-09-16 17:24:40,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:40,046 INFO L225 Difference]: With dead ends: 1718 [2019-09-16 17:24:40,047 INFO L226 Difference]: Without dead ends: 1718 [2019-09-16 17:24:40,048 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:40,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2019-09-16 17:24:40,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1707. [2019-09-16 17:24:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2019-09-16 17:24:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2243 transitions. [2019-09-16 17:24:40,103 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2243 transitions. Word has length 75 [2019-09-16 17:24:40,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:40,104 INFO L475 AbstractCegarLoop]: Abstraction has 1707 states and 2243 transitions. [2019-09-16 17:24:40,104 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:40,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2243 transitions. [2019-09-16 17:24:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-09-16 17:24:40,106 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:40,106 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:40,107 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:40,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:40,107 INFO L82 PathProgramCache]: Analyzing trace with hash -378224369, now seen corresponding path program 1 times [2019-09-16 17:24:40,107 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:40,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:40,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:40,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:40,120 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:40,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:40,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:40,433 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:40,434 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:40,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:40,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:40,435 INFO L87 Difference]: Start difference. First operand 1707 states and 2243 transitions. Second operand 3 states. [2019-09-16 17:24:40,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:40,480 INFO L93 Difference]: Finished difference Result 1706 states and 2241 transitions. [2019-09-16 17:24:40,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:40,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2019-09-16 17:24:40,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:40,500 INFO L225 Difference]: With dead ends: 1706 [2019-09-16 17:24:40,501 INFO L226 Difference]: Without dead ends: 1706 [2019-09-16 17:24:40,501 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:40,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1706 states. [2019-09-16 17:24:40,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1706 to 1706. [2019-09-16 17:24:40,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1706 states. [2019-09-16 17:24:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 2241 transitions. [2019-09-16 17:24:40,596 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 2241 transitions. Word has length 75 [2019-09-16 17:24:40,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:40,598 INFO L475 AbstractCegarLoop]: Abstraction has 1706 states and 2241 transitions. [2019-09-16 17:24:40,598 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2241 transitions. [2019-09-16 17:24:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-09-16 17:24:40,602 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:40,602 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:40,603 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:40,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:40,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1159377338, now seen corresponding path program 1 times [2019-09-16 17:24:40,604 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:40,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:40,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:40,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:40,621 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:40,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:40,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:40,982 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:40,984 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:40,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:40,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:40,985 INFO L87 Difference]: Start difference. First operand 1706 states and 2241 transitions. Second operand 3 states. [2019-09-16 17:24:41,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:41,014 INFO L93 Difference]: Finished difference Result 1705 states and 2239 transitions. [2019-09-16 17:24:41,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:41,014 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2019-09-16 17:24:41,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:41,037 INFO L225 Difference]: With dead ends: 1705 [2019-09-16 17:24:41,037 INFO L226 Difference]: Without dead ends: 1705 [2019-09-16 17:24:41,037 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:41,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1705 states. [2019-09-16 17:24:41,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1705 to 1705. [2019-09-16 17:24:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1705 states. [2019-09-16 17:24:41,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1705 states and 2239 transitions. [2019-09-16 17:24:41,116 INFO L78 Accepts]: Start accepts. Automaton has 1705 states and 2239 transitions. Word has length 76 [2019-09-16 17:24:41,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:41,118 INFO L475 AbstractCegarLoop]: Abstraction has 1705 states and 2239 transitions. [2019-09-16 17:24:41,118 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2239 transitions. [2019-09-16 17:24:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-09-16 17:24:41,121 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:41,121 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:41,121 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:41,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:41,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1580394866, now seen corresponding path program 1 times [2019-09-16 17:24:41,122 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:41,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:41,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:41,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:41,136 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:41,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:41,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:41,479 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:41,479 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:41,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:41,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:41,480 INFO L87 Difference]: Start difference. First operand 1705 states and 2239 transitions. Second operand 3 states. [2019-09-16 17:24:41,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:41,508 INFO L93 Difference]: Finished difference Result 1704 states and 2237 transitions. [2019-09-16 17:24:41,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:41,509 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2019-09-16 17:24:41,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:41,518 INFO L225 Difference]: With dead ends: 1704 [2019-09-16 17:24:41,518 INFO L226 Difference]: Without dead ends: 1704 [2019-09-16 17:24:41,519 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:41,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1704 states. [2019-09-16 17:24:41,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1704 to 1704. [2019-09-16 17:24:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1704 states. [2019-09-16 17:24:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1704 states and 2237 transitions. [2019-09-16 17:24:41,583 INFO L78 Accepts]: Start accepts. Automaton has 1704 states and 2237 transitions. Word has length 77 [2019-09-16 17:24:41,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:41,584 INFO L475 AbstractCegarLoop]: Abstraction has 1704 states and 2237 transitions. [2019-09-16 17:24:41,584 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2237 transitions. [2019-09-16 17:24:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-09-16 17:24:41,587 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:41,587 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:41,587 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:41,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:41,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1747041213, now seen corresponding path program 1 times [2019-09-16 17:24:41,588 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:41,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:41,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:41,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:41,604 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 17:24:41,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:41,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:41,933 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:41,934 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:41,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:41,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:41,935 INFO L87 Difference]: Start difference. First operand 1704 states and 2237 transitions. Second operand 3 states. [2019-09-16 17:24:42,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:42,591 INFO L93 Difference]: Finished difference Result 3355 states and 4428 transitions. [2019-09-16 17:24:42,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:42,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2019-09-16 17:24:42,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:42,617 INFO L225 Difference]: With dead ends: 3355 [2019-09-16 17:24:42,617 INFO L226 Difference]: Without dead ends: 3337 [2019-09-16 17:24:42,618 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:42,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3337 states. [2019-09-16 17:24:42,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3337 to 3324. [2019-09-16 17:24:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3324 states. [2019-09-16 17:24:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4397 transitions. [2019-09-16 17:24:42,740 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4397 transitions. Word has length 78 [2019-09-16 17:24:42,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:42,741 INFO L475 AbstractCegarLoop]: Abstraction has 3324 states and 4397 transitions. [2019-09-16 17:24:42,741 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:42,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4397 transitions. [2019-09-16 17:24:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-09-16 17:24:42,752 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:42,752 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:42,752 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:42,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:42,753 INFO L82 PathProgramCache]: Analyzing trace with hash 809204923, now seen corresponding path program 1 times [2019-09-16 17:24:42,753 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:42,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:42,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:42,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:42,763 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-16 17:24:43,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:43,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:43,028 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:43,029 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:43,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:43,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:43,030 INFO L87 Difference]: Start difference. First operand 3324 states and 4397 transitions. Second operand 3 states. [2019-09-16 17:24:43,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:43,189 INFO L93 Difference]: Finished difference Result 3414 states and 4513 transitions. [2019-09-16 17:24:43,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:43,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2019-09-16 17:24:43,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:43,208 INFO L225 Difference]: With dead ends: 3414 [2019-09-16 17:24:43,208 INFO L226 Difference]: Without dead ends: 3414 [2019-09-16 17:24:43,208 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:43,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3414 states. [2019-09-16 17:24:43,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3414 to 3378. [2019-09-16 17:24:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3378 states. [2019-09-16 17:24:43,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 4472 transitions. [2019-09-16 17:24:43,324 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 4472 transitions. Word has length 153 [2019-09-16 17:24:43,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:43,324 INFO L475 AbstractCegarLoop]: Abstraction has 3378 states and 4472 transitions. [2019-09-16 17:24:43,324 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:43,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 4472 transitions. [2019-09-16 17:24:43,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-09-16 17:24:43,331 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:43,331 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:43,331 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:43,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:43,332 INFO L82 PathProgramCache]: Analyzing trace with hash -229139875, now seen corresponding path program 1 times [2019-09-16 17:24:43,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:43,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:43,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:43,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:43,344 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:43,671 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-16 17:24:43,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:43,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:43,672 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:43,673 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:43,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:43,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:43,674 INFO L87 Difference]: Start difference. First operand 3378 states and 4472 transitions. Second operand 3 states. [2019-09-16 17:24:43,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:43,732 INFO L93 Difference]: Finished difference Result 3406 states and 4508 transitions. [2019-09-16 17:24:43,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:43,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2019-09-16 17:24:43,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:43,757 INFO L225 Difference]: With dead ends: 3406 [2019-09-16 17:24:43,757 INFO L226 Difference]: Without dead ends: 3406 [2019-09-16 17:24:43,758 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:43,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2019-09-16 17:24:43,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3402. [2019-09-16 17:24:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3402 states. [2019-09-16 17:24:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 3402 states and 4502 transitions. [2019-09-16 17:24:43,878 INFO L78 Accepts]: Start accepts. Automaton has 3402 states and 4502 transitions. Word has length 193 [2019-09-16 17:24:43,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:43,878 INFO L475 AbstractCegarLoop]: Abstraction has 3402 states and 4502 transitions. [2019-09-16 17:24:43,878 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 4502 transitions. [2019-09-16 17:24:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-09-16 17:24:43,886 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:43,886 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:43,887 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:43,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:43,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1670673370, now seen corresponding path program 1 times [2019-09-16 17:24:43,887 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:43,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:43,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:43,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:43,899 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:44,357 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-16 17:24:44,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:44,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:44,358 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:44,358 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:44,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:44,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:44,359 INFO L87 Difference]: Start difference. First operand 3402 states and 4502 transitions. Second operand 3 states. [2019-09-16 17:24:44,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:44,936 INFO L93 Difference]: Finished difference Result 3404 states and 4497 transitions. [2019-09-16 17:24:44,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:44,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2019-09-16 17:24:44,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:44,957 INFO L225 Difference]: With dead ends: 3404 [2019-09-16 17:24:44,958 INFO L226 Difference]: Without dead ends: 3404 [2019-09-16 17:24:44,958 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:44,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2019-09-16 17:24:45,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3399. [2019-09-16 17:24:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3399 states. [2019-09-16 17:24:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 3399 states and 4493 transitions. [2019-09-16 17:24:45,073 INFO L78 Accepts]: Start accepts. Automaton has 3399 states and 4493 transitions. Word has length 217 [2019-09-16 17:24:45,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:45,075 INFO L475 AbstractCegarLoop]: Abstraction has 3399 states and 4493 transitions. [2019-09-16 17:24:45,075 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3399 states and 4493 transitions. [2019-09-16 17:24:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-09-16 17:24:45,083 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:45,083 INFO L407 BasicCegarLoop]: trace histogram [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] [2019-09-16 17:24:45,083 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:45,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:45,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1902485570, now seen corresponding path program 1 times [2019-09-16 17:24:45,084 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:45,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:45,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:45,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:45,097 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-16 17:24:45,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:45,641 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 17:24:45,641 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:45,641 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 17:24:45,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 17:24:45,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-09-16 17:24:45,642 INFO L87 Difference]: Start difference. First operand 3399 states and 4493 transitions. Second operand 10 states. [2019-09-16 17:24:45,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:45,788 INFO L93 Difference]: Finished difference Result 3402 states and 4484 transitions. [2019-09-16 17:24:45,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 17:24:45,789 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 222 [2019-09-16 17:24:45,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:45,812 INFO L225 Difference]: With dead ends: 3402 [2019-09-16 17:24:45,812 INFO L226 Difference]: Without dead ends: 3402 [2019-09-16 17:24:45,814 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-09-16 17:24:45,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3402 states. [2019-09-16 17:24:45,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3402 to 3386. [2019-09-16 17:24:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2019-09-16 17:24:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 4464 transitions. [2019-09-16 17:24:45,930 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 4464 transitions. Word has length 222 [2019-09-16 17:24:45,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:45,931 INFO L475 AbstractCegarLoop]: Abstraction has 3386 states and 4464 transitions. [2019-09-16 17:24:45,931 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 17:24:45,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 4464 transitions. [2019-09-16 17:24:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-09-16 17:24:45,943 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:45,944 INFO L407 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:24:45,944 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:45,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:45,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1422113346, now seen corresponding path program 1 times [2019-09-16 17:24:45,945 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:45,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:45,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:45,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:45,956 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-16 17:24:46,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:46,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 17:24:46,426 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:46,427 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 17:24:46,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 17:24:46,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:24:46,428 INFO L87 Difference]: Start difference. First operand 3386 states and 4464 transitions. Second operand 7 states. [2019-09-16 17:24:46,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:46,532 INFO L93 Difference]: Finished difference Result 3398 states and 4476 transitions. [2019-09-16 17:24:46,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 17:24:46,533 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 260 [2019-09-16 17:24:46,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:46,554 INFO L225 Difference]: With dead ends: 3398 [2019-09-16 17:24:46,554 INFO L226 Difference]: Without dead ends: 3398 [2019-09-16 17:24:46,555 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 17:24:46,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3398 states. [2019-09-16 17:24:46,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3398 to 3386. [2019-09-16 17:24:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2019-09-16 17:24:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 4462 transitions. [2019-09-16 17:24:46,709 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 4462 transitions. Word has length 260 [2019-09-16 17:24:46,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:46,710 INFO L475 AbstractCegarLoop]: Abstraction has 3386 states and 4462 transitions. [2019-09-16 17:24:46,710 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 17:24:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 4462 transitions. [2019-09-16 17:24:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-09-16 17:24:46,720 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:24:46,720 INFO L407 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:24:46,720 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:24:46,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:24:46,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1275835559, now seen corresponding path program 1 times [2019-09-16 17:24:46,721 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:24:46,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:46,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:24:46,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:24:46,731 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:24:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:24:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-16 17:24:47,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:24:47,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:24:47,064 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:24:47,065 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:24:47,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:24:47,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:47,066 INFO L87 Difference]: Start difference. First operand 3386 states and 4462 transitions. Second operand 3 states. [2019-09-16 17:24:47,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:24:47,095 INFO L93 Difference]: Finished difference Result 1746 states and 2282 transitions. [2019-09-16 17:24:47,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:24:47,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 269 [2019-09-16 17:24:47,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:24:47,096 INFO L225 Difference]: With dead ends: 1746 [2019-09-16 17:24:47,096 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 17:24:47,097 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:24:47,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 17:24:47,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 17:24:47,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 17:24:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 17:24:47,098 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 269 [2019-09-16 17:24:47,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:24:47,098 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 17:24:47,098 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:24:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 17:24:47,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 17:24:47,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 05:24:47 BoogieIcfgContainer [2019-09-16 17:24:47,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 17:24:47,106 INFO L168 Benchmark]: Toolchain (without parser) took 19592.83 ms. Allocated memory was 131.6 MB in the beginning and 788.0 MB in the end (delta: 656.4 MB). Free memory was 73.6 MB in the beginning and 477.4 MB in the end (delta: -403.9 MB). Peak memory consumption was 252.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:47,107 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory is still 104.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 17:24:47,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3554.38 ms. Allocated memory was 131.6 MB in the beginning and 277.9 MB in the end (delta: 146.3 MB). Free memory was 73.1 MB in the beginning and 157.0 MB in the end (delta: -83.9 MB). Peak memory consumption was 122.2 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:47,109 INFO L168 Benchmark]: Boogie Preprocessor took 400.04 ms. Allocated memory is still 277.9 MB. Free memory was 157.0 MB in the beginning and 119.0 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:47,110 INFO L168 Benchmark]: RCFGBuilder took 6010.09 ms. Allocated memory was 277.9 MB in the beginning and 474.5 MB in the end (delta: 196.6 MB). Free memory was 119.0 MB in the beginning and 259.8 MB in the end (delta: -140.8 MB). Peak memory consumption was 286.9 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:47,111 INFO L168 Benchmark]: TraceAbstraction took 9623.81 ms. Allocated memory was 474.5 MB in the beginning and 788.0 MB in the end (delta: 313.5 MB). Free memory was 259.8 MB in the beginning and 477.4 MB in the end (delta: -217.7 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. [2019-09-16 17:24:47,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory is still 104.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3554.38 ms. Allocated memory was 131.6 MB in the beginning and 277.9 MB in the end (delta: 146.3 MB). Free memory was 73.1 MB in the beginning and 157.0 MB in the end (delta: -83.9 MB). Peak memory consumption was 122.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 400.04 ms. Allocated memory is still 277.9 MB. Free memory was 157.0 MB in the beginning and 119.0 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6010.09 ms. Allocated memory was 277.9 MB in the beginning and 474.5 MB in the end (delta: 196.6 MB). Free memory was 119.0 MB in the beginning and 259.8 MB in the end (delta: -140.8 MB). Peak memory consumption was 286.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9623.81 ms. Allocated memory was 474.5 MB in the beginning and 788.0 MB in the end (delta: 313.5 MB). Free memory was 259.8 MB in the beginning and 477.4 MB in the end (delta: -217.7 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8931]: 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 188 procedures, 1486 locations, 1 error locations. SAFE Result, 9.5s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15370 SDtfs, 7984 SDslu, 21774 SDs, 0 SdLazy, 144 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3402occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 101 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1749 NumberOfCodeBlocks, 1749 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1737 ConstructedInterpolants, 0 QuantifiedInterpolants, 370947 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 207/207 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...