/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-12 18:53:47,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-12 18:53:47,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-12 18:53:47,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-12 18:53:47,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-12 18:53:47,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-12 18:53:47,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-12 18:53:47,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-12 18:53:47,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-12 18:53:47,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-12 18:53:47,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-12 18:53:47,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-12 18:53:47,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-12 18:53:47,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-12 18:53:47,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-12 18:53:48,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-12 18:53:48,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-12 18:53:48,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-12 18:53:48,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-12 18:53:48,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-12 18:53:48,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-12 18:53:48,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-12 18:53:48,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-12 18:53:48,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-12 18:53:48,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-12 18:53:48,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-12 18:53:48,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-12 18:53:48,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-12 18:53:48,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-12 18:53:48,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-12 18:53:48,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-12 18:53:48,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-12 18:53:48,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-12 18:53:48,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-12 18:53:48,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-12 18:53:48,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-12 18:53:48,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-12 18:53:48,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-12 18:53:48,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-12 18:53:48,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-12 18:53:48,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-12 18:53:48,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2022-12-12 18:53:48,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-12 18:53:48,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-12 18:53:48,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-12 18:53:48,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-12 18:53:48,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-12 18:53:48,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-12 18:53:48,056 INFO L138 SettingsManager]: * Use SBE=true [2022-12-12 18:53:48,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-12 18:53:48,056 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-12 18:53:48,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-12 18:53:48,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-12 18:53:48,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-12 18:53:48,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-12 18:53:48,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-12 18:53:48,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-12 18:53:48,059 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-12 18:53:48,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-12 18:53:48,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-12 18:53:48,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-12 18:53:48,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-12 18:53:48,432 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-12 18:53:48,433 INFO L275 PluginConnector]: CDTParser initialized [2022-12-12 18:53:48,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2022-12-12 18:53:49,463 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-12 18:53:49,924 INFO L351 CDTParser]: Found 1 translation units. [2022-12-12 18:53:49,924 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2022-12-12 18:53:49,964 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b09d9b1e/d542221587fe40fabfeac9487fd32c60/FLAGc447c2923 [2022-12-12 18:53:49,980 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b09d9b1e/d542221587fe40fabfeac9487fd32c60 [2022-12-12 18:53:49,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-12 18:53:49,983 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-12 18:53:49,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-12 18:53:49,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-12 18:53:49,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-12 18:53:49,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.12 06:53:49" (1/1) ... [2022-12-12 18:53:49,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c4e7c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:49, skipping insertion in model container [2022-12-12 18:53:49,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.12 06:53:49" (1/1) ... [2022-12-12 18:53:49,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-12 18:53:50,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-12 18:53:50,336 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i[5469,5482] [2022-12-12 18:53:50,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,601 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,607 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,625 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,625 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:50,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:50,645 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-12 18:53:50,653 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-12 18:53:50,661 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-12 18:53:50,672 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-12 18:53:50,824 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-12 18:53:50,831 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-12 18:53:51,017 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-12 18:53:51,139 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:51,140 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:51,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:51,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:51,147 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:51,149 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:51,356 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-12 18:53:51,359 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-12 18:53:51,363 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-12 18:53:51,457 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-12 18:53:51,458 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-12 18:53:51,462 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-12 18:53:51,462 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-12 18:53:51,616 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-12 18:53:52,015 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-12 18:53:52,022 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-12 18:53:52,062 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-12 18:53:52,065 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-12 18:53:52,288 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-12 18:53:52,417 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-12 18:53:52,420 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-12 18:53:52,538 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-12 18:53:52,655 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-12 18:53:52,655 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-12 18:53:52,655 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-12 18:53:53,319 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-12 18:53:53,326 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,338 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,346 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,361 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,792 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-12 18:53:53,792 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-12 18:53:53,808 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-12 18:53:53,808 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-12 18:53:53,809 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-12 18:53:53,810 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-12 18:53:53,810 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-12 18:53:53,810 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-12 18:53:53,813 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-12 18:53:53,813 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-12 18:53:53,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-12 18:53:53,840 INFO L203 MainTranslator]: Completed pre-run [2022-12-12 18:53:53,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i[5469,5482] [2022-12-12 18:53:53,853 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,853 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,853 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,856 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-12 18:53:53,856 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-12 18:53:53,856 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-12 18:53:53,857 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-12 18:53:53,863 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-12 18:53:53,864 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-12 18:53:53,866 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-12 18:53:53,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-12 18:53:53,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-12 18:53:53,878 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-12 18:53:53,879 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-12 18:53:53,879 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-12 18:53:53,881 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-12 18:53:53,881 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-12 18:53:53,881 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-12 18:53:53,881 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-12 18:53:53,886 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-12 18:53:53,894 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-12 18:53:53,895 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-12 18:53:53,896 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-12 18:53:53,897 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-12 18:53:53,901 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-12 18:53:53,904 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-12 18:53:53,904 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-12 18:53:53,906 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-12 18:53:53,909 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-12 18:53:53,909 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-12 18:53:53,909 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-12 18:53:53,967 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-12 18:53:53,967 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,971 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,977 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:53,979 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-12 18:53:54,073 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-12 18:53:54,073 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-12 18:53:54,078 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-12 18:53:54,079 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-12 18:53:54,080 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-12 18:53:54,081 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-12 18:53:54,081 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-12 18:53:54,081 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-12 18:53:54,082 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-12 18:53:54,083 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-12 18:53:54,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-12 18:53:54,504 INFO L208 MainTranslator]: Completed translation [2022-12-12 18:53:54,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54 WrapperNode [2022-12-12 18:53:54,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-12 18:53:54,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-12 18:53:54,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-12 18:53:54,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-12 18:53:54,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,614 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 51, statements flattened = 721 [2022-12-12 18:53:54,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-12 18:53:54,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-12 18:53:54,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-12 18:53:54,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-12 18:53:54,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,648 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-12 18:53:54,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-12 18:53:54,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-12 18:53:54,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-12 18:53:54,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (1/1) ... [2022-12-12 18:53:54,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-12 18:53:54,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-12 18:53:54,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-12 18:53:54,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-12 18:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-12 18:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-12 18:53:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-12 18:53:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-12 18:53:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-12 18:53:54,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-12 18:53:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-12 18:53:54,763 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2022-12-12 18:53:54,763 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2022-12-12 18:53:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-12 18:53:54,765 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-12 18:53:55,226 INFO L236 CfgBuilder]: Building ICFG [2022-12-12 18:53:55,228 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-12 18:53:55,785 INFO L277 CfgBuilder]: Performing block encoding [2022-12-12 18:53:55,797 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-12 18:53:55,797 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2022-12-12 18:53:55,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.12 06:53:55 BoogieIcfgContainer [2022-12-12 18:53:55,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-12 18:53:55,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-12 18:53:55,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-12 18:53:55,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-12 18:53:55,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.12 06:53:49" (1/3) ... [2022-12-12 18:53:55,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb70f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.12 06:53:55, skipping insertion in model container [2022-12-12 18:53:55,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.12 06:53:54" (2/3) ... [2022-12-12 18:53:55,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb70f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.12 06:53:55, skipping insertion in model container [2022-12-12 18:53:55,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.12 06:53:55" (3/3) ... [2022-12-12 18:53:55,806 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2022-12-12 18:53:55,818 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-12 18:53:55,818 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-12 18:53:55,818 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-12 18:53:55,892 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-12 18:53:55,921 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 736 places, 792 transitions, 1600 flow [2022-12-12 18:53:56,148 INFO L130 PetriNetUnfolder]: 63/790 cut-off events. [2022-12-12 18:53:56,148 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-12 18:53:56,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 799 conditions, 790 events. 63/790 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1229 event pairs, 0 based on Foata normal form. 0/725 useless extension candidates. Maximal degree in co-relation 719. Up to 9 conditions per place. [2022-12-12 18:53:56,156 INFO L82 GeneralOperation]: Start removeDead. Operand has 736 places, 792 transitions, 1600 flow [2022-12-12 18:53:56,167 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 726 places, 782 transitions, 1573 flow [2022-12-12 18:53:56,169 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-12 18:53:56,186 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 726 places, 782 transitions, 1573 flow [2022-12-12 18:53:56,192 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 726 places, 782 transitions, 1573 flow [2022-12-12 18:53:56,332 INFO L130 PetriNetUnfolder]: 63/782 cut-off events. [2022-12-12 18:53:56,332 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-12 18:53:56,336 INFO L83 FinitePrefix]: Finished finitePrefix Result has 790 conditions, 782 events. 63/782 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1155 event pairs, 0 based on Foata normal form. 0/717 useless extension candidates. Maximal degree in co-relation 719. Up to 9 conditions per place. [2022-12-12 18:53:56,350 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 726 places, 782 transitions, 1573 flow [2022-12-12 18:53:56,351 INFO L226 LiptonReduction]: Number of co-enabled transitions 17446 [2022-12-12 18:55:14,095 WARN L233 SmtUtils]: Spent 9.12s on a formula simplification that was a NOOP. DAG size: 454 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:55:22,716 WARN L233 SmtUtils]: Spent 8.62s on a formula simplification that was a NOOP. DAG size: 454 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:55:33,276 WARN L233 SmtUtils]: Spent 9.19s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:55:41,819 WARN L233 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:55:49,494 WARN L233 SmtUtils]: Spent 7.67s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:55:57,203 WARN L233 SmtUtils]: Spent 7.71s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:56:17,758 WARN L233 SmtUtils]: Spent 18.93s on a formula simplification that was a NOOP. DAG size: 509 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:56:32,907 WARN L233 SmtUtils]: Spent 15.14s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:56:51,864 WARN L233 SmtUtils]: Spent 18.94s on a formula simplification that was a NOOP. DAG size: 509 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:57:02,658 WARN L233 SmtUtils]: Spent 10.79s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 18:59:28,821 WARN L233 SmtUtils]: Spent 2.40m on a formula simplification. DAG size of input: 627 DAG size of output: 625 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 19:00:02,281 WARN L233 SmtUtils]: Spent 33.45s on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 19:02:46,477 WARN L233 SmtUtils]: Spent 2.74m on a formula simplification. DAG size of input: 627 DAG size of output: 625 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 19:03:47,828 WARN L233 SmtUtils]: Spent 1.02m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-12 19:04:33,633 INFO L241 LiptonReduction]: Total number of compositions: 728 [2022-12-12 19:04:33,649 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-12 19:04:33,652 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@eea63b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-12 19:04:33,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-12 19:04:33,674 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-12 19:04:33,674 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-12 19:04:33,674 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 19:04:33,674 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-12 19:04:33,675 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-12 19:04:33,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 19:04:33,678 INFO L85 PathProgramCache]: Analyzing trace with hash 3008301, now seen corresponding path program 1 times [2022-12-12 19:04:33,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 19:04:33,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868061219] [2022-12-12 19:04:33,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 19:04:33,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 19:04:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 19:04:34,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 19:04:34,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 19:04:34,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868061219] [2022-12-12 19:04:34,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868061219] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 19:04:34,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 19:04:34,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-12 19:04:34,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049271813] [2022-12-12 19:04:34,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 19:04:34,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-12 19:04:34,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 19:04:34,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-12 19:04:34,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-12 19:04:34,176 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 3 out of 107 [2022-12-12 19:04:34,177 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 107 transitions, 223 flow. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 19:04:34,177 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 19:04:34,177 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 3 of 107 [2022-12-12 19:04:34,178 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 19:04:34,924 INFO L130 PetriNetUnfolder]: 2266/3809 cut-off events. [2022-12-12 19:04:34,924 INFO L131 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2022-12-12 19:04:34,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7686 conditions, 3809 events. 2266/3809 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 288. Compared 23130 event pairs, 2256 based on Foata normal form. 0/1763 useless extension candidates. Maximal degree in co-relation 7179. Up to 3803 conditions per place. [2022-12-12 19:04:34,943 INFO L137 encePairwiseOnDemand]: 93/107 looper letters, 87 selfloop transitions, 0 changer transitions 3/93 dead transitions. [2022-12-12 19:04:34,943 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 93 transitions, 375 flow [2022-12-12 19:04:34,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-12 19:04:34,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-12 19:04:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 110 transitions. [2022-12-12 19:04:34,957 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.514018691588785 [2022-12-12 19:04:34,963 INFO L295 CegarLoopForPetriNet]: 91 programPoint places, 0 predicate places. [2022-12-12 19:04:34,963 INFO L82 GeneralOperation]: Start removeDead. Operand has 91 places, 93 transitions, 375 flow [2022-12-12 19:04:34,979 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 90 transitions, 360 flow [2022-12-12 19:04:34,980 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 90 transitions, 360 flow [2022-12-12 19:04:34,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 19:04:34,981 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 19:04:34,981 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 19:04:34,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-12 19:04:34,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-12 19:04:34,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 19:04:34,984 INFO L85 PathProgramCache]: Analyzing trace with hash -2147063261, now seen corresponding path program 1 times [2022-12-12 19:04:34,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 19:04:34,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001725486] [2022-12-12 19:04:34,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 19:04:34,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 19:04:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 19:04:35,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 19:04:35,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 19:04:35,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001725486] [2022-12-12 19:04:35,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001725486] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 19:04:35,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-12 19:04:35,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-12 19:04:35,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334527464] [2022-12-12 19:04:35,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 19:04:35,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-12 19:04:35,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 19:04:35,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-12 19:04:35,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-12 19:04:35,671 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 3 out of 107 [2022-12-12 19:04:35,671 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 90 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 19:04:35,671 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 19:04:35,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 3 of 107 [2022-12-12 19:04:35,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 19:04:36,496 INFO L130 PetriNetUnfolder]: 1909/3193 cut-off events. [2022-12-12 19:04:36,497 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-12 19:04:36,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9588 conditions, 3193 events. 1909/3193 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 253. Compared 18915 event pairs, 1899 based on Foata normal form. 0/1599 useless extension candidates. Maximal degree in co-relation 9509. Up to 3187 conditions per place. [2022-12-12 19:04:36,509 INFO L137 encePairwiseOnDemand]: 103/107 looper letters, 86 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2022-12-12 19:04:36,510 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 91 transitions, 540 flow [2022-12-12 19:04:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-12 19:04:36,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-12 19:04:36,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2022-12-12 19:04:36,513 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.308411214953271 [2022-12-12 19:04:36,513 INFO L295 CegarLoopForPetriNet]: 91 programPoint places, -1 predicate places. [2022-12-12 19:04:36,513 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 91 transitions, 540 flow [2022-12-12 19:04:36,524 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 91 transitions, 540 flow [2022-12-12 19:04:36,524 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 91 transitions, 540 flow [2022-12-12 19:04:36,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 19:04:36,524 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 19:04:36,524 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 19:04:36,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-12 19:04:36,525 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-12 19:04:36,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 19:04:36,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1806970125, now seen corresponding path program 1 times [2022-12-12 19:04:36,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 19:04:36,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202879749] [2022-12-12 19:04:36,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 19:04:36,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 19:04:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 19:04:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 19:04:37,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 19:04:37,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202879749] [2022-12-12 19:04:37,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202879749] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-12 19:04:37,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598114981] [2022-12-12 19:04:37,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 19:04:37,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-12 19:04:37,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-12 19:04:37,162 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-12 19:04:37,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-12 19:04:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 19:04:38,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-12 19:04:38,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-12 19:04:38,999 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-12 19:04:38,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 41 [2022-12-12 19:04:39,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-12 19:04:39,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-12 19:04:39,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-12 19:04:39,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-12 19:04:39,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1598114981] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-12 19:04:39,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-12 19:04:39,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 6 [2022-12-12 19:04:39,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891082112] [2022-12-12 19:04:39,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-12 19:04:39,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-12 19:04:39,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-12 19:04:39,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-12 19:04:39,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-12 19:04:39,059 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 3 out of 107 [2022-12-12 19:04:39,060 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 91 transitions, 540 flow. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 19:04:39,060 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-12 19:04:39,060 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 3 of 107 [2022-12-12 19:04:39,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-12 19:04:40,531 INFO L130 PetriNetUnfolder]: 2004/3440 cut-off events. [2022-12-12 19:04:40,531 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-12 19:04:40,534 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13759 conditions, 3440 events. 2004/3440 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 289. Compared 21448 event pairs, 1481 based on Foata normal form. 158/1812 useless extension candidates. Maximal degree in co-relation 13655. Up to 3432 conditions per place. [2022-12-12 19:04:40,550 INFO L137 encePairwiseOnDemand]: 103/107 looper letters, 82 selfloop transitions, 3 changer transitions 118/205 dead transitions. [2022-12-12 19:04:40,550 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 205 transitions, 1634 flow [2022-12-12 19:04:40,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-12 19:04:40,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-12 19:04:40,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 214 transitions. [2022-12-12 19:04:40,555 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-12 19:04:40,556 INFO L295 CegarLoopForPetriNet]: 91 programPoint places, 2 predicate places. [2022-12-12 19:04:40,556 INFO L82 GeneralOperation]: Start removeDead. Operand has 93 places, 205 transitions, 1634 flow [2022-12-12 19:04:40,563 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 87 transitions, 690 flow [2022-12-12 19:04:40,563 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 87 transitions, 690 flow [2022-12-12 19:04:40,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-12 19:04:40,563 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-12 19:04:40,564 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-12 19:04:40,592 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-12 19:04:40,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-12 19:04:40,770 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-12 19:04:40,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-12 19:04:40,770 INFO L85 PathProgramCache]: Analyzing trace with hash 181513466, now seen corresponding path program 1 times [2022-12-12 19:04:40,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-12 19:04:40,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648662972] [2022-12-12 19:04:40,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 19:04:40,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-12 19:04:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 19:04:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-12 19:04:41,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-12 19:04:41,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648662972] [2022-12-12 19:04:41,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648662972] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-12 19:04:41,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851806639] [2022-12-12 19:04:41,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-12 19:04:41,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-12 19:04:41,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-12 19:04:41,496 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-12 19:04:41,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-12 19:04:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-12 19:04:42,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 231 conjunts are in the unsatisfiable core [2022-12-12 19:04:42,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-12 19:04:42,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:42,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-12 19:04:49,090 WARN L233 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 1230 DAG size of output: 311 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-12 19:04:49,104 INFO L321 Elim1Store]: treesize reduction 9072, result has 7.2 percent of original size [2022-12-12 19:04:49,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 11 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 94 case distinctions, treesize of input 87462271 treesize of output 87200741 Received shutdown request... [2022-12-12 19:08:15,773 WARN L249 SmtUtils]: Removed 1 from assertion stack [2022-12-12 19:08:15,776 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-12 19:08:15,776 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-12-12 19:08:15,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-12 19:08:15,785 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-12-12 19:08:15,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-12-12 19:08:15,985 WARN L619 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was analyzing trace of length 13 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-126-14-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-2-3-2-2-2-2-2-4-2-5-2-6-2-6-2-5-2-4-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∨-3-1 context. [2022-12-12 19:08:15,988 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-12 19:08:15,988 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-12-12 19:08:15,989 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-12-12 19:08:15,989 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-12-12 19:08:15,989 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-12 19:08:15,992 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-12 19:08:15,992 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-12 19:08:15,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.12 07:08:15 BasicIcfg [2022-12-12 19:08:15,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-12 19:08:15,999 INFO L158 Benchmark]: Toolchain (without parser) took 866015.22ms. Allocated memory was 216.0MB in the beginning and 1.0GB in the end (delta: 813.7MB). Free memory was 180.9MB in the beginning and 424.6MB in the end (delta: -243.7MB). Peak memory consumption was 700.1MB. Max. memory is 8.0GB. [2022-12-12 19:08:15,999 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 104.3MB in the end (delta: 231.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-12 19:08:15,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4519.02ms. Allocated memory was 216.0MB in the beginning and 294.6MB in the end (delta: 78.6MB). Free memory was 180.9MB in the beginning and 158.9MB in the end (delta: 22.0MB). Peak memory consumption was 107.2MB. Max. memory is 8.0GB. [2022-12-12 19:08:15,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.24ms. Allocated memory is still 294.6MB. Free memory was 158.9MB in the beginning and 147.4MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-12 19:08:16,000 INFO L158 Benchmark]: Boogie Preprocessor took 57.39ms. Allocated memory is still 294.6MB. Free memory was 147.4MB in the beginning and 141.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-12 19:08:16,000 INFO L158 Benchmark]: RCFGBuilder took 1126.53ms. Allocated memory is still 294.6MB. Free memory was 141.6MB in the beginning and 182.4MB in the end (delta: -40.8MB). Peak memory consumption was 14.8MB. Max. memory is 8.0GB. [2022-12-12 19:08:16,000 INFO L158 Benchmark]: TraceAbstraction took 860196.98ms. Allocated memory was 294.6MB in the beginning and 1.0GB in the end (delta: 735.1MB). Free memory was 181.4MB in the beginning and 424.6MB in the end (delta: -243.3MB). Peak memory consumption was 620.3MB. Max. memory is 8.0GB. [2022-12-12 19:08:16,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 104.3MB in the end (delta: 231.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 4519.02ms. Allocated memory was 216.0MB in the beginning and 294.6MB in the end (delta: 78.6MB). Free memory was 180.9MB in the beginning and 158.9MB in the end (delta: 22.0MB). Peak memory consumption was 107.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 110.24ms. Allocated memory is still 294.6MB. Free memory was 158.9MB in the beginning and 147.4MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.39ms. Allocated memory is still 294.6MB. Free memory was 147.4MB in the beginning and 141.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1126.53ms. Allocated memory is still 294.6MB. Free memory was 141.6MB in the beginning and 182.4MB in the end (delta: -40.8MB). Peak memory consumption was 14.8MB. Max. memory is 8.0GB. * TraceAbstraction took 860196.98ms. Allocated memory was 294.6MB in the beginning and 1.0GB in the end (delta: 735.1MB). Free memory was 181.4MB in the beginning and 424.6MB in the end (delta: -243.3MB). Peak memory consumption was 620.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 637.3s, 726 PlacesBefore, 91 PlacesAfterwards, 782 TransitionsBefore, 107 TransitionsAfterwards, 17446 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 156 ConcurrentYvCompositions, 36 ChoiceCompositions, 728 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22108, independent: 22039, independent conditional: 22039, independent unconditional: 0, dependent: 69, dependent conditional: 69, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22108, independent: 22039, independent conditional: 0, independent unconditional: 22039, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22108, independent: 22039, independent conditional: 0, independent unconditional: 22039, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22108, independent: 22039, independent conditional: 0, independent unconditional: 22039, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15234, independent: 15201, independent conditional: 0, independent unconditional: 15201, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15234, independent: 15201, independent conditional: 0, independent unconditional: 15201, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 33, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 94, dependent conditional: 0, dependent unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22108, independent: 6838, independent conditional: 0, independent unconditional: 6838, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 15234, unknown conditional: 0, unknown unconditional: 15234] , Statistics on independence cache: Total cache size (in pairs): 46680, Positive cache size: 46647, Positive conditional cache size: 0, Positive unconditional cache size: 46647, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was analyzing trace of length 13 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-126-14-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-2-3-2-2-2-2-2-4-2-5-2-6-2-6-2-5-2-4-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∨-3-1 context. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was analyzing trace of length 13 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-126-14-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-2-3-2-2-2-2-2-4-2-5-2-6-2-6-2-5-2-4-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∨-3-1 context. - TimeoutResultAtElement [Line: 7069]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was analyzing trace of length 13 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-126-14-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-2-3-2-2-2-2-2-4-2-5-2-6-2-6-2-5-2-4-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∨-3-1 context. - TimeoutResultAtElement [Line: 7068]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was analyzing trace of length 13 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-126-14-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-2-3-2-2-2-2-2-4-2-5-2-6-2-6-2-5-2-4-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∨-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 893 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 860.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 637.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 115 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 115 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 608 IncrementalHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 0 mSDtfsCounter, 608 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=690occurred in iteration=3, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 959 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 77 SizeOfPredicates, 29 NumberOfNonLiveVariables, 1096 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 1/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown