/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 07:04:01,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 07:04:01,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 07:04:01,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 07:04:01,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 07:04:01,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 07:04:01,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 07:04:01,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 07:04:01,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 07:04:01,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 07:04:01,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 07:04:01,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 07:04:01,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 07:04:01,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 07:04:01,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 07:04:01,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 07:04:01,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 07:04:01,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 07:04:01,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 07:04:01,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 07:04:01,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 07:04:01,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 07:04:01,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 07:04:01,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 07:04:01,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 07:04:01,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 07:04:01,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 07:04:01,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 07:04:01,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 07:04:01,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 07:04:01,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 07:04:01,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 07:04:01,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 07:04:01,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 07:04:01,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 07:04:01,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 07:04:01,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 07:04:01,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 07:04:01,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 07:04:01,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 07:04:01,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 07:04:01,498 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2022-12-06 07:04:01,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 07:04:01,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 07:04:01,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 07:04:01,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 07:04:01,526 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 07:04:01,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 07:04:01,527 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 07:04:01,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 07:04:01,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 07:04:01,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 07:04:01,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 07:04:01,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 07:04:01,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 07:04:01,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 07:04:01,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 07:04:01,530 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 07:04:01,530 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 07:04:01,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 07:04:01,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 07:04:01,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 07:04:01,802 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 07:04:01,805 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 07:04:01,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-06 07:04:02,827 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 07:04:03,195 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 07:04:03,195 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-06 07:04:03,223 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4435a43b/3dadded7cb5a41c1a3e371dd218479dd/FLAG92e34d33a [2022-12-06 07:04:03,237 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4435a43b/3dadded7cb5a41c1a3e371dd218479dd [2022-12-06 07:04:03,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 07:04:03,251 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 07:04:03,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 07:04:03,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 07:04:03,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 07:04:03,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:04:03" (1/1) ... [2022-12-06 07:04:03,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245454a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:03, skipping insertion in model container [2022-12-06 07:04:03,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:04:03" (1/1) ... [2022-12-06 07:04:03,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 07:04:03,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 07:04:03,606 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_open_pc8736x_gpio_get.i[5469,5482] [2022-12-06 07:04:03,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,875 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,903 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,904 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,910 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,910 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,915 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,916 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,921 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:03,922 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:03,940 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 07:04:03,948 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 07:04:03,956 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 07:04:03,969 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 07:04:04,135 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 07:04:04,143 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 07:04:04,299 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 07:04:04,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:04,410 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:04,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:04,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:04,420 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:04,421 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:04,684 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 07:04:04,689 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 07:04:04,695 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 07:04:04,831 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 07:04:04,832 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 07:04:04,836 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 07:04:04,837 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 07:04:05,051 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 07:04:05,414 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 07:04:05,422 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 07:04:05,466 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 07:04:05,469 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 07:04:05,679 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 07:04:05,834 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 07:04:05,837 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 07:04:05,969 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 07:04:06,106 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 07:04:06,106 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 07:04:06,106 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 07:04:06,754 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 07:04:06,754 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:06,759 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:06,763 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:06,772 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:07,141 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 07:04:07,143 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 07:04:07,169 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 07:04:07,170 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 07:04:07,171 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 07:04:07,173 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 07:04:07,173 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 07:04:07,173 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 07:04:07,176 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 07:04:07,176 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 07:04:07,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 07:04:07,211 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 07:04:07,233 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_open_pc8736x_gpio_get.i[5469,5482] [2022-12-06 07:04:07,238 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,238 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,239 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,239 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,239 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,240 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,240 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,241 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,242 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,242 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,242 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,242 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,242 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,244 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 07:04:07,244 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 07:04:07,245 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 07:04:07,245 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 07:04:07,249 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 07:04:07,258 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 07:04:07,264 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 07:04:07,270 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,270 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 07:04:07,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 07:04:07,286 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 07:04:07,286 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 07:04:07,286 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 07:04:07,289 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 07:04:07,289 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 07:04:07,289 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 07:04:07,289 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 07:04:07,294 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 07:04:07,304 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 07:04:07,306 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 07:04:07,308 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 07:04:07,308 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 07:04:07,314 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 07:04:07,318 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 07:04:07,318 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 07:04:07,323 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 07:04:07,326 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 07:04:07,326 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 07:04:07,327 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 07:04:07,373 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 07:04:07,373 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:07,376 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:07,379 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:07,381 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 07:04:07,479 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 07:04:07,479 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 07:04:07,481 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 07:04:07,482 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 07:04:07,482 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 07:04:07,483 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 07:04:07,483 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 07:04:07,483 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 07:04:07,484 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 07:04:07,484 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 07:04:07,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 07:04:07,996 INFO L208 MainTranslator]: Completed translation [2022-12-06 07:04:07,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07 WrapperNode [2022-12-06 07:04:07,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 07:04:07,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 07:04:07,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 07:04:07,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 07:04:08,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,135 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 49, statements flattened = 662 [2022-12-06 07:04:08,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 07:04:08,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 07:04:08,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 07:04:08,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 07:04:08,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,189 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 07:04:08,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 07:04:08,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 07:04:08,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 07:04:08,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (1/1) ... [2022-12-06 07:04:08,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 07:04:08,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 07:04:08,236 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) [2022-12-06 07:04:08,251 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 [2022-12-06 07:04:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 07:04:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 07:04:08,262 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 07:04:08,620 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 07:04:08,621 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 07:04:09,111 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 07:04:09,125 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 07:04:09,125 INFO L302 CfgBuilder]: Removed 23 assume(true) statements. [2022-12-06 07:04:09,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:04:09 BoogieIcfgContainer [2022-12-06 07:04:09,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 07:04:09,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 07:04:09,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 07:04:09,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 07:04:09,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:04:03" (1/3) ... [2022-12-06 07:04:09,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f83ce90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:04:09, skipping insertion in model container [2022-12-06 07:04:09,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:04:07" (2/3) ... [2022-12-06 07:04:09,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f83ce90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:04:09, skipping insertion in model container [2022-12-06 07:04:09,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:04:09" (3/3) ... [2022-12-06 07:04:09,133 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-06 07:04:09,144 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 07:04:09,145 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 07:04:09,145 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 07:04:09,234 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 07:04:09,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 681 places, 726 transitions, 1468 flow [2022-12-06 07:04:09,381 INFO L130 PetriNetUnfolder]: 52/724 cut-off events. [2022-12-06 07:04:09,381 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 07:04:09,387 INFO L83 FinitePrefix]: Finished finitePrefix Result has 733 conditions, 724 events. 52/724 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1032 event pairs, 0 based on Foata normal form. 0/670 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 07:04:09,387 INFO L82 GeneralOperation]: Start removeDead. Operand has 681 places, 726 transitions, 1468 flow [2022-12-06 07:04:09,394 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 671 places, 716 transitions, 1441 flow [2022-12-06 07:04:09,395 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:04:09,406 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-06 07:04:09,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 671 places, 716 transitions, 1441 flow [2022-12-06 07:04:09,495 INFO L130 PetriNetUnfolder]: 52/716 cut-off events. [2022-12-06 07:04:09,495 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 07:04:09,497 INFO L83 FinitePrefix]: Finished finitePrefix Result has 724 conditions, 716 events. 52/716 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 965 event pairs, 0 based on Foata normal form. 0/662 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 07:04:09,503 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-06 07:04:09,503 INFO L188 LiptonReduction]: Number of co-enabled transitions 8602 [2022-12-06 07:04:11,393 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:11,394 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:11,400 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:11,401 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:11,492 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:11,494 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:11,496 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:11,496 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:11,499 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:11,499 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:11,501 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:11,502 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:12,661 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:12,662 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:12,663 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:12,664 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:13,054 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:13,055 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:13,056 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:13,057 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:13,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:13,408 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:13,409 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:13,410 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:15,981 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:15,981 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:17,122 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:17,123 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:17,124 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:17,124 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:17,818 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:17,819 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:18,350 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:18,351 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:18,352 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:18,353 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:19,178 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:19,178 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:19,181 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:19,182 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:19,185 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:19,185 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:19,188 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:19,188 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:19,964 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:19,965 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:19,967 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:19,967 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:20,823 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:20,823 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:21,267 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:21,267 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:21,268 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:21,269 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:21,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:21,300 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:21,668 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:21,668 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:21,671 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:21,671 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:22,658 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:22,659 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:22,661 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:22,662 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:24,252 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:24,253 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:24,314 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:24,314 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:24,316 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:24,316 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:27,987 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:27,987 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:27,988 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:27,989 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:28,791 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:28,792 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:28,801 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:28,802 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:33,424 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:33,427 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 07:04:34,538 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:34,539 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 07:04:34,543 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:34,543 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2022-12-06 07:04:34,546 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:34,547 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2022-12-06 07:04:35,452 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:35,452 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:35,454 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:35,455 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:35,862 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:35,863 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:37,138 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:37,138 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:37,140 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:37,140 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:37,439 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:37,455 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:38,008 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:38,009 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 07:04:38,013 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:38,013 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 07:04:38,020 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:38,020 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-06 07:04:38,023 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:38,024 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-12-06 07:04:58,713 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:58,713 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:58,716 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:58,717 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:58,745 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:58,745 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:04:58,747 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:04:58,747 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:09,304 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:09,305 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:09,307 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:09,308 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:09,504 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:09,505 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:09,507 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:09,507 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:36,420 WARN L233 SmtUtils]: Spent 15.24s on a formula simplification that was a NOOP. DAG size: 612 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:06:03,292 WARN L233 SmtUtils]: Spent 26.86s on a formula simplification that was a NOOP. DAG size: 536 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:07:04,060 WARN L233 SmtUtils]: Spent 1.01m on a formula simplification that was a NOOP. DAG size: 612 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:07:52,624 WARN L233 SmtUtils]: Spent 48.55s on a formula simplification that was a NOOP. DAG size: 536 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:07:52,957 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:07:52,957 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 07:07:52,960 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:07:52,961 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 07:07:52,964 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:07:52,964 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 07:07:52,967 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:07:52,968 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 07:07:52,970 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:07:52,971 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 07:08:36,897 WARN L233 SmtUtils]: Spent 43.79s on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:08:58,075 WARN L233 SmtUtils]: Spent 21.17s 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) [2022-12-06 07:10:07,741 WARN L233 SmtUtils]: Spent 1.16m on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:10:42,821 WARN L233 SmtUtils]: Spent 35.08s 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) [2022-12-06 07:10:43,340 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:43,340 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:43,342 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:43,343 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:43,353 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:43,353 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:43,355 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:43,356 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:45,692 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:45,692 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:45,694 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:45,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:51,129 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:51,129 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:51,133 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:51,133 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:51,148 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:10:51,148 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:10:51,189 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 07:11:01,496 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:01,496 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:01,574 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 07:11:01,631 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:01,632 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:01,647 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:01,648 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:14,598 INFO L203 LiptonReduction]: Total number of compositions: 664 [2022-12-06 07:11:14,618 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 07:11:14,622 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=REPEATED_LIPTON_PN, 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;@4edde5a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 07:11:14,622 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 07:11:14,628 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 07:11:14,628 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:11:14,628 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:11:14,629 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 07:11:14,629 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 07:11:14,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:11:14,633 INFO L85 PathProgramCache]: Analyzing trace with hash 2625386, now seen corresponding path program 1 times [2022-12-06 07:11:14,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:11:14,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925972238] [2022-12-06 07:11:14,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:11:14,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:11:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:11:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 07:11:15,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:11:15,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925972238] [2022-12-06 07:11:15,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925972238] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:11:15,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:11:15,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 07:11:15,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721053566] [2022-12-06 07:11:15,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:11:15,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 07:11:15,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:11:15,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 07:11:15,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 07:11:15,061 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 55 [2022-12-06 07:11:15,062 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 55 transitions, 119 flow. Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-12-06 07:11:15,062 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:11:15,062 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 55 [2022-12-06 07:11:15,063 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:11:15,321 INFO L130 PetriNetUnfolder]: 223/415 cut-off events. [2022-12-06 07:11:15,321 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2022-12-06 07:11:15,324 INFO L83 FinitePrefix]: Finished finitePrefix Result has 860 conditions, 415 events. 223/415 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1746 event pairs, 213 based on Foata normal form. 0/253 useless extension candidates. Maximal degree in co-relation 704. Up to 416 conditions per place. [2022-12-06 07:11:15,326 INFO L137 encePairwiseOnDemand]: 44/55 looper letters, 40 selfloop transitions, 0 changer transitions 4/44 dead transitions. [2022-12-06 07:11:15,326 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 44 transitions, 185 flow [2022-12-06 07:11:15,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 07:11:15,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 07:11:15,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 55 transitions. [2022-12-06 07:11:15,335 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 07:11:15,338 INFO L175 Difference]: Start difference. First operand has 42 places, 55 transitions, 119 flow. Second operand 2 states and 55 transitions. [2022-12-06 07:11:15,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 44 transitions, 185 flow [2022-12-06 07:11:15,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 44 transitions, 180 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 07:11:15,342 INFO L231 Difference]: Finished difference. Result has 39 places, 40 transitions, 83 flow [2022-12-06 07:11:15,344 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=55, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=83, PETRI_PLACES=39, PETRI_TRANSITIONS=40} [2022-12-06 07:11:15,346 INFO L294 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2022-12-06 07:11:15,346 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:11:15,347 INFO L89 Accepts]: Start accepts. Operand has 39 places, 40 transitions, 83 flow [2022-12-06 07:11:15,350 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:11:15,350 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:11:15,350 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 40 transitions, 83 flow [2022-12-06 07:11:15,352 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 34 places, 40 transitions, 83 flow [2022-12-06 07:11:15,364 INFO L130 PetriNetUnfolder]: 10/40 cut-off events. [2022-12-06 07:11:15,364 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:11:15,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 40 events. 10/40 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 109 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-06 07:11:15,365 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 40 transitions, 83 flow [2022-12-06 07:11:15,365 INFO L188 LiptonReduction]: Number of co-enabled transitions 106 [2022-12-06 07:11:15,387 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:15,387 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:15,389 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:15,390 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:20,199 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:20,199 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:20,201 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:20,202 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:22,074 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:22,076 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:22,080 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:22,080 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:22,827 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:22,828 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:22,830 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:22,830 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:26,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:26,407 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:26,410 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:26,411 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:29,568 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:29,569 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:29,571 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:29,571 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,246 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,247 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,249 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,249 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,251 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,251 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,257 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,257 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,308 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 07:11:30,328 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,328 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,330 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,330 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,335 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,335 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,337 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,337 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:30,349 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:11:30,349 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:11:39,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 07:11:39,211 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 6 out of bounds for length 6 at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70) at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248) at java.base/java.util.Objects.checkIndex(Objects.java:372) at java.base/java.util.ArrayList.get(ArrayList.java:459) at de.uni_freiburg.informatik.ultimate.automata.petrinet.PetriNetRun.getTransition(PetriNetRun.java:125) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.adaptRun(ChoiceRule.java:163) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.applyInternal(ChoiceRule.java:115) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ReductionRule.apply(ReductionRule.java:80) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.choiceRuleWrapper(LiptonReduction.java:239) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.performReduction(LiptonReduction.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.refineAbstraction(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-06 07:11:39,215 INFO L158 Benchmark]: Toolchain (without parser) took 455973.84ms. Allocated memory was 190.8MB in the beginning and 602.9MB in the end (delta: 412.1MB). Free memory was 156.5MB in the beginning and 155.5MB in the end (delta: 1.0MB). Peak memory consumption was 420.7MB. Max. memory is 8.0GB. [2022-12-06 07:11:39,215 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 190.8MB. Free memory is still 167.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 07:11:39,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4743.25ms. Allocated memory was 190.8MB in the beginning and 343.9MB in the end (delta: 153.1MB). Free memory was 156.2MB in the beginning and 250.0MB in the end (delta: -93.7MB). Peak memory consumption was 146.5MB. Max. memory is 8.0GB. [2022-12-06 07:11:39,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.03ms. Allocated memory is still 343.9MB. Free memory was 250.0MB in the beginning and 238.9MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 07:11:39,218 INFO L158 Benchmark]: Boogie Preprocessor took 74.69ms. Allocated memory is still 343.9MB. Free memory was 238.9MB in the beginning and 233.2MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-06 07:11:39,220 INFO L158 Benchmark]: RCFGBuilder took 915.97ms. Allocated memory is still 343.9MB. Free memory was 233.2MB in the beginning and 172.4MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. [2022-12-06 07:11:39,224 INFO L158 Benchmark]: TraceAbstraction took 450085.17ms. Allocated memory was 343.9MB in the beginning and 602.9MB in the end (delta: 259.0MB). Free memory was 171.8MB in the beginning and 155.5MB in the end (delta: 16.4MB). Peak memory consumption was 281.7MB. Max. memory is 8.0GB. [2022-12-06 07:11:39,225 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 190.8MB. Free memory is still 167.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 4743.25ms. Allocated memory was 190.8MB in the beginning and 343.9MB in the end (delta: 153.1MB). Free memory was 156.2MB in the beginning and 250.0MB in the end (delta: -93.7MB). Peak memory consumption was 146.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 139.03ms. Allocated memory is still 343.9MB. Free memory was 250.0MB in the beginning and 238.9MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 74.69ms. Allocated memory is still 343.9MB. Free memory was 238.9MB in the beginning and 233.2MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 915.97ms. Allocated memory is still 343.9MB. Free memory was 233.2MB in the beginning and 172.4MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. * TraceAbstraction took 450085.17ms. Allocated memory was 343.9MB in the beginning and 602.9MB in the end (delta: 259.0MB). Free memory was 171.8MB in the beginning and 155.5MB in the end (delta: 16.4MB). Peak memory consumption was 281.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 425.1s, 671 PlacesBefore, 42 PlacesAfterwards, 716 TransitionsBefore, 55 TransitionsAfterwards, 8602 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 104 ConcurrentYvCompositions, 26 ChoiceCompositions, 664 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 6941, independent unconditional: 0, dependent: 42, dependent conditional: 42, dependent unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5208, independent: 5182, independent conditional: 0, independent unconditional: 5182, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5208, independent: 5182, independent conditional: 0, independent unconditional: 5182, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3719, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1577, dependent conditional: 0, dependent unconditional: 1577, unknown: 2142, unknown conditional: 0, unknown unconditional: 2142] ], Cache Queries: [ total: 6988, independent: 1759, independent conditional: 0, independent unconditional: 1759, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 5212, unknown conditional: 0, unknown unconditional: 5212] , Statistics on independence cache: Total cache size (in pairs): 13066, Positive cache size: 13041, Positive conditional cache size: 0, Positive unconditional cache size: 13041, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Unknown cache size: 1, Unknown conditional cache size: 0, Unknown unconditional cache size: 1, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 6 out of bounds for length 6 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 6 out of bounds for length 6: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 07:11:39,302 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...