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-efa34d5 [2019-09-16 17:22:04,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:22:04,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:22:04,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:22:04,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:22:04,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:22:04,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:22:04,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:22:04,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:22:04,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:22:04,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:22:04,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:22:04,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:22:04,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:22:04,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:22:04,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:22:04,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:22:04,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:22:04,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:22:04,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:22:04,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:22:04,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:22:04,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:22:04,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:22:04,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:22:04,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:22:04,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:22:04,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:22:04,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:22:04,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:22:04,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:22:04,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:22:04,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:22:04,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:22:04,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:22:04,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:22:04,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:22:04,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:22:04,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:22:04,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:22:04,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:22:04,814 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-16 17:22:04,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:22:04,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:22:04,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:22:04,830 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:22:04,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:22:04,831 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:22:04,831 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:22:04,831 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:22:04,831 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:22:04,832 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:22:04,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:22:04,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:22:04,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:22:04,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:22:04,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:22:04,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:22:04,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:22:04,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:22:04,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:22:04,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:22:04,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:22:04,835 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:22:04,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:22:04,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:22:04,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:22:04,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:22:04,836 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:22:04,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:22:04,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:22:04,836 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:22:04,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:22:04,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:22:04,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:22:04,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:22:04,881 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:22:04,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-09-16 17:22:04,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4abbbaf6/c3874b3fa14d49ca932f8656ac5f1b20/FLAG0aba336c7 [2019-09-16 17:22:05,717 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:22:05,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-09-16 17:22:05,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4abbbaf6/c3874b3fa14d49ca932f8656ac5f1b20/FLAG0aba336c7 [2019-09-16 17:22:05,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4abbbaf6/c3874b3fa14d49ca932f8656ac5f1b20 [2019-09-16 17:22:05,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:22:05,825 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:22:05,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:22:05,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:22:05,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:22:05,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:22:05" (1/1) ... [2019-09-16 17:22:05,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6de760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:05, skipping insertion in model container [2019-09-16 17:22:05,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:22:05" (1/1) ... [2019-09-16 17:22:05,842 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:22:05,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:22:07,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:22:07,048 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:22:07,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:22:07,542 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:22:07,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07 WrapperNode [2019-09-16 17:22:07,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:22:07,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:22:07,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:22:07,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:22:07,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... [2019-09-16 17:22:07,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:22:07,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:22:07,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:22:07,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:22:07,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:22:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:22:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:22:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-16 17:22:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-16 17:22:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-09-16 17:22:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-09-16 17:22:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-09-16 17:22:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 17:22:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 17:22:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-16 17:22:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:22:07,915 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-16 17:22:07,915 INFO L138 BoogieDeclarations]: Found implementation of procedure opstate_init [2019-09-16 17:22:07,915 INFO L138 BoogieDeclarations]: Found implementation of procedure get_err_from_table [2019-09-16 17:22:07,915 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_process_error_global [2019-09-16 17:22:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_process_fbd_error [2019-09-16 17:22:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_check_error [2019-09-16 17:22:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_clear_error [2019-09-16 17:22:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_enable_error_reporting [2019-09-16 17:22:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_mtr [2019-09-16 17:22:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure print_dimm_size [2019-09-16 17:22:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init_csrows [2019-09-16 17:22:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_mir [2019-09-16 17:22:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_get_mc_regs [2019-09-16 17:22:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_put_devices [2019-09-16 17:22:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_get_devices [2019-09-16 17:22:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init_one [2019-09-16 17:22:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_remove_one [2019-09-16 17:22:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init [2019-09-16 17:22:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_exit [2019-09-16 17:22:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:22:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-09-16 17:22:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-09-16 17:22:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-09-16 17:22:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-09-16 17:22:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-09-16 17:22:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-09-16 17:22:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-16 17:22:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-16 17:22:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 17:22:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-16 17:22:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-16 17:22:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-16 17:22:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-16 17:22:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-16 17:22:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-16 17:22:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-16 17:22:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-16 17:22:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-16 17:22:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-16 17:22:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-16 17:22:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-16 17:22:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:22:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-16 17:22:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-16 17:22:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 17:22:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 17:22:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-16 17:22:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_add_mc [2019-09-16 17:22:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_alloc [2019-09-16 17:22:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_del_mc [2019-09-16 17:22:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_free [2019-09-16 17:22:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_handle_error [2019-09-16 17:22:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_pci_create_generic_ctl [2019-09-16 17:22:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_pci_release_generic_ctl [2019-09-16 17:22:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-09-16 17:22:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-16 17:22:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-16 17:22:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-16 17:22:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-09-16 17:22:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-09-16 17:22:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-09-16 17:22:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2019-09-16 17:22:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-16 17:22:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-09-16 17:22:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-16 17:22:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-16 17:22:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:22:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:22:07,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:22:07,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:22:07,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 17:22:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-09-16 17:22:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-16 17:22:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-16 17:22:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-16 17:22:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-09-16 17:22:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-16 17:22:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-09-16 17:22:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-09-16 17:22:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-16 17:22:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-16 17:22:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-09-16 17:22:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-09-16 17:22:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-09-16 17:22:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-16 17:22:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-16 17:22:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-16 17:22:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-16 17:22:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-16 17:22:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:22:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-16 17:22:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:22:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-16 17:22:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2019-09-16 17:22:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-09-16 17:22:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-09-16 17:22:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-09-16 17:22:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-09-16 17:22:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-09-16 17:22:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:22:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-09-16 17:22:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-09-16 17:22:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-16 17:22:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-16 17:22:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-16 17:22:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:22:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:22:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:22:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 17:22:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 17:22:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:22:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-16 17:22:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:22:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-16 17:22:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure opstate_init [2019-09-16 17:22:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_alloc [2019-09-16 17:22:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_add_mc [2019-09-16 17:22:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_free [2019-09-16 17:22:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_del_mc [2019-09-16 17:22:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_handle_error [2019-09-16 17:22:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure edac_pci_create_generic_ctl [2019-09-16 17:22:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure edac_pci_release_generic_ctl [2019-09-16 17:22:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure get_err_from_table [2019-09-16 17:22:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_process_error_global [2019-09-16 17:22:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:22:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:22:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_process_fbd_error [2019-09-16 17:22:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_check_error [2019-09-16 17:22:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_clear_error [2019-09-16 17:22:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_enable_error_reporting [2019-09-16 17:22:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure decode_mtr [2019-09-16 17:22:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure print_dimm_size [2019-09-16 17:22:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init_csrows [2019-09-16 17:22:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure decode_mir [2019-09-16 17:22:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_get_mc_regs [2019-09-16 17:22:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_put_devices [2019-09-16 17:22:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_get_devices [2019-09-16 17:22:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:22:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init_one [2019-09-16 17:22:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_remove_one [2019-09-16 17:22:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init [2019-09-16 17:22:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_exit [2019-09-16 17:22:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 17:22:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 17:22:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:22:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-16 17:22:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-16 17:22:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-16 17:22:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-16 17:22:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-16 17:22:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-16 17:22:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-16 17:22:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-16 17:22:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-16 17:22:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:22:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-16 17:22:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:22:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:22:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:22:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:22:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:22:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:22:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:22:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:22:17,642 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:22:17,643 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:22:17,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:22:17 BoogieIcfgContainer [2019-09-16 17:22:17,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:22:17,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 17:22:17,650 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 17:22:17,654 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 17:22:17,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 05:22:05" (1/3) ... [2019-09-16 17:22:17,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c79f89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:22:17, skipping insertion in model container [2019-09-16 17:22:17,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:07" (2/3) ... [2019-09-16 17:22:17,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c79f89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:22:17, skipping insertion in model container [2019-09-16 17:22:17,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:22:17" (3/3) ... [2019-09-16 17:22:17,661 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-09-16 17:22:17,671 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 17:22:17,689 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 17:22:17,708 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 17:22:17,736 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 17:22:17,736 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-16 17:22:17,736 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 17:22:17,736 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 17:22:17,737 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 17:22:17,737 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 17:22:17,737 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 17:22:17,737 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 17:22:17,776 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states. [2019-09-16 17:22:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-09-16 17:22:17,791 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:17,792 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:17,797 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:17,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:17,805 INFO L82 PathProgramCache]: Analyzing trace with hash -965023468, now seen corresponding path program 1 times [2019-09-16 17:22:17,808 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:17,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:17,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:17,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:17,910 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:18,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:18,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:18,808 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:18,814 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:18,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:18,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:18,834 INFO L87 Difference]: Start difference. First operand 651 states. Second operand 3 states. [2019-09-16 17:22:22,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:22,505 INFO L93 Difference]: Finished difference Result 859 states and 1146 transitions. [2019-09-16 17:22:22,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:22,507 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-09-16 17:22:22,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:22,558 INFO L225 Difference]: With dead ends: 859 [2019-09-16 17:22:22,558 INFO L226 Difference]: Without dead ends: 852 [2019-09-16 17:22:22,560 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:22,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2019-09-16 17:22:22,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 852. [2019-09-16 17:22:22,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 852 states. [2019-09-16 17:22:22,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1139 transitions. [2019-09-16 17:22:22,695 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1139 transitions. Word has length 30 [2019-09-16 17:22:22,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:22,695 INFO L475 AbstractCegarLoop]: Abstraction has 852 states and 1139 transitions. [2019-09-16 17:22:22,695 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1139 transitions. [2019-09-16 17:22:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-09-16 17:22:22,699 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:22,699 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:22,699 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:22,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:22,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1857391625, now seen corresponding path program 1 times [2019-09-16 17:22:22,700 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:22,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:22,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:22,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:22,712 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:23,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:23,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 17:22:23,043 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:23,045 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 17:22:23,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 17:22:23,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 17:22:23,046 INFO L87 Difference]: Start difference. First operand 852 states and 1139 transitions. Second operand 6 states. [2019-09-16 17:22:23,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:23,993 INFO L93 Difference]: Finished difference Result 866 states and 1153 transitions. [2019-09-16 17:22:23,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 17:22:23,994 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2019-09-16 17:22:23,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:24,001 INFO L225 Difference]: With dead ends: 866 [2019-09-16 17:22:24,001 INFO L226 Difference]: Without dead ends: 866 [2019-09-16 17:22:24,002 INFO L636 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 [2019-09-16 17:22:24,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2019-09-16 17:22:24,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 857. [2019-09-16 17:22:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 857 states. [2019-09-16 17:22:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1143 transitions. [2019-09-16 17:22:24,050 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1143 transitions. Word has length 44 [2019-09-16 17:22:24,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:24,050 INFO L475 AbstractCegarLoop]: Abstraction has 857 states and 1143 transitions. [2019-09-16 17:22:24,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 17:22:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1143 transitions. [2019-09-16 17:22:24,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-09-16 17:22:24,053 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:24,053 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:24,053 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:24,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:24,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1679252791, now seen corresponding path program 1 times [2019-09-16 17:22:24,054 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:24,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:24,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:24,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:24,065 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:24,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:24,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:24,388 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:24,389 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:24,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:24,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:24,389 INFO L87 Difference]: Start difference. First operand 857 states and 1143 transitions. Second operand 3 states. [2019-09-16 17:22:27,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:27,392 INFO L93 Difference]: Finished difference Result 856 states and 1141 transitions. [2019-09-16 17:22:27,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:27,393 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-09-16 17:22:27,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:27,399 INFO L225 Difference]: With dead ends: 856 [2019-09-16 17:22:27,399 INFO L226 Difference]: Without dead ends: 856 [2019-09-16 17:22:27,399 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:27,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2019-09-16 17:22:27,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2019-09-16 17:22:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2019-09-16 17:22:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1141 transitions. [2019-09-16 17:22:27,431 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1141 transitions. Word has length 44 [2019-09-16 17:22:27,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:27,431 INFO L475 AbstractCegarLoop]: Abstraction has 856 states and 1141 transitions. [2019-09-16 17:22:27,431 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:27,431 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1141 transitions. [2019-09-16 17:22:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-16 17:22:27,434 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:27,434 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:27,434 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:27,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:27,434 INFO L82 PathProgramCache]: Analyzing trace with hash -517651619, now seen corresponding path program 1 times [2019-09-16 17:22:27,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:27,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:27,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:27,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:27,444 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:27,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:27,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:27,688 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:27,689 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:27,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:27,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:27,690 INFO L87 Difference]: Start difference. First operand 856 states and 1141 transitions. Second operand 3 states. [2019-09-16 17:22:30,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:30,617 INFO L93 Difference]: Finished difference Result 855 states and 1139 transitions. [2019-09-16 17:22:30,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:30,618 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-09-16 17:22:30,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:30,623 INFO L225 Difference]: With dead ends: 855 [2019-09-16 17:22:30,623 INFO L226 Difference]: Without dead ends: 855 [2019-09-16 17:22:30,624 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:30,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2019-09-16 17:22:30,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 855. [2019-09-16 17:22:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2019-09-16 17:22:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 1139 transitions. [2019-09-16 17:22:30,652 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 1139 transitions. Word has length 45 [2019-09-16 17:22:30,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:30,652 INFO L475 AbstractCegarLoop]: Abstraction has 855 states and 1139 transitions. [2019-09-16 17:22:30,652 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:30,653 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1139 transitions. [2019-09-16 17:22:30,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-16 17:22:30,657 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:30,657 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:30,657 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:30,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:30,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1132251212, now seen corresponding path program 1 times [2019-09-16 17:22:30,658 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:30,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:30,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:30,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:30,668 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:30,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:30,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:30,896 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:30,896 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:30,896 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:30,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:30,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:30,897 INFO L87 Difference]: Start difference. First operand 855 states and 1139 transitions. Second operand 3 states. [2019-09-16 17:22:33,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:33,477 INFO L93 Difference]: Finished difference Result 852 states and 1136 transitions. [2019-09-16 17:22:33,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:33,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-09-16 17:22:33,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:33,761 INFO L225 Difference]: With dead ends: 852 [2019-09-16 17:22:33,761 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 17:22:33,762 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:33,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 17:22:33,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 17:22:33,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 17:22:33,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 17:22:33,763 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2019-09-16 17:22:33,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:33,763 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 17:22:33,763 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 17:22:33,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 17:22:33,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 05:22:33 BoogieIcfgContainer [2019-09-16 17:22:33,769 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 17:22:33,772 INFO L168 Benchmark]: Toolchain (without parser) took 27946.44 ms. Allocated memory was 132.1 MB in the beginning and 681.1 MB in the end (delta: 548.9 MB). Free memory was 80.5 MB in the beginning and 388.7 MB in the end (delta: -308.2 MB). Peak memory consumption was 240.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:33,773 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-16 17:22:33,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1718.00 ms. Allocated memory was 132.1 MB in the beginning and 215.0 MB in the end (delta: 82.8 MB). Free memory was 80.1 MB in the beginning and 113.5 MB in the end (delta: -33.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:33,775 INFO L168 Benchmark]: Boogie Preprocessor took 290.43 ms. Allocated memory is still 215.0 MB. Free memory was 113.5 MB in the beginning and 98.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:33,776 INFO L168 Benchmark]: RCFGBuilder took 9812.82 ms. Allocated memory was 215.0 MB in the beginning and 580.9 MB in the end (delta: 366.0 MB). Free memory was 97.9 MB in the beginning and 289.2 MB in the end (delta: -191.3 MB). Peak memory consumption was 416.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:33,777 INFO L168 Benchmark]: TraceAbstraction took 16119.72 ms. Allocated memory was 580.9 MB in the beginning and 681.1 MB in the end (delta: 100.1 MB). Free memory was 289.2 MB in the beginning and 388.7 MB in the end (delta: -99.5 MB). Peak memory consumption was 648.1 kB. Max. memory is 7.1 GB. [2019-09-16 17:22:33,781 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1718.00 ms. Allocated memory was 132.1 MB in the beginning and 215.0 MB in the end (delta: 82.8 MB). Free memory was 80.1 MB in the beginning and 113.5 MB in the end (delta: -33.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 290.43 ms. Allocated memory is still 215.0 MB. Free memory was 113.5 MB in the beginning and 98.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9812.82 ms. Allocated memory was 215.0 MB in the beginning and 580.9 MB in the end (delta: 366.0 MB). Free memory was 97.9 MB in the beginning and 289.2 MB in the end (delta: -191.3 MB). Peak memory consumption was 416.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16119.72 ms. Allocated memory was 580.9 MB in the beginning and 681.1 MB in the end (delta: 100.1 MB). Free memory was 289.2 MB in the beginning and 388.7 MB in the end (delta: -99.5 MB). Peak memory consumption was 648.1 kB. 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, 16.0s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 13.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3069 SDtfs, 2877 SDslu, 2416 SDs, 0 SdLazy, 35 SolverSat, 7 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s 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, 0.7s SatisfiabilityAnalysisTime, 1.0s 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...