java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:34:10,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:34:10,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:34:10,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:34:10,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:34:10,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:34:10,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:34:10,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:34:10,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:34:10,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:34:10,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:34:10,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:34:10,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:34:10,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:34:10,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:34:10,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:34:10,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:34:10,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:34:10,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:34:10,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:34:10,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:34:10,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:34:10,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:34:10,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:34:10,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:34:10,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:34:10,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:34:10,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:34:10,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:34:10,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:34:10,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:34:10,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:34:10,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:34:10,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:34:10,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:34:10,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:34:10,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:34:10,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:34:10,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:34:10,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:34:10,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:34:10,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 18:34:10,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:34:10,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:34:10,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:34:10,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:34:10,986 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:34:10,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:34:10,986 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:34:10,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:34:10,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:34:10,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:34:10,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:34:10,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:34:10,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:34:10,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:34:10,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:34:10,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:34:10,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:34:10,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:34:10,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:34:10,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:34:10,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:34:10,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:34:10,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:34:10,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:34:10,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:34:10,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:34:10,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:34:10,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:34:10,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:34:11,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:34:11,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:34:11,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:34:11,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:34:11,298 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:34:11,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2019-10-13 18:34:11,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c96bbc1/e731ff06edc143e2b37e315fb6e2a7dc/FLAG48eae0fbd [2019-10-13 18:34:12,291 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:34:12,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2019-10-13 18:34:12,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c96bbc1/e731ff06edc143e2b37e315fb6e2a7dc/FLAG48eae0fbd [2019-10-13 18:34:12,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8c96bbc1/e731ff06edc143e2b37e315fb6e2a7dc [2019-10-13 18:34:12,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:34:12,758 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:34:12,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:34:12,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:34:12,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:34:12,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:34:12" (1/1) ... [2019-10-13 18:34:12,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b500255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:12, skipping insertion in model container [2019-10-13 18:34:12,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:34:12" (1/1) ... [2019-10-13 18:34:12,779 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:34:12,908 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:34:13,467 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3591] [2019-10-13 18:34:13,468 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3592-3593] [2019-10-13 18:34:14,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:34:15,401 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:34:15,495 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3591] [2019-10-13 18:34:15,496 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3592-3593] [2019-10-13 18:34:15,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:34:16,062 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:34:16,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16 WrapperNode [2019-10-13 18:34:16,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:34:16,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:34:16,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:34:16,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:34:16,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (1/1) ... [2019-10-13 18:34:16,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:34:16,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:34:16,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:34:16,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:34:16,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (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 [2019-10-13 18:34:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:34:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:34:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 18:34:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-13 18:34:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 18:34:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-10-13 18:34:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-10-13 18:34:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2019-10-13 18:34:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-10-13 18:34:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2019-10-13 18:34:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2019-10-13 18:34:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2019-10-13 18:34:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 18:34:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-13 18:34:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:34:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:34:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:34:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:34:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:34:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:34:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:34:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:34:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:34:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-13 18:34:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-13 18:34:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-10-13 18:34:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2019-10-13 18:34:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2019-10-13 18:34:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_cts_enabled [2019-10-13 18:34:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2019-10-13 18:34:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 18:34:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2019-10-13 18:34:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_rts [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_rts [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr_rts [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tx [2019-10-13 18:34:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_interrupt [2019-10-13 18:34:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2019-10-13 18:34:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_setup_board [2019-10-13 18:34:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_activate [2019-10-13 18:34:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2019-10-13 18:34:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_find_port [2019-10-13 18:34:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_open [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_shutdown_port [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_shutdown [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_close [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2019-10-13 18:34:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2019-10-13 18:34:16,601 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2019-10-13 18:34:16,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2019-10-13 18:34:16,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2019-10-13 18:34:16,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2019-10-13 18:34:16,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2019-10-13 18:34:16,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_serial_info [2019-10-13 18:34:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_get_serial_info [2019-10-13 18:34:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2019-10-13 18:34:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2019-10-13 18:34:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2019-10-13 18:34:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2019-10-13 18:34:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_stop [2019-10-13 18:34:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2019-10-13 18:34:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2019-10-13 18:34:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2019-10-13 18:34:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure load_firmware [2019-10-13 18:34:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_probe [2019-10-13 18:34:16,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_remove [2019-10-13 18:34:16,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_init [2019-10-13 18:34:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_exit [2019-10-13 18:34:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_3 [2019-10-13 18:34:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_5 [2019-10-13 18:34:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 18:34:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 18:34:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 18:34:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 18:34:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 18:34:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_2 [2019-10-13 18:34:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:34:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_20 [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_21 [2019-10-13 18:34:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_22 [2019-10-13 18:34:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 18:34:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:34:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 18:34:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 18:34:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 18:34:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 18:34:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 18:34:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-13 18:34:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-13 18:34:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 18:34:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-13 18:34:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 18:34:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 18:34:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-10-13 18:34:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-13 18:34:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-13 18:34:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-13 18:34:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 18:34:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 18:34:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 18:34:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:34:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 18:34:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-13 18:34:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure do_SAK [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_2 [2019-10-13 18:34:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2019-10-13 18:34:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:34:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-10-13 18:34:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2019-10-13 18:34:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 18:34:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-13 18:34:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-13 18:34:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-13 18:34:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-13 18:34:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 18:34:16,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 18:34:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 18:34:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 18:34:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2019-10-13 18:34:16,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2019-10-13 18:34:16,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 18:34:16,629 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 18:34:16,630 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-10-13 18:34:16,630 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-13 18:34:16,630 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-13 18:34:16,630 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 18:34:16,630 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_alloc_xmit_buf [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2019-10-13 18:34:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_free_xmit_buf [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_prepare_flip_string [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-10-13 18:34:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-10-13 18:34:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-10-13 18:34:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-10-13 18:34:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2019-10-13 18:34:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:34:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:34:16,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 18:34:16,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:34:16,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:34:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:34:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:34:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 18:34:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 18:34:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 18:34:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 18:34:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2019-10-13 18:34:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-13 18:34:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-10-13 18:34:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2019-10-13 18:34:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2019-10-13 18:34:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 18:34:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:34:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:34:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_3 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_5 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 18:34:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_2 [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-13 18:34:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:34:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure do_SAK [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-10-13 18:34:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2019-10-13 18:34:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_alloc_xmit_buf [2019-10-13 18:34:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_free_xmit_buf [2019-10-13 18:34:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2019-10-13 18:34:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_cts_enabled [2019-10-13 18:34:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-13 18:34:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-10-13 18:34:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-10-13 18:34:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-10-13 18:34:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2019-10-13 18:34:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_prepare_flip_string [2019-10-13 18:34:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-13 18:34:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_20 [2019-10-13 18:34:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_21 [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_22 [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 18:34:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 18:34:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_probe [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_remove [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tx [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2019-10-13 18:34:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure raise_rts [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure drop_rts [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr_rts [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_interrupt [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2019-10-13 18:34:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_setup_board [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_activate [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_find_port [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_open [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_shutdown_port [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_shutdown [2019-10-13 18:34:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_close [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2019-10-13 18:34:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_serial_info [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_get_serial_info [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2019-10-13 18:34:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_stop [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure load_firmware [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_init [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_exit [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_2 [2019-10-13 18:34:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 18:34:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:34:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:34:16,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:34:16,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:34:18,443 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:34:31,768 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:34:31,769 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 18:34:31,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:34:31 BoogieIcfgContainer [2019-10-13 18:34:31,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:34:31,773 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:34:31,773 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:34:31,776 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:34:31,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:34:12" (1/3) ... [2019-10-13 18:34:31,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e3b91d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:34:31, skipping insertion in model container [2019-10-13 18:34:31,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:16" (2/3) ... [2019-10-13 18:34:31,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e3b91d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:34:31, skipping insertion in model container [2019-10-13 18:34:31,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:34:31" (3/3) ... [2019-10-13 18:34:31,781 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2019-10-13 18:34:31,790 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:34:31,802 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:34:31,811 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:34:31,847 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:34:31,847 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:34:31,848 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:34:31,848 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:34:31,848 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:34:31,848 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:34:31,848 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:34:31,848 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:34:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states. [2019-10-13 18:34:31,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-13 18:34:31,939 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:34:31,940 INFO L380 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 18:34:31,942 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:34:31,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:34:31,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1462961558, now seen corresponding path program 1 times [2019-10-13 18:34:31,956 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:34:31,957 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199922579] [2019-10-13 18:34:31,957 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:31,957 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:31,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:34:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,161 WARN L191 SmtUtils]: Spent 3.27 s on a formula simplification that was a NOOP. DAG size: 772 [2019-10-13 18:34:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:37,011 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-10-13 18:34:37,012 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199922579] [2019-10-13 18:34:37,013 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49083587] [2019-10-13 18:34:37,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 18:34:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:38,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 4020 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-13 18:34:38,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 18:34:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-13 18:34:38,165 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 18:34:38,165 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 9 [2019-10-13 18:34:38,165 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123228484] [2019-10-13 18:34:38,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 18:34:38,173 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:34:38,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 18:34:38,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 18:34:38,190 INFO L87 Difference]: Start difference. First operand 1655 states. Second operand 3 states. [2019-10-13 18:34:38,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 18:34:38,426 INFO L93 Difference]: Finished difference Result 3246 states and 4553 transitions. [2019-10-13 18:34:38,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 18:34:38,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2019-10-13 18:34:38,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 18:34:38,461 INFO L225 Difference]: With dead ends: 3246 [2019-10-13 18:34:38,461 INFO L226 Difference]: Without dead ends: 1597 [2019-10-13 18:34:38,474 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 18:34:38,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1597 states. [2019-10-13 18:34:38,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1597 to 1596. [2019-10-13 18:34:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1596 states. [2019-10-13 18:34:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1596 states and 2210 transitions. [2019-10-13 18:34:38,634 INFO L78 Accepts]: Start accepts. Automaton has 1596 states and 2210 transitions. Word has length 256 [2019-10-13 18:34:38,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 18:34:38,637 INFO L462 AbstractCegarLoop]: Abstraction has 1596 states and 2210 transitions. [2019-10-13 18:34:38,637 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 18:34:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2210 transitions. [2019-10-13 18:34:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-10-13 18:34:38,651 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:34:38,651 INFO L380 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 18:34:38,866 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 18:34:38,867 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:34:38,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:34:38,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1437110304, now seen corresponding path program 1 times [2019-10-13 18:34:38,868 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:34:38,868 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440662018] [2019-10-13 18:34:38,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:38,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:38,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:34:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,522 WARN L191 SmtUtils]: Spent 3.37 s on a formula simplification that was a NOOP. DAG size: 772 [2019-10-13 18:34:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:43,071 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-10-13 18:34:43,071 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440662018] [2019-10-13 18:34:43,071 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:34:43,072 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 18:34:43,072 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164834960] [2019-10-13 18:34:43,073 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 18:34:43,073 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:34:43,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 18:34:43,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-13 18:34:43,074 INFO L87 Difference]: Start difference. First operand 1596 states and 2210 transitions. Second operand 8 states.