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-43_2a-drivers--isdn--hardware--mISDN--w6692.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:07:59,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:07:59,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:07:59,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:07:59,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:07:59,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:07:59,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:07:59,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:07:59,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:07:59,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:07:59,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:07:59,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:07:59,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:07:59,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:07:59,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:07:59,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:07:59,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:07:59,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:07:59,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:07:59,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:07:59,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:07:59,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:07:59,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:07:59,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:07:59,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:07:59,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:07:59,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:07:59,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:07:59,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:07:59,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:07:59,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:07:59,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:07:59,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:07:59,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:07:59,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:07:59,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:07:59,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:07:59,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:07:59,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:07:59,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:07:59,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:07:59,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:07:59,557 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:07:59,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:07:59,558 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:07:59,558 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:07:59,559 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:07:59,559 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:07:59,559 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:07:59,559 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:07:59,560 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:07:59,560 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:07:59,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:07:59,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:07:59,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:07:59,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:07:59,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:07:59,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:07:59,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:07:59,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:07:59,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:07:59,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:07:59,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:07:59,565 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:07:59,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:07:59,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:07:59,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:07:59,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:07:59,566 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:07:59,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:07:59,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:07:59,566 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:07:59,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:07:59,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:07:59,620 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:07:59,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:07:59,622 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:07:59,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--w6692.ko-entry_point.cil.out.i [2019-10-03 02:07:59,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c60377e/9ac49336004b4dc4b36e0bfe713f91fd/FLAGab621c5f1 [2019-10-03 02:08:00,537 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:08:00,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--w6692.ko-entry_point.cil.out.i [2019-10-03 02:08:00,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c60377e/9ac49336004b4dc4b36e0bfe713f91fd/FLAGab621c5f1 [2019-10-03 02:08:00,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c60377e/9ac49336004b4dc4b36e0bfe713f91fd [2019-10-03 02:08:00,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:08:00,983 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:08:00,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:08:00,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:08:00,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:08:00,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:08:00" (1/1) ... [2019-10-03 02:08:00,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef9ca17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:00, skipping insertion in model container [2019-10-03 02:08:00,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:08:00" (1/1) ... [2019-10-03 02:08:00,999 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:08:01,174 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:08:03,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:08:03,862 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:08:04,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:08:04,707 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:08:04,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04 WrapperNode [2019-10-03 02:08:04,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:08:04,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:08:04,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:08:04,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:08:04,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:04,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:04,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:04,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:05,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:05,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:05,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... [2019-10-03 02:08:05,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:08:05,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:08:05,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:08:05,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:08:05,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:08:05,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:08:05,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:08:05,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 02:08:05,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 02:08:05,239 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-03 02:08:05,239 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-03 02:08:05,239 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 02:08:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 02:08:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 02:08:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 02:08:05,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 02:08:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 02:08:05,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 02:08:05,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 02:08:05,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 02:08:05,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 02:08:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-03 02:08:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-03 02:08:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 02:08:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-03 02:08:05,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-03 02:08:05,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:08:05,249 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-03 02:08:05,249 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-03 02:08:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-03 02:08:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-03 02:08:05,250 INFO L138 BoogieDeclarations]: Found implementation of procedure outsb [2019-10-03 02:08:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2019-10-03 02:08:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 02:08:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 02:08:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 02:08:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 02:08:05,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 02:08:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 02:08:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 02:08:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-03 02:08:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channelmap [2019-10-03 02:08:05,252 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 02:08:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb [2019-10-03 02:08:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _alloc_mISDN_skb [2019-10-03 02:08:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _queue_data [2019-10-03 02:08:05,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _set_debug [2019-10-03 02:08:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure set_debug [2019-10-03 02:08:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadW6692 [2019-10-03 02:08:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteW6692 [2019-10-03 02:08:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadW6692B [2019-10-03 02:08:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteW6692B [2019-10-03 02:08:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_hwirq [2019-10-03 02:08:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_hwirq [2019-10-03 02:08:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692Version [2019-10-03 02:08:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_led_handler [2019-10-03 02:08:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_command [2019-10-03 02:08:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692_new_ph [2019-10-03 02:08:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692_ph_bh [2019-10-03 02:08:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692_empty_Dfifo [2019-10-03 02:08:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692_fill_Dfifo [2019-10-03 02:08:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure d_retransmit [2019-10-03 02:08:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rxD [2019-10-03 02:08:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_txD [2019-10-03 02:08:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_statusD [2019-10-03 02:08:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692_empty_Bfifo [2019-10-03 02:08:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692_fill_Bfifo [2019-10-03 02:08:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_pots [2019-10-03 02:08:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_mode [2019-10-03 02:08:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure send_next [2019-10-03 02:08:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure W6692B_interrupt [2019-10-03 02:08:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_irq [2019-10-03 02:08:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dbusy_timer_handler [2019-10-03 02:08:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure initW6692 [2019-10-03 02:08:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_w6692 [2019-10-03 02:08:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure init_card [2019-10-03 02:08:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_l2l1B [2019-10-03 02:08:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_bctrl [2019-10-03 02:08:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure open_bchannel [2019-10-03 02:08:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_ctrl [2019-10-03 02:08:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_bctrl [2019-10-03 02:08:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_l2l1D [2019-10-03 02:08:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_l1callback [2019-10-03 02:08:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dchannel [2019-10-03 02:08:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_dctrl [2019-10-03 02:08:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_w6692 [2019-10-03 02:08:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure release_card [2019-10-03 02:08:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_instance [2019-10-03 02:08:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_probe [2019-10-03 02:08:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_remove_pci [2019-10-03 02:08:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_init [2019-10-03 02:08:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure w6692_cleanup [2019-10-03 02:08:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2019-10-03 02:08:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_kernel_param_ops_5 [2019-10-03 02:08:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-03 02:08:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-03 02:08:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-03 02:08:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2019-10-03 02:08:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-03 02:08:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-03 02:08:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-03 02:08:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-03 02:08:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-03 02:08:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2019-10-03 02:08:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2019-10-03 02:08:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_4 [2019-10-03 02:08:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-03 02:08:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:08:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-03 02:08:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-03 02:08:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 02:08:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:08:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-03 02:08:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-03 02:08:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-03 02:08:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-03 02:08:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-03 02:08:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-03 02:08:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-03 02:08:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-03 02:08:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-03 02:08:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-03 02:08:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-03 02:08:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_37 [2019-10-03 02:08:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_38 [2019-10-03 02:08:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_39 [2019-10-03 02:08:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_40 [2019-10-03 02:08:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_41 [2019-10-03 02:08:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_42 [2019-10-03 02:08:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-03 02:08:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-03 02:08:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_45 [2019-10-03 02:08:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_46 [2019-10-03 02:08:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 02:08:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 02:08:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 02:08:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 02:08:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 02:08:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 02:08:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:08:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-03 02:08:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-03 02:08:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-03 02:08:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-03 02:08:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 02:08:05,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-03 02:08:05,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-03 02:08:05,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 02:08:05,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 02:08:05,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-10-03 02:08:05,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-03 02:08:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2019-10-03 02:08:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2019-10-03 02:08:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-03 02:08:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-03 02:08:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:08:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2019-10-03 02:08:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2019-10-03 02:08:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-03 02:08:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure bchannel_get_rxbuf [2019-10-03 02:08:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure bchannel_senddata [2019-10-03 02:08:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-03 02:08:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-03 02:08:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure create_l1 [2019-10-03 02:08:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure dchannel_senddata [2019-10-03 02:08:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-03 02:08:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 02:08:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_bframe [2019-10-03 02:08:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_dframe [2019-10-03 02:08:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_event [2019-10-03 02:08:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 02:08:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 02:08:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2019-10-03 02:08:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-03 02:08:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-03 02:08:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_clear_bchannel [2019-10-03 02:08:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_ctrl_bchannel [2019-10-03 02:08:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2019-10-03 02:08:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2019-10-03 02:08:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initbchannel [2019-10-03 02:08:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2019-10-03 02:08:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_register_device [2019-10-03 02:08:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_unregister_device [2019-10-03 02:08:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-10-03 02:08:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure param_get_uint [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure param_set_uint [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-03 02:08:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 02:08:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_ch_frame [2019-10-03 02:08:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 02:08:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_Bchannel [2019-10-03 02:08:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_Dchannel [2019-10-03 02:08:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 02:08:05,302 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 02:08:05,302 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-10-03 02:08:05,302 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-03 02:08:05,302 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-10-03 02:08:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 02:08:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 02:08:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 02:08:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 02:08:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 02:08:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:08:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:08:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_return_address [2019-10-03 02:08:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 02:08:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-03 02:08:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-03 02:08:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 02:08:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:08:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 02:08:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-03 02:08:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-03 02:08:05,306 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-03 02:08:05,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-03 02:08:05,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-03 02:08:05,306 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:08:05,306 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 02:08:05,306 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 02:08:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:08:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 02:08:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 02:08:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 02:08:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 02:08:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:08:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 02:08:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 02:08:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 02:08:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 02:08:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 02:08:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 02:08:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 02:08:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 02:08:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 02:08:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-03 02:08:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-03 02:08:05,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:08:05,310 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-03 02:08:05,310 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-03 02:08:05,310 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 02:08:05,310 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 02:08:05,310 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-03 02:08:05,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-03 02:08:05,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:08:05,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2019-10-03 02:08:05,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2019-10-03 02:08:05,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2019-10-03 02:08:05,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2019-10-03 02:08:05,312 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 02:08:05,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-03 02:08:05,312 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-03 02:08:05,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-03 02:08:05,312 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-03 02:08:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:08:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 02:08:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-03 02:08:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_37 [2019-10-03 02:08:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_38 [2019-10-03 02:08:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_39 [2019-10-03 02:08:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_42 [2019-10-03 02:08:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-03 02:08:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 02:08:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-03 02:08:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-03 02:08:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-03 02:08:05,315 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-03 02:08:05,316 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-10-03 02:08:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-03 02:08:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-03 02:08:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure outsb [2019-10-03 02:08:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2019-10-03 02:08:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 02:08:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure param_set_uint [2019-10-03 02:08:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure param_get_uint [2019-10-03 02:08:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-10-03 02:08:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-10-03 02:08:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 02:08:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:08:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-03 02:08:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_kernel_param_ops_5 [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2019-10-03 02:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2019-10-03 02:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_4 [2019-10-03 02:08:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-03 02:08:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 02:08:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 02:08:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_40 [2019-10-03 02:08:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 02:08:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_41 [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:08:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_45 [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_46 [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 02:08:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure set_channelmap [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-03 02:08:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-03 02:08:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-03 02:08:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb [2019-10-03 02:08:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure _alloc_mISDN_skb [2019-10-03 02:08:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 02:08:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure _queue_data [2019-10-03 02:08:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-03 02:08:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_register_device [2019-10-03 02:08:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_unregister_device [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure create_l1 [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure l1_event [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initbchannel [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_clear_bchannel [2019-10-03 02:08:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_ctrl_bchannel [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure queue_ch_frame [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure dchannel_senddata [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure bchannel_senddata [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure bchannel_get_rxbuf [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure recv_Dchannel [2019-10-03 02:08:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure recv_Bchannel [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_bframe [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_dframe [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure _set_debug [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure set_debug [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure ReadW6692 [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure WriteW6692 [2019-10-03 02:08:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure ReadW6692B [2019-10-03 02:08:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure WriteW6692B [2019-10-03 02:08:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure enable_hwirq [2019-10-03 02:08:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure disable_hwirq [2019-10-03 02:08:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure W6692Version [2019-10-03 02:08:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_led_handler [2019-10-03 02:08:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure ph_command [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure W6692_new_ph [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure W6692_ph_bh [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure W6692_empty_Dfifo [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure W6692_fill_Dfifo [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure d_retransmit [2019-10-03 02:08:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rxD [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure handle_txD [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure handle_statusD [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure W6692_empty_Bfifo [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure W6692_fill_Bfifo [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure disable_pots [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_mode [2019-10-03 02:08:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure send_next [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure W6692B_interrupt [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_irq [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure dbusy_timer_handler [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure initW6692 [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure reset_w6692 [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure init_card [2019-10-03 02:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_l2l1B [2019-10-03 02:08:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure channel_bctrl [2019-10-03 02:08:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure open_bchannel [2019-10-03 02:08:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure channel_ctrl [2019-10-03 02:08:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_bctrl [2019-10-03 02:08:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_l2l1D [2019-10-03 02:08:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_l1callback [2019-10-03 02:08:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure open_dchannel [2019-10-03 02:08:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_dctrl [2019-10-03 02:08:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure setup_w6692 [2019-10-03 02:08:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure release_card [2019-10-03 02:08:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure setup_instance [2019-10-03 02:08:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_probe [2019-10-03 02:08:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_remove_pci [2019-10-03 02:08:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_init [2019-10-03 02:08:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure w6692_cleanup [2019-10-03 02:08:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 02:08:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 02:08:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 02:08:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 02:08:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-03 02:08:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:08:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-03 02:08:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-03 02:08:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 02:08:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 02:08:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:08:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:08:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:08:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:08:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:08:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 02:08:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 02:08:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 02:08:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 02:08:06,722 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 02:08:22,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:08:22,040 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 02:08:22,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:08:22 BoogieIcfgContainer [2019-10-03 02:08:22,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:08:22,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:08:22,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:08:22,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:08:22,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:08:00" (1/3) ... [2019-10-03 02:08:22,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1e3766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:08:22, skipping insertion in model container [2019-10-03 02:08:22,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:08:04" (2/3) ... [2019-10-03 02:08:22,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1e3766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:08:22, skipping insertion in model container [2019-10-03 02:08:22,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:08:22" (3/3) ... [2019-10-03 02:08:22,051 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--w6692.ko-entry_point.cil.out.i [2019-10-03 02:08:22,061 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:08:22,072 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:08:22,089 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:08:22,118 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:08:22,118 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:08:22,119 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:08:22,119 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:08:22,119 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:08:22,119 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:08:22,119 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:08:22,119 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:08:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states. [2019-10-03 02:08:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-03 02:08:22,182 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:22,183 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:08:22,185 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:22,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:22,191 INFO L82 PathProgramCache]: Analyzing trace with hash -412576222, now seen corresponding path program 1 times [2019-10-03 02:08:22,193 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:22,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:22,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:22,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:22,343 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:23,546 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-03 02:08:23,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:23,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:08:23,549 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:23,555 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:08:23,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:08:23,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:08:23,573 INFO L87 Difference]: Start difference. First operand 1661 states. Second operand 3 states. [2019-10-03 02:08:31,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:31,145 INFO L93 Difference]: Finished difference Result 2050 states and 2752 transitions. [2019-10-03 02:08:31,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:08:31,147 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-10-03 02:08:31,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:31,198 INFO L225 Difference]: With dead ends: 2050 [2019-10-03 02:08:31,199 INFO L226 Difference]: Without dead ends: 2000 [2019-10-03 02:08:31,201 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:08:31,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2000 states. [2019-10-03 02:08:31,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2000 to 1988. [2019-10-03 02:08:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1988 states. [2019-10-03 02:08:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1988 states and 2675 transitions. [2019-10-03 02:08:31,426 INFO L78 Accepts]: Start accepts. Automaton has 1988 states and 2675 transitions. Word has length 57 [2019-10-03 02:08:31,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:31,427 INFO L475 AbstractCegarLoop]: Abstraction has 1988 states and 2675 transitions. [2019-10-03 02:08:31,428 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:08:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2675 transitions. [2019-10-03 02:08:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-03 02:08:31,446 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:31,446 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-10-03 02:08:31,447 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:31,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:31,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1116660871, now seen corresponding path program 1 times [2019-10-03 02:08:31,449 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:31,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:31,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:31,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:31,464 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:31,999 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-10-03 02:08:32,003 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:32,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:08:32,004 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:32,021 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:08:32,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:08:32,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:08:32,023 INFO L87 Difference]: Start difference. First operand 1988 states and 2675 transitions. Second operand 3 states. [2019-10-03 02:08:35,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:35,587 INFO L93 Difference]: Finished difference Result 1989 states and 2675 transitions. [2019-10-03 02:08:35,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:08:35,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2019-10-03 02:08:35,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:35,601 INFO L225 Difference]: With dead ends: 1989 [2019-10-03 02:08:35,601 INFO L226 Difference]: Without dead ends: 1988 [2019-10-03 02:08:35,602 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:08:35,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1988 states. [2019-10-03 02:08:35,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1988 to 1988. [2019-10-03 02:08:35,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1988 states. [2019-10-03 02:08:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1988 states and 2674 transitions. [2019-10-03 02:08:35,792 INFO L78 Accepts]: Start accepts. Automaton has 1988 states and 2674 transitions. Word has length 98 [2019-10-03 02:08:35,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:35,796 INFO L475 AbstractCegarLoop]: Abstraction has 1988 states and 2674 transitions. [2019-10-03 02:08:35,796 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:08:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2674 transitions. [2019-10-03 02:08:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-03 02:08:35,801 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:35,801 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:08:35,802 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:35,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:35,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1457854850, now seen corresponding path program 1 times [2019-10-03 02:08:35,804 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:35,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:35,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:35,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:35,818 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-03 02:08:36,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:36,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:08:36,314 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:36,314 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:08:36,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:08:36,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:08:36,315 INFO L87 Difference]: Start difference. First operand 1988 states and 2674 transitions. Second operand 3 states. [2019-10-03 02:08:36,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:36,358 INFO L93 Difference]: Finished difference Result 2014 states and 2695 transitions. [2019-10-03 02:08:36,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:08:36,358 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-10-03 02:08:36,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:36,370 INFO L225 Difference]: With dead ends: 2014 [2019-10-03 02:08:36,371 INFO L226 Difference]: Without dead ends: 2014 [2019-10-03 02:08:36,371 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:08:36,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2014 states. [2019-10-03 02:08:36,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2014 to 2014. [2019-10-03 02:08:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2014 states. [2019-10-03 02:08:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 2014 states and 2695 transitions. [2019-10-03 02:08:36,442 INFO L78 Accepts]: Start accepts. Automaton has 2014 states and 2695 transitions. Word has length 113 [2019-10-03 02:08:36,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:36,442 INFO L475 AbstractCegarLoop]: Abstraction has 2014 states and 2695 transitions. [2019-10-03 02:08:36,442 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:08:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2695 transitions. [2019-10-03 02:08:36,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-10-03 02:08:36,446 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:36,446 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:08:36,446 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:36,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:36,447 INFO L82 PathProgramCache]: Analyzing trace with hash -299009049, now seen corresponding path program 1 times [2019-10-03 02:08:36,447 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:36,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:36,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:36,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:36,459 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:36,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-03 02:08:36,892 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:36,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:08:36,892 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:36,893 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:08:36,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:08:36,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:08:36,894 INFO L87 Difference]: Start difference. First operand 2014 states and 2695 transitions. Second operand 5 states. [2019-10-03 02:08:37,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:37,165 INFO L93 Difference]: Finished difference Result 4020 states and 5400 transitions. [2019-10-03 02:08:37,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:08:37,165 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2019-10-03 02:08:37,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:37,208 INFO L225 Difference]: With dead ends: 4020 [2019-10-03 02:08:37,209 INFO L226 Difference]: Without dead ends: 4020 [2019-10-03 02:08:37,209 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:08:37,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4020 states. [2019-10-03 02:08:37,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4020 to 3997. [2019-10-03 02:08:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3997 states. [2019-10-03 02:08:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 5368 transitions. [2019-10-03 02:08:37,483 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 5368 transitions. Word has length 114 [2019-10-03 02:08:37,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:37,484 INFO L475 AbstractCegarLoop]: Abstraction has 3997 states and 5368 transitions. [2019-10-03 02:08:37,484 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:08:37,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 5368 transitions. [2019-10-03 02:08:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-10-03 02:08:37,492 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:37,492 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:08:37,493 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:37,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:37,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1672176155, now seen corresponding path program 1 times [2019-10-03 02:08:37,494 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:37,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:37,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:37,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:37,512 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-03 02:08:38,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:38,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:08:38,028 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:38,029 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:08:38,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:08:38,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:08:38,030 INFO L87 Difference]: Start difference. First operand 3997 states and 5368 transitions. Second operand 5 states. [2019-10-03 02:08:38,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:38,296 INFO L93 Difference]: Finished difference Result 8011 states and 10792 transitions. [2019-10-03 02:08:38,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:08:38,297 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2019-10-03 02:08:38,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:38,346 INFO L225 Difference]: With dead ends: 8011 [2019-10-03 02:08:38,346 INFO L226 Difference]: Without dead ends: 8011 [2019-10-03 02:08:38,347 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:08:38,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8011 states. [2019-10-03 02:08:38,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8011 to 7972. [2019-10-03 02:08:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7972 states. [2019-10-03 02:08:38,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7972 states to 7972 states and 10738 transitions. [2019-10-03 02:08:38,655 INFO L78 Accepts]: Start accepts. Automaton has 7972 states and 10738 transitions. Word has length 115 [2019-10-03 02:08:38,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:38,655 INFO L475 AbstractCegarLoop]: Abstraction has 7972 states and 10738 transitions. [2019-10-03 02:08:38,655 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:08:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 7972 states and 10738 transitions. [2019-10-03 02:08:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-03 02:08:38,659 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:38,659 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:08:38,660 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:38,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:38,660 INFO L82 PathProgramCache]: Analyzing trace with hash 881924970, now seen corresponding path program 1 times [2019-10-03 02:08:38,660 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:38,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:38,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:38,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:38,677 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:39,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-03 02:08:39,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:39,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:08:39,327 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:39,327 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:08:39,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:08:39,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:08:39,328 INFO L87 Difference]: Start difference. First operand 7972 states and 10738 transitions. Second operand 5 states. [2019-10-03 02:08:39,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:39,695 INFO L93 Difference]: Finished difference Result 16006 states and 21623 transitions. [2019-10-03 02:08:39,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:08:39,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-03 02:08:39,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:39,836 INFO L225 Difference]: With dead ends: 16006 [2019-10-03 02:08:39,836 INFO L226 Difference]: Without dead ends: 16006 [2019-10-03 02:08:39,838 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:08:39,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16006 states. [2019-10-03 02:08:40,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16006 to 15931. [2019-10-03 02:08:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15931 states. [2019-10-03 02:08:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15931 states to 15931 states and 21525 transitions. [2019-10-03 02:08:40,522 INFO L78 Accepts]: Start accepts. Automaton has 15931 states and 21525 transitions. Word has length 116 [2019-10-03 02:08:40,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:40,523 INFO L475 AbstractCegarLoop]: Abstraction has 15931 states and 21525 transitions. [2019-10-03 02:08:40,523 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:08:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 15931 states and 21525 transitions. [2019-10-03 02:08:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-03 02:08:40,527 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:40,528 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:08:40,528 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:40,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:40,528 INFO L82 PathProgramCache]: Analyzing trace with hash 627289672, now seen corresponding path program 1 times [2019-10-03 02:08:40,529 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:40,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:40,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:40,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:40,540 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-03 02:08:40,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:08:40,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:08:40,948 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:40,948 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:08:40,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:08:40,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:08:40,950 INFO L87 Difference]: Start difference. First operand 15931 states and 21525 transitions. Second operand 5 states. [2019-10-03 02:08:41,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:41,355 INFO L93 Difference]: Finished difference Result 30798 states and 41675 transitions. [2019-10-03 02:08:41,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:08:41,356 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 117 [2019-10-03 02:08:41,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:41,553 INFO L225 Difference]: With dead ends: 30798 [2019-10-03 02:08:41,554 INFO L226 Difference]: Without dead ends: 30798 [2019-10-03 02:08:41,554 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:08:41,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30798 states. [2019-10-03 02:08:43,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30798 to 30657. [2019-10-03 02:08:43,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30657 states. [2019-10-03 02:08:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30657 states to 30657 states and 41501 transitions. [2019-10-03 02:08:43,839 INFO L78 Accepts]: Start accepts. Automaton has 30657 states and 41501 transitions. Word has length 117 [2019-10-03 02:08:43,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:43,839 INFO L475 AbstractCegarLoop]: Abstraction has 30657 states and 41501 transitions. [2019-10-03 02:08:43,840 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:08:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 30657 states and 41501 transitions. [2019-10-03 02:08:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-03 02:08:43,846 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:08:43,848 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-03 02:08:43,848 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:08:43,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:43,849 INFO L82 PathProgramCache]: Analyzing trace with hash 951171853, now seen corresponding path program 1 times [2019-10-03 02:08:43,849 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:08:43,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:43,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:08:43,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:08:43,866 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:08:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:08:44,516 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-10-03 02:08:44,517 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:08:44,517 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:08:44,518 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 131 with the following transitions: [2019-10-03 02:08:44,521 INFO L207 CegarAbsIntRunner]: [80], [138], [144], [145], [152], [153], [162], [164], [165], [469], [605], [608], [614], [616], [619], [623], [629], [636], [643], [647], [775], [776], [999], [1001], [1004], [1008], [1011], [1471], [1638], [1641], [1758], [1759], [1760], [1762], [1763], [1834], [1836], [1838], [1840], [1842], [1844], [1909], [1912], [1915], [2113], [2116], [2119], [2122], [2138], [2140], [2141], [2765], [2767], [2776], [2846], [2849], [2850], [2853], [2855], [2888], [2911], [2912], [2994], [2995], [3063], [3089], [3090], [3221], [3222], [3223], [3224], [3227], [3228], [3235], [3337], [3338], [3339], [3555], [3581], [3582], [3599], [3600], [3601], [3602], [3603], [3604], [3605], [3606], [3615], [3616], [3661], [3883], [3884], [3887], [3909], [3910], [3911], [3912], [3913], [3914], [3983], [3984], [3985] [2019-10-03 02:08:44,585 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:08:44,585 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:08:45,211 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:08:45,213 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 671 root evaluator evaluations with a maximum evaluation depth of 0. Performed 671 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1270 variables. [2019-10-03 02:08:45,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:08:45,218 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:08:45,369 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:08:45,369 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:08:45,376 INFO L420 sIntCurrentIteration]: We unified 129 AI predicates to 129 [2019-10-03 02:08:45,377 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:08:45,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:08:45,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2019-10-03 02:08:45,378 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:08:45,379 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:08:45,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:08:45,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:08:45,380 INFO L87 Difference]: Start difference. First operand 30657 states and 41501 transitions. Second operand 2 states. [2019-10-03 02:08:45,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:08:45,380 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:08:45,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:08:45,380 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 130 [2019-10-03 02:08:45,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:08:45,381 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:08:45,381 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:08:45,381 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:08:45,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:08:45,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:08:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:08:45,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:08:45,383 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 130 [2019-10-03 02:08:45,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:08:45,383 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:08:45,383 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:08:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:08:45,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:08:45,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:08:45 BoogieIcfgContainer [2019-10-03 02:08:45,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:08:45,392 INFO L168 Benchmark]: Toolchain (without parser) took 44407.89 ms. Allocated memory was 131.6 MB in the beginning and 1.1 GB in the end (delta: 998.2 MB). Free memory was 73.7 MB in the beginning and 590.1 MB in the end (delta: -516.5 MB). Peak memory consumption was 481.8 MB. Max. memory is 7.1 GB. [2019-10-03 02:08:45,393 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 02:08:45,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3725.39 ms. Allocated memory was 131.6 MB in the beginning and 281.5 MB in the end (delta: 149.9 MB). Free memory was 73.3 MB in the beginning and 131.5 MB in the end (delta: -58.2 MB). Peak memory consumption was 121.4 MB. Max. memory is 7.1 GB. [2019-10-03 02:08:45,395 INFO L168 Benchmark]: Boogie Preprocessor took 434.24 ms. Allocated memory is still 281.5 MB. Free memory was 131.5 MB in the beginning and 96.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:08:45,396 INFO L168 Benchmark]: RCFGBuilder took 16897.94 ms. Allocated memory was 281.5 MB in the beginning and 907.5 MB in the end (delta: 626.0 MB). Free memory was 96.5 MB in the beginning and 468.6 MB in the end (delta: -372.1 MB). Peak memory consumption was 603.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:08:45,398 INFO L168 Benchmark]: TraceAbstraction took 23345.52 ms. Allocated memory was 907.5 MB in the beginning and 1.1 GB in the end (delta: 222.3 MB). Free memory was 468.6 MB in the beginning and 590.1 MB in the end (delta: -121.6 MB). Peak memory consumption was 100.7 MB. Max. memory is 7.1 GB. [2019-10-03 02:08:45,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3725.39 ms. Allocated memory was 131.6 MB in the beginning and 281.5 MB in the end (delta: 149.9 MB). Free memory was 73.3 MB in the beginning and 131.5 MB in the end (delta: -58.2 MB). Peak memory consumption was 121.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 434.24 ms. Allocated memory is still 281.5 MB. Free memory was 131.5 MB in the beginning and 96.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 16897.94 ms. Allocated memory was 281.5 MB in the beginning and 907.5 MB in the end (delta: 626.0 MB). Free memory was 96.5 MB in the beginning and 468.6 MB in the end (delta: -372.1 MB). Peak memory consumption was 603.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23345.52 ms. Allocated memory was 907.5 MB in the beginning and 1.1 GB in the end (delta: 222.3 MB). Free memory was 468.6 MB in the beginning and 590.1 MB in the end (delta: -121.6 MB). Peak memory consumption was 100.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9462]: 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 201 procedures, 1786 locations, 1 error locations. SAFE Result, 23.2s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 13.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13418 SDtfs, 8343 SDslu, 27141 SDs, 0 SdLazy, 138 SolverSat, 25 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 10.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 177 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30657occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 6.666666666666667 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 290 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 860 NumberOfCodeBlocks, 860 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 852 ConstructedInterpolants, 0 QuantifiedInterpolants, 134173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 331/335 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...