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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 22:17:29,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 22:17:29,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 22:17:29,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 22:17:29,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 22:17:29,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 22:17:29,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 22:17:29,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 22:17:29,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 22:17:29,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 22:17:29,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 22:17:29,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 22:17:29,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 22:17:29,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 22:17:29,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 22:17:29,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 22:17:29,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 22:17:29,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 22:17:29,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 22:17:29,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 22:17:29,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 22:17:29,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 22:17:29,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 22:17:29,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 22:17:29,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 22:17:29,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 22:17:29,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 22:17:29,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 22:17:29,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 22:17:29,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 22:17:29,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 22:17:29,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 22:17:29,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 22:17:29,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 22:17:29,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 22:17:29,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 22:17:29,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 22:17:29,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 22:17:29,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 22:17:29,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 22:17:29,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 22:17:29,617 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 [2019-10-14 22:17:29,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 22:17:29,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 22:17:29,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 22:17:29,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 22:17:29,633 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 22:17:29,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 22:17:29,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 22:17:29,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 22:17:29,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 22:17:29,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 22:17:29,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 22:17:29,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 22:17:29,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 22:17:29,635 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 22:17:29,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 22:17:29,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 22:17:29,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 22:17:29,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 22:17:29,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 22:17:29,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 22:17:29,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 22:17:29,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 22:17:29,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 22:17:29,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 22:17:29,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 22:17:29,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 22:17:29,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 22:17:29,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 22:17:29,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 22:17:29,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 22:17:29,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 22:17:29,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 22:17:29,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 22:17:29,954 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 22:17:29,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2019-10-14 22:17:30,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dca75fe6d/8bde9439bf4944fdabdbc6f4bc46972d/FLAG0d98242e6 [2019-10-14 22:17:30,730 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 22:17:30,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2019-10-14 22:17:30,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dca75fe6d/8bde9439bf4944fdabdbc6f4bc46972d/FLAG0d98242e6 [2019-10-14 22:17:30,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dca75fe6d/8bde9439bf4944fdabdbc6f4bc46972d [2019-10-14 22:17:30,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 22:17:30,911 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 22:17:30,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 22:17:30,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 22:17:30,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 22:17:30,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:17:30" (1/1) ... [2019-10-14 22:17:30,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2b4d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:30, skipping insertion in model container [2019-10-14 22:17:30,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:17:30" (1/1) ... [2019-10-14 22:17:30,928 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 22:17:31,027 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 22:17:32,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:17:32,258 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 22:17:32,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:17:32,585 INFO L192 MainTranslator]: Completed translation [2019-10-14 22:17:32,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32 WrapperNode [2019-10-14 22:17:32,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 22:17:32,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 22:17:32,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 22:17:32,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 22:17:32,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (1/1) ... [2019-10-14 22:17:32,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 22:17:32,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 22:17:32,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 22:17:32,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 22:17:32,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (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 [2019-10-14 22:17:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 22:17:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 22:17:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-14 22:17:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-14 22:17:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 22:17:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 22:17:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 22:17:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 22:17:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-14 22:17:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-14 22:17:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_modify_write_reg [2019-10-14 22:17:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_save_reg_conf [2019-10-14 22:17:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_restore_reg_conf [2019-10-14 22:17:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom [2019-10-14 22:17:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom [2019-10-14 22:17:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom_val [2019-10-14 22:17:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom_val [2019-10-14 22:17:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_gbe_serial_rom_conf [2019-10-14 22:17:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_gbe_serial_rom_conf_mp [2019-10-14 22:17:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_gbe_mac_addr [2019-10-14 22:17:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_gbe_mac_addr [2019-10-14 22:17:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_bin_read [2019-10-14 22:17:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_bin_write [2019-10-14 22:17:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pch_mac [2019-10-14 22:17:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pch_mac [2019-10-14 22:17:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_probe [2019-10-14 22:17:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_remove [2019-10-14 22:17:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_suspend [2019-10-14 22:17:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_resume [2019-10-14 22:17:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_driver_init [2019-10-14 22:17:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_driver_exit [2019-10-14 22:17:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 22:17:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-14 22:17:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-14 22:17:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-14 22:17:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-14 22:17:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-14 22:17:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_6 [2019-10-14 22:17:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-14 22:17:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2019-10-14 22:17:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_9 [2019-10-14 22:17:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-14 22:17:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-14 22:17:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 22:17:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-14 22:17:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-14 22:17:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-14 22:17:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-14 22:17:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-14 22:17:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-14 22:17:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-14 22:17:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-14 22:17:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-14 22:17:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-14 22:17:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-14 22:17:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-14 22:17:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-14 22:17:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-14 22:17:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-14 22:17:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-14 22:17:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2019-10-14 22:17:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pch_phub_mutex [2019-10-14 22:17:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pch_phub_mutex [2019-10-14 22:17:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pch_phub_mutex [2019-10-14 22:17:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pch_phub_mutex [2019-10-14 22:17:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pch_phub_mutex [2019-10-14 22:17:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pch_phub_mutex [2019-10-14 22:17:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 22:17:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 22:17:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-14 22:17:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-14 22:17:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-14 22:17:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-14 22:17:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-14 22:17:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-14 22:17:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2019-10-14 22:17:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-14 22:17:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-14 22:17:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-14 22:17:33,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pch_bin_attr_probe_2 [2019-10-14 22:17:33,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pch_bin_attr_release_2 [2019-10-14 22:17:33,071 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-14 22:17:33,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-14 22:17:33,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-14 22:17:33,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-14 22:17:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-14 22:17:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-14 22:17:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-14 22:17:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-14 22:17:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-14 22:17:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-14 22:17:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2019-10-14 22:17:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-14 22:17:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-14 22:17:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-14 22:17:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-14 22:17:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-14 22:17:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2019-10-14 22:17:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-14 22:17:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2019-10-14 22:17:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2019-10-14 22:17:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2019-10-14 22:17:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_file [2019-10-14 22:17:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 22:17:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 22:17:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 22:17:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-14 22:17:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-14 22:17:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-14 22:17:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-14 22:17:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-10-14 22:17:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-14 22:17:33,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-14 22:17:33,084 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-14 22:17:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-14 22:17:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-14 22:17:33,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-14 22:17:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2019-10-14 22:17:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-14 22:17:33,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-14 22:17:33,087 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-14 22:17:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_6 [2019-10-14 22:17:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_9 [2019-10-14 22:17:33,088 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-14 22:17:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-14 22:17:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-14 22:17:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-14 22:17:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-14 22:17:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-14 22:17:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-14 22:17:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-14 22:17:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2019-10-14 22:17:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pch_phub_mutex [2019-10-14 22:17:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 22:17:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-14 22:17:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-14 22:17:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-14 22:17:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-14 22:17:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-14 22:17:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2019-10-14 22:17:33,099 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_file [2019-10-14 22:17:33,099 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2019-10-14 22:17:33,099 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2019-10-14 22:17:33,100 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-14 22:17:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-14 22:17:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-14 22:17:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-14 22:17:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-14 22:17:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2019-10-14 22:17:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2019-10-14 22:17:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-14 22:17:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-14 22:17:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-14 22:17:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-14 22:17:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-14 22:17:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-14 22:17:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-14 22:17:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-14 22:17:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-14 22:17:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-14 22:17:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 22:17:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 22:17:33,113 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 22:17:33,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-14 22:17:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 22:17:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 22:17:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 22:17:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 22:17:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 22:17:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-14 22:17:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-14 22:17:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-14 22:17:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2019-10-14 22:17:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 22:17:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_modify_write_reg [2019-10-14 22:17:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 22:17:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_save_reg_conf [2019-10-14 22:17:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 22:17:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 22:17:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 22:17:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 22:17:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_restore_reg_conf [2019-10-14 22:17:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom [2019-10-14 22:17:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom [2019-10-14 22:17:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom_val [2019-10-14 22:17:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom_val [2019-10-14 22:17:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_gbe_serial_rom_conf [2019-10-14 22:17:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_gbe_serial_rom_conf_mp [2019-10-14 22:17:33,118 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_gbe_mac_addr [2019-10-14 22:17:33,118 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_gbe_mac_addr [2019-10-14 22:17:33,118 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_bin_read [2019-10-14 22:17:33,118 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_bin_write [2019-10-14 22:17:33,118 INFO L130 BoogieDeclarations]: Found specification of procedure show_pch_mac [2019-10-14 22:17:33,118 INFO L130 BoogieDeclarations]: Found specification of procedure store_pch_mac [2019-10-14 22:17:33,119 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_probe [2019-10-14 22:17:33,119 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_remove [2019-10-14 22:17:33,119 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_suspend [2019-10-14 22:17:33,119 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_resume [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_driver_init [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_driver_exit [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pch_bin_attr_release_2 [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pch_bin_attr_probe_2 [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 22:17:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-14 22:17:33,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-14 22:17:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-14 22:17:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-14 22:17:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-14 22:17:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pch_phub_mutex [2019-10-14 22:17:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pch_phub_mutex [2019-10-14 22:17:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pch_phub_mutex [2019-10-14 22:17:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pch_phub_mutex [2019-10-14 22:17:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pch_phub_mutex [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 22:17:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 22:17:33,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 22:17:36,541 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 22:17:36,541 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 22:17:36,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:17:36 BoogieIcfgContainer [2019-10-14 22:17:36,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 22:17:36,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 22:17:36,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 22:17:36,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 22:17:36,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:17:30" (1/3) ... [2019-10-14 22:17:36,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1a517c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:17:36, skipping insertion in model container [2019-10-14 22:17:36,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:17:32" (2/3) ... [2019-10-14 22:17:36,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1a517c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:17:36, skipping insertion in model container [2019-10-14 22:17:36,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:17:36" (3/3) ... [2019-10-14 22:17:36,553 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2019-10-14 22:17:36,565 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 22:17:36,578 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 22:17:36,592 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 22:17:36,640 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 22:17:36,640 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 22:17:36,640 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 22:17:36,640 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 22:17:36,640 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 22:17:36,640 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 22:17:36,640 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 22:17:36,641 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 22:17:36,687 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states. [2019-10-14 22:17:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-14 22:17:36,702 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 22:17:36,703 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 22:17:36,707 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 22:17:36,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 22:17:36,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1012892836, now seen corresponding path program 1 times [2019-10-14 22:17:36,722 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 22:17:36,722 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909334029] [2019-10-14 22:17:36,723 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:17:36,723 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:17:36,723 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 22:17:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:17:39,320 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 577 [2019-10-14 22:17:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:17:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:17:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:17:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:17:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 22:17:39,461 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909334029] [2019-10-14 22:17:39,461 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 22:17:39,462 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 22:17:39,462 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194975586] [2019-10-14 22:17:39,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 22:17:39,467 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 22:17:39,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 22:17:39,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 22:17:39,483 INFO L87 Difference]: Start difference. First operand 851 states. Second operand 5 states. [2019-10-14 22:17:45,504 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 22:18:09,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 22:18:09,482 INFO L93 Difference]: Finished difference Result 2401 states and 3245 transitions. [2019-10-14 22:18:09,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 22:18:09,489 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-10-14 22:18:09,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 22:18:09,527 INFO L225 Difference]: With dead ends: 2401 [2019-10-14 22:18:09,527 INFO L226 Difference]: Without dead ends: 1633 [2019-10-14 22:18:09,540 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 22:18:09,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2019-10-14 22:18:10,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1485. [2019-10-14 22:18:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1485 states. [2019-10-14 22:18:10,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1485 states and 1972 transitions. [2019-10-14 22:18:10,089 INFO L78 Accepts]: Start accepts. Automaton has 1485 states and 1972 transitions. Word has length 29 [2019-10-14 22:18:10,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 22:18:10,090 INFO L462 AbstractCegarLoop]: Abstraction has 1485 states and 1972 transitions. [2019-10-14 22:18:10,090 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 22:18:10,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1972 transitions. [2019-10-14 22:18:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-14 22:18:10,094 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 22:18:10,094 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 22:18:10,095 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 22:18:10,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 22:18:10,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1357180638, now seen corresponding path program 1 times [2019-10-14 22:18:10,095 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 22:18:10,095 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540246597] [2019-10-14 22:18:10,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:18:10,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:18:10,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 22:18:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat