java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 23:27:18,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 23:27:18,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 23:27:18,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 23:27:18,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 23:27:18,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 23:27:18,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 23:27:18,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 23:27:18,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 23:27:18,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 23:27:18,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 23:27:18,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 23:27:18,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 23:27:18,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 23:27:18,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 23:27:18,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 23:27:18,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 23:27:18,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 23:27:18,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 23:27:18,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 23:27:18,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 23:27:18,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 23:27:18,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 23:27:18,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 23:27:18,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 23:27:18,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 23:27:18,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 23:27:18,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 23:27:18,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 23:27:18,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 23:27:18,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 23:27:18,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 23:27:18,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 23:27:18,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 23:27:18,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 23:27:18,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 23:27:18,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 23:27:18,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 23:27:18,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 23:27:18,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 23:27:18,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 23:27:18,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-02 23:27:18,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 23:27:18,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 23:27:18,846 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-02 23:27:18,846 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-02 23:27:18,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-02 23:27:18,847 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-02 23:27:18,847 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-02 23:27:18,848 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-02 23:27:18,848 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-02 23:27:18,848 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-02 23:27:18,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 23:27:18,849 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 23:27:18,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 23:27:18,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 23:27:18,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 23:27:18,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 23:27:18,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 23:27:18,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 23:27:18,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 23:27:18,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 23:27:18,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 23:27:18,852 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-02 23:27:18,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 23:27:18,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:27:18,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 23:27:18,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 23:27:18,853 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-02 23:27:18,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 23:27:18,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 23:27:18,853 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-02 23:27:18,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 23:27:18,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 23:27:18,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 23:27:18,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 23:27:18,912 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 23:27:18,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-10-02 23:27:18,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471f23c45/f425a0e5ac8243acb3ac85c5b6934b5c/FLAGdc7942d56 [2019-10-02 23:27:20,009 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 23:27:20,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-10-02 23:27:20,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471f23c45/f425a0e5ac8243acb3ac85c5b6934b5c/FLAGdc7942d56 [2019-10-02 23:27:20,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471f23c45/f425a0e5ac8243acb3ac85c5b6934b5c [2019-10-02 23:27:20,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 23:27:20,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 23:27:20,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 23:27:20,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 23:27:20,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 23:27:20,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:27:20" (1/1) ... [2019-10-02 23:27:20,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21629b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:20, skipping insertion in model container [2019-10-02 23:27:20,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:27:20" (1/1) ... [2019-10-02 23:27:20,418 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 23:27:20,519 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 23:27:22,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:27:22,115 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 23:27:22,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:27:22,579 INFO L192 MainTranslator]: Completed translation [2019-10-02 23:27:22,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22 WrapperNode [2019-10-02 23:27:22,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 23:27:22,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 23:27:22,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 23:27:22,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 23:27:22,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (1/1) ... [2019-10-02 23:27:22,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 23:27:22,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 23:27:22,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 23:27:22,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 23:27:22,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (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 [2019-10-02 23:27:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 23:27:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 23:27:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-02 23:27:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-02 23:27:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-10-02 23:27:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-02 23:27:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-02 23:27:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 23:27:22,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 23:27:22,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 23:27:22,963 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 23:27:22,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-02 23:27:22,964 INFO L138 BoogieDeclarations]: Found implementation of procedure opstate_init [2019-10-02 23:27:22,964 INFO L138 BoogieDeclarations]: Found implementation of procedure get_err_from_table [2019-10-02 23:27:22,964 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_process_error_global [2019-10-02 23:27:22,964 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_process_fbd_error [2019-10-02 23:27:22,964 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_check_error [2019-10-02 23:27:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_clear_error [2019-10-02 23:27:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_enable_error_reporting [2019-10-02 23:27:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_mtr [2019-10-02 23:27:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure print_dimm_size [2019-10-02 23:27:22,965 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init_csrows [2019-10-02 23:27:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_mir [2019-10-02 23:27:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_get_mc_regs [2019-10-02 23:27:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_put_devices [2019-10-02 23:27:22,966 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_get_devices [2019-10-02 23:27:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init_one [2019-10-02 23:27:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_remove_one [2019-10-02 23:27:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init [2019-10-02 23:27:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_exit [2019-10-02 23:27:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 23:27:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-02 23:27:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-02 23:27:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-02 23:27:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-02 23:27:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-02 23:27:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-02 23:27:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-02 23:27:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 23:27:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 23:27:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 23:27:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:27:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:27:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-02 23:27:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-02 23:27:22,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:27:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-02 23:27:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-02 23:27:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:27:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:27:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:27:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:27:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:27:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:27:22,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:27:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 23:27:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 23:27:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 23:27:22,975 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_add_mc [2019-10-02 23:27:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_alloc [2019-10-02 23:27:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_del_mc [2019-10-02 23:27:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_free [2019-10-02 23:27:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_handle_error [2019-10-02 23:27:22,976 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_pci_create_generic_ctl [2019-10-02 23:27:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_pci_release_generic_ctl [2019-10-02 23:27:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-02 23:27:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-02 23:27:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-02 23:27:22,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 23:27:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-02 23:27:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-10-02 23:27:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-02 23:27:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2019-10-02 23:27:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 23:27:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-10-02 23:27:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 23:27:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 23:27:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 23:27:22,980 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 23:27:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 23:27:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 23:27:22,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 23:27:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-02 23:27:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 23:27:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-02 23:27:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-02 23:27:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-02 23:27:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 23:27:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-02 23:27:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-02 23:27:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-02 23:27:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-02 23:27:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-02 23:27:22,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-02 23:27:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-02 23:27:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-02 23:27:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-02 23:27:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:27:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:27:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:27:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 23:27:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-02 23:27:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 23:27:22,988 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-02 23:27:22,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2019-10-02 23:27:22,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-10-02 23:27:22,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-10-02 23:27:22,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-02 23:27:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-02 23:27:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-10-02 23:27:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 23:27:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-02 23:27:22,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-02 23:27:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 23:27:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 23:27:22,990 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 23:27:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 23:27:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 23:27:22,991 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 23:27:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 23:27:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 23:27:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 23:27:22,992 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 23:27:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 23:27:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-02 23:27:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure opstate_init [2019-10-02 23:27:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_alloc [2019-10-02 23:27:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_add_mc [2019-10-02 23:27:22,995 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_free [2019-10-02 23:27:22,996 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_del_mc [2019-10-02 23:27:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_handle_error [2019-10-02 23:27:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure edac_pci_create_generic_ctl [2019-10-02 23:27:22,997 INFO L130 BoogieDeclarations]: Found specification of procedure edac_pci_release_generic_ctl [2019-10-02 23:27:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure get_err_from_table [2019-10-02 23:27:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_process_error_global [2019-10-02 23:27:22,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 23:27:23,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 23:27:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_process_fbd_error [2019-10-02 23:27:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_check_error [2019-10-02 23:27:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_clear_error [2019-10-02 23:27:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_enable_error_reporting [2019-10-02 23:27:23,002 INFO L130 BoogieDeclarations]: Found specification of procedure decode_mtr [2019-10-02 23:27:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure print_dimm_size [2019-10-02 23:27:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init_csrows [2019-10-02 23:27:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure decode_mir [2019-10-02 23:27:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_get_mc_regs [2019-10-02 23:27:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_put_devices [2019-10-02 23:27:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_get_devices [2019-10-02 23:27:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 23:27:23,004 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init_one [2019-10-02 23:27:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_remove_one [2019-10-02 23:27:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init [2019-10-02 23:27:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_exit [2019-10-02 23:27:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 23:27:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 23:27:23,005 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 23:27:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 23:27:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 23:27:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-02 23:27:23,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:27:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:27:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-02 23:27:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:27:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-02 23:27:23,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:27:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:27:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:27:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:27:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 23:27:23,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 23:27:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 23:27:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 23:27:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 23:27:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 23:27:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 23:27:23,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 23:27:33,652 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 23:27:33,653 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 23:27:33,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:27:33 BoogieIcfgContainer [2019-10-02 23:27:33,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 23:27:33,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 23:27:33,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 23:27:33,664 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 23:27:33,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:27:20" (1/3) ... [2019-10-02 23:27:33,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478b8cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:27:33, skipping insertion in model container [2019-10-02 23:27:33,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:27:22" (2/3) ... [2019-10-02 23:27:33,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478b8cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:27:33, skipping insertion in model container [2019-10-02 23:27:33,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:27:33" (3/3) ... [2019-10-02 23:27:33,672 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-10-02 23:27:33,686 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 23:27:33,702 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 23:27:33,725 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 23:27:33,760 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 23:27:33,760 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-02 23:27:33,760 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 23:27:33,760 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 23:27:33,761 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 23:27:33,761 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 23:27:33,761 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 23:27:33,761 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 23:27:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states. [2019-10-02 23:27:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-02 23:27:33,813 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:27:33,815 INFO L411 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] [2019-10-02 23:27:33,819 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:27:33,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:27:33,827 INFO L82 PathProgramCache]: Analyzing trace with hash -965023468, now seen corresponding path program 1 times [2019-10-02 23:27:33,829 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:27:33,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:33,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:27:33,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:33,960 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:27:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:27:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:27:34,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:27:34,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:27:34,966 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:27:34,975 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:27:34,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:27:34,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:35,000 INFO L87 Difference]: Start difference. First operand 651 states. Second operand 3 states. [2019-10-02 23:27:38,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:27:38,849 INFO L93 Difference]: Finished difference Result 859 states and 1146 transitions. [2019-10-02 23:27:38,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:27:38,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-10-02 23:27:38,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:27:38,894 INFO L225 Difference]: With dead ends: 859 [2019-10-02 23:27:38,895 INFO L226 Difference]: Without dead ends: 852 [2019-10-02 23:27:38,901 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:38,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2019-10-02 23:27:39,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 852. [2019-10-02 23:27:39,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 852 states. [2019-10-02 23:27:39,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1139 transitions. [2019-10-02 23:27:39,042 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1139 transitions. Word has length 30 [2019-10-02 23:27:39,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:27:39,043 INFO L475 AbstractCegarLoop]: Abstraction has 852 states and 1139 transitions. [2019-10-02 23:27:39,043 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:27:39,043 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1139 transitions. [2019-10-02 23:27:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-02 23:27:39,047 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:27:39,047 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:27:39,048 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:27:39,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:27:39,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1857391625, now seen corresponding path program 1 times [2019-10-02 23:27:39,049 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:27:39,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:39,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:27:39,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:39,060 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:27:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:27:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:27:39,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:27:39,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 23:27:39,605 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:27:39,607 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 23:27:39,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 23:27:39,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 23:27:39,612 INFO L87 Difference]: Start difference. First operand 852 states and 1139 transitions. Second operand 6 states. [2019-10-02 23:27:41,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:27:41,086 INFO L93 Difference]: Finished difference Result 866 states and 1153 transitions. [2019-10-02 23:27:41,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 23:27:41,086 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2019-10-02 23:27:41,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:27:41,094 INFO L225 Difference]: With dead ends: 866 [2019-10-02 23:27:41,094 INFO L226 Difference]: Without dead ends: 866 [2019-10-02 23:27:41,095 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-10-02 23:27:41,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2019-10-02 23:27:41,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 857. [2019-10-02 23:27:41,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 857 states. [2019-10-02 23:27:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1143 transitions. [2019-10-02 23:27:41,163 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1143 transitions. Word has length 44 [2019-10-02 23:27:41,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:27:41,164 INFO L475 AbstractCegarLoop]: Abstraction has 857 states and 1143 transitions. [2019-10-02 23:27:41,164 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 23:27:41,164 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1143 transitions. [2019-10-02 23:27:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-02 23:27:41,167 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:27:41,167 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:27:41,168 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:27:41,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:27:41,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1679252791, now seen corresponding path program 1 times [2019-10-02 23:27:41,168 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:27:41,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:41,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:27:41,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:41,181 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:27:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:27:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:27:41,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:27:41,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:27:41,505 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:27:41,506 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:27:41,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:27:41,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:41,507 INFO L87 Difference]: Start difference. First operand 857 states and 1143 transitions. Second operand 3 states. [2019-10-02 23:27:44,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:27:44,895 INFO L93 Difference]: Finished difference Result 856 states and 1141 transitions. [2019-10-02 23:27:44,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:27:44,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-10-02 23:27:44,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:27:44,907 INFO L225 Difference]: With dead ends: 856 [2019-10-02 23:27:44,907 INFO L226 Difference]: Without dead ends: 856 [2019-10-02 23:27:44,908 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:44,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2019-10-02 23:27:44,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2019-10-02 23:27:44,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2019-10-02 23:27:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1141 transitions. [2019-10-02 23:27:44,966 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1141 transitions. Word has length 44 [2019-10-02 23:27:44,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:27:44,967 INFO L475 AbstractCegarLoop]: Abstraction has 856 states and 1141 transitions. [2019-10-02 23:27:44,967 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:27:44,967 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1141 transitions. [2019-10-02 23:27:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-02 23:27:44,979 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:27:44,980 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:27:44,980 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:27:44,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:27:44,981 INFO L82 PathProgramCache]: Analyzing trace with hash -517651619, now seen corresponding path program 1 times [2019-10-02 23:27:44,981 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:27:44,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:44,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:27:44,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:44,992 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:27:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:27:45,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:27:45,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:27:45,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:27:45,285 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:27:45,286 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:27:45,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:27:45,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:45,287 INFO L87 Difference]: Start difference. First operand 856 states and 1141 transitions. Second operand 3 states. [2019-10-02 23:27:48,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:27:48,179 INFO L93 Difference]: Finished difference Result 855 states and 1139 transitions. [2019-10-02 23:27:48,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:27:48,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-10-02 23:27:48,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:27:48,186 INFO L225 Difference]: With dead ends: 855 [2019-10-02 23:27:48,186 INFO L226 Difference]: Without dead ends: 855 [2019-10-02 23:27:48,187 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:48,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2019-10-02 23:27:48,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 855. [2019-10-02 23:27:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2019-10-02 23:27:48,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 1139 transitions. [2019-10-02 23:27:48,223 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 1139 transitions. Word has length 45 [2019-10-02 23:27:48,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:27:48,223 INFO L475 AbstractCegarLoop]: Abstraction has 855 states and 1139 transitions. [2019-10-02 23:27:48,224 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:27:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1139 transitions. [2019-10-02 23:27:48,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-02 23:27:48,226 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:27:48,226 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:27:48,226 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:27:48,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:27:48,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1132251212, now seen corresponding path program 1 times [2019-10-02 23:27:48,227 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:27:48,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:48,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:27:48,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:27:48,237 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:27:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:27:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:27:48,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:27:48,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:27:48,532 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:27:48,532 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:27:48,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:27:48,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:48,533 INFO L87 Difference]: Start difference. First operand 855 states and 1139 transitions. Second operand 3 states. [2019-10-02 23:27:51,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:27:51,282 INFO L93 Difference]: Finished difference Result 852 states and 1136 transitions. [2019-10-02 23:27:51,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:27:51,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-02 23:27:51,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:27:51,590 INFO L225 Difference]: With dead ends: 852 [2019-10-02 23:27:51,590 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 23:27:51,591 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:27:51,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 23:27:51,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 23:27:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 23:27:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 23:27:51,592 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2019-10-02 23:27:51,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:27:51,592 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 23:27:51,592 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:27:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 23:27:51,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 23:27:51,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:27:51 BoogieIcfgContainer [2019-10-02 23:27:51,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 23:27:51,603 INFO L168 Benchmark]: Toolchain (without parser) took 31204.60 ms. Allocated memory was 138.4 MB in the beginning and 686.3 MB in the end (delta: 547.9 MB). Free memory was 80.2 MB in the beginning and 327.3 MB in the end (delta: -247.1 MB). Peak memory consumption was 300.8 MB. Max. memory is 7.1 GB. [2019-10-02 23:27:51,604 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-02 23:27:51,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2181.58 ms. Allocated memory was 138.4 MB in the beginning and 216.0 MB in the end (delta: 77.6 MB). Free memory was 80.0 MB in the beginning and 117.5 MB in the end (delta: -37.4 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. [2019-10-02 23:27:51,607 INFO L168 Benchmark]: Boogie Preprocessor took 290.76 ms. Allocated memory is still 216.0 MB. Free memory was 117.5 MB in the beginning and 102.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-10-02 23:27:51,608 INFO L168 Benchmark]: RCFGBuilder took 10783.66 ms. Allocated memory was 216.0 MB in the beginning and 574.1 MB in the end (delta: 358.1 MB). Free memory was 102.9 MB in the beginning and 249.6 MB in the end (delta: -146.7 MB). Peak memory consumption was 412.4 MB. Max. memory is 7.1 GB. [2019-10-02 23:27:51,609 INFO L168 Benchmark]: TraceAbstraction took 17941.35 ms. Allocated memory was 574.1 MB in the beginning and 686.3 MB in the end (delta: 112.2 MB). Free memory was 249.6 MB in the beginning and 327.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2019-10-02 23:27:51,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2181.58 ms. Allocated memory was 138.4 MB in the beginning and 216.0 MB in the end (delta: 77.6 MB). Free memory was 80.0 MB in the beginning and 117.5 MB in the end (delta: -37.4 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 290.76 ms. Allocated memory is still 216.0 MB. Free memory was 117.5 MB in the beginning and 102.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10783.66 ms. Allocated memory was 216.0 MB in the beginning and 574.1 MB in the end (delta: 358.1 MB). Free memory was 102.9 MB in the beginning and 249.6 MB in the end (delta: -146.7 MB). Peak memory consumption was 412.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17941.35 ms. Allocated memory was 574.1 MB in the beginning and 686.3 MB in the end (delta: 112.2 MB). Free memory was 249.6 MB in the beginning and 327.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4495]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 86 procedures, 747 locations, 1 error locations. SAFE Result, 17.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 14.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3069 SDtfs, 2877 SDslu, 2416 SDs, 0 SdLazy, 35 SolverSat, 7 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 13.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=857occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 13856 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...