/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-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-05 23:34:53,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-05 23:34:53,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-05 23:34:53,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-05 23:34:53,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-05 23:34:53,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-05 23:34:53,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-05 23:34:53,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-05 23:34:53,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-05 23:34:53,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-05 23:34:53,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-05 23:34:53,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-05 23:34:53,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-05 23:34:53,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-05 23:34:53,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-05 23:34:53,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-05 23:34:53,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-05 23:34:53,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-05 23:34:53,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-05 23:34:53,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-05 23:34:53,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-05 23:34:53,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-05 23:34:53,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-05 23:34:53,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-05 23:34:53,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-05 23:34:53,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-05 23:34:53,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-05 23:34:53,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-05 23:34:53,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-05 23:34:53,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-05 23:34:53,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-05 23:34:53,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-05 23:34:53,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-05 23:34:53,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-05 23:34:53,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-05 23:34:53,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-05 23:34:53,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-05 23:34:53,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-05 23:34:53,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-05 23:34:53,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-05 23:34:53,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-05 23:34:53,312 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-RepeatedSemanticLbe.epf [2022-12-05 23:34:53,342 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-05 23:34:53,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-05 23:34:53,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-05 23:34:53,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-05 23:34:53,345 INFO L138 SettingsManager]: * Use SBE=true [2022-12-05 23:34:53,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-05 23:34:53,346 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-05 23:34:53,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-05 23:34:53,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-05 23:34:53,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-05 23:34:53,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-05 23:34:53,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-05 23:34:53,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-05 23:34:53,347 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-05 23:34:53,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-05 23:34:53,348 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-05 23:34:53,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-05 23:34:53,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-05 23:34:53,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-05 23:34:53,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-05 23:34:53,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-05 23:34:53,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 23:34:53,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-05 23:34:53,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-05 23:34:53,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-05 23:34:53,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-05 23:34:53,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-05 23:34:53,349 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-05 23:34:53,349 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-05 23:34:53,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-05 23:34:53,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-05 23:34:53,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-05 23:34:53,688 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-05 23:34:53,689 INFO L275 PluginConnector]: CDTParser initialized [2022-12-05 23:34:53,690 INFO L432 ainManager$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_change.i [2022-12-05 23:34:54,906 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-05 23:34:55,473 INFO L351 CDTParser]: Found 1 translation units. [2022-12-05 23:34:55,474 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-12-05 23:34:55,521 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce829bee/c3cec0adacf64ba6a7c4c98a97c0ca01/FLAG32e91ca5c [2022-12-05 23:34:55,539 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce829bee/c3cec0adacf64ba6a7c4c98a97c0ca01 [2022-12-05 23:34:55,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-05 23:34:55,542 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-05 23:34:55,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-05 23:34:55,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-05 23:34:55,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-05 23:34:55,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:55" (1/1) ... [2022-12-05 23:34:55,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4deaa423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:55, skipping insertion in model container [2022-12-05 23:34:55,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:55" (1/1) ... [2022-12-05 23:34:55,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-05 23:34:55,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-05 23:34:55,993 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_change.i[5469,5482] [2022-12-05 23:34:56,294 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,296 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,301 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,302 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,307 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,308 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,315 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,321 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,327 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,328 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,332 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,333 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,338 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,339 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,354 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 23:34:56,359 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:34:56,365 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:34:56,377 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:34:56,517 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:34:56,523 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:34:56,664 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 23:34:56,774 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,778 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,779 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:56,783 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:34:56,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:34:57,002 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 23:34:57,007 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 23:34:57,012 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 23:34:57,119 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 23:34:57,120 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:34:57,123 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 23:34:57,124 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:34:57,314 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 23:34:57,810 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:34:57,819 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:34:57,893 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 23:34:57,896 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 23:34:58,169 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 23:34:58,419 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 23:34:58,425 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 23:34:58,608 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 23:34:58,889 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 23:34:58,890 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 23:34:58,890 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 23:34:59,702 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 23:34:59,703 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:34:59,710 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:34:59,715 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:34:59,722 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:35:00,296 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:35:00,297 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:35:00,331 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 23:35:00,333 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 23:35:00,334 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 23:35:00,336 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:35:00,336 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 23:35:00,336 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 23:35:00,340 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:35:00,340 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 23:35:00,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 23:35:00,392 INFO L203 MainTranslator]: Completed pre-run [2022-12-05 23:35:00,415 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_change.i[5469,5482] [2022-12-05 23:35:00,421 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,421 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,422 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,423 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,425 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,425 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 23:35:00,425 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:35:00,426 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:35:00,426 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:35:00,430 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:35:00,431 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:35:00,441 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 23:35:00,448 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:35:00,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:35:00,459 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 23:35:00,460 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 23:35:00,460 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 23:35:00,463 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 23:35:00,463 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:35:00,464 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 23:35:00,464 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:35:00,473 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 23:35:00,487 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:35:00,488 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:35:00,490 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 23:35:00,491 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 23:35:00,500 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 23:35:00,505 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 23:35:00,506 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 23:35:00,510 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 23:35:00,515 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 23:35:00,515 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 23:35:00,515 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 23:35:00,611 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 23:35:00,612 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:35:00,614 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:35:00,621 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:35:00,624 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:35:00,664 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:35:00,664 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:35:00,668 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 23:35:00,669 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 23:35:00,670 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 23:35:00,671 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:35:00,672 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 23:35:00,672 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 23:35:00,672 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:35:00,672 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 23:35:00,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 23:35:01,074 INFO L208 MainTranslator]: Completed translation [2022-12-05 23:35:01,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01 WrapperNode [2022-12-05 23:35:01,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-05 23:35:01,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-05 23:35:01,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-05 23:35:01,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-05 23:35:01,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,271 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 56, statements flattened = 775 [2022-12-05 23:35:01,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-05 23:35:01,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-05 23:35:01,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-05 23:35:01,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-05 23:35:01,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,348 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-05 23:35:01,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-05 23:35:01,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-05 23:35:01,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-05 23:35:01,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (1/1) ... [2022-12-05 23:35:01,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 23:35:01,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 23:35:01,413 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) [2022-12-05 23:35:01,434 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 [2022-12-05 23:35:01,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-05 23:35:01,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-05 23:35:01,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-05 23:35:01,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-05 23:35:01,458 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-05 23:35:01,459 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-05 23:35:01,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-05 23:35:01,459 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-05 23:35:01,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-05 23:35:01,461 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-05 23:35:02,026 INFO L236 CfgBuilder]: Building ICFG [2022-12-05 23:35:02,028 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-05 23:35:02,843 INFO L277 CfgBuilder]: Performing block encoding [2022-12-05 23:35:02,854 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-05 23:35:02,854 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2022-12-05 23:35:02,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:35:02 BoogieIcfgContainer [2022-12-05 23:35:02,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-05 23:35:02,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-05 23:35:02,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-05 23:35:02,861 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-05 23:35:02,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.12 11:34:55" (1/3) ... [2022-12-05 23:35:02,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e9e4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 11:35:02, skipping insertion in model container [2022-12-05 23:35:02,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:35:01" (2/3) ... [2022-12-05 23:35:02,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e9e4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 11:35:02, skipping insertion in model container [2022-12-05 23:35:02,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:35:02" (3/3) ... [2022-12-05 23:35:02,863 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-12-05 23:35:02,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-05 23:35:02,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-12-05 23:35:02,879 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-05 23:35:02,982 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-05 23:35:03,018 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 794 places, 857 transitions, 1730 flow [2022-12-05 23:35:03,273 INFO L130 PetriNetUnfolder]: 70/855 cut-off events. [2022-12-05 23:35:03,273 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-05 23:35:03,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 864 conditions, 855 events. 70/855 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1433 event pairs, 0 based on Foata normal form. 0/781 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-05 23:35:03,283 INFO L82 GeneralOperation]: Start removeDead. Operand has 794 places, 857 transitions, 1730 flow [2022-12-05 23:35:03,294 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 784 places, 847 transitions, 1703 flow [2022-12-05 23:35:03,295 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:35:03,309 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 784 places, 847 transitions, 1703 flow [2022-12-05 23:35:03,316 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 784 places, 847 transitions, 1703 flow [2022-12-05 23:35:03,485 INFO L130 PetriNetUnfolder]: 70/847 cut-off events. [2022-12-05 23:35:03,486 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-05 23:35:03,490 INFO L83 FinitePrefix]: Finished finitePrefix Result has 855 conditions, 847 events. 70/847 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1345 event pairs, 0 based on Foata normal form. 0/773 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-05 23:35:03,506 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 784 places, 847 transitions, 1703 flow [2022-12-05 23:35:03,506 INFO L188 LiptonReduction]: Number of co-enabled transitions 25632 [2022-12-05 23:35:06,681 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:06,687 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:09,576 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:09,577 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:09,579 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:09,580 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:09,678 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:09,679 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:10,633 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:10,634 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:11,213 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:11,214 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 23:35:11,216 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:11,217 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:12,541 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:12,543 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:15,026 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:15,026 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:15,028 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:15,029 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:16,873 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:16,874 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:16,878 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:16,879 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:16,881 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:16,882 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:16,884 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:16,885 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:17,428 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:17,429 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:17,430 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:17,431 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:17,970 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:17,970 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:18,617 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:18,618 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:18,648 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:18,649 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:18,650 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:18,651 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:21,505 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:21,506 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:24,508 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:24,510 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 23:35:24,514 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:24,515 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-05 23:35:24,521 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:24,521 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-05 23:35:24,527 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:24,531 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:26,959 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:26,960 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:26,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:26,963 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:26,968 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:26,969 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:26,970 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:26,971 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:30,381 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:30,381 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:30,393 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:30,394 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:30,511 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:30,523 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:30,525 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:30,526 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:34,673 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:34,674 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:34,675 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:34,675 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:41,248 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:41,249 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 23:35:41,252 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:41,253 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 23:35:41,259 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:41,260 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 23:35:41,263 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:41,264 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-05 23:35:41,269 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:41,271 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:57,926 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:57,927 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:35:57,928 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:35:57,929 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:36:21,755 WARN L233 SmtUtils]: Spent 23.69s on a formula simplification that was a NOOP. DAG size: 552 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:36:54,897 WARN L233 SmtUtils]: Spent 33.13s on a formula simplification that was a NOOP. DAG size: 496 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:37:43,095 WARN L233 SmtUtils]: Spent 48.19s on a formula simplification that was a NOOP. DAG size: 552 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:38:03,229 WARN L233 SmtUtils]: Spent 20.12s on a formula simplification that was a NOOP. DAG size: 496 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:38:50,583 WARN L233 SmtUtils]: Spent 45.61s on a formula simplification that was a NOOP. DAG size: 543 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:39:11,169 WARN L233 SmtUtils]: Spent 20.58s on a formula simplification that was a NOOP. DAG size: 527 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:39:46,952 WARN L233 SmtUtils]: Spent 35.78s on a formula simplification that was a NOOP. DAG size: 543 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:40:20,698 WARN L233 SmtUtils]: Spent 33.74s on a formula simplification that was a NOOP. DAG size: 527 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:40:21,389 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:21,389 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 23:40:21,394 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:21,394 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 23:40:21,398 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:21,399 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 23:40:21,402 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:21,403 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-05 23:40:21,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:21,407 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-05 23:41:20,381 WARN L233 SmtUtils]: Spent 58.83s on a formula simplification. DAG size of input: 559 DAG size of output: 557 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:41:59,952 WARN L233 SmtUtils]: Spent 39.57s on a formula simplification that was a NOOP. DAG size: 557 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:42:55,018 WARN L233 SmtUtils]: Spent 55.06s on a formula simplification. DAG size of input: 559 DAG size of output: 557 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:43:22,226 WARN L233 SmtUtils]: Spent 27.21s on a formula simplification that was a NOOP. DAG size: 557 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:43:22,252 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:22,255 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:43:22,257 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:22,258 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:44:00,962 WARN L233 SmtUtils]: Spent 35.90s on a formula simplification that was a NOOP. DAG size: 585 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:45:07,890 WARN L233 SmtUtils]: Spent 1.12m 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) [2022-12-05 23:46:11,512 WARN L233 SmtUtils]: Spent 1.06m on a formula simplification that was a NOOP. DAG size: 585 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:46:44,925 WARN L233 SmtUtils]: Spent 33.41s 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) [2022-12-05 23:46:45,260 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:45,261 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:45,263 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:45,264 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:56,885 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:56,885 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:56,887 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:56,887 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:07,783 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:07,784 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:07,788 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:07,788 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:13,541 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:13,541 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:34,131 INFO L203 LiptonReduction]: Total number of compositions: 787 [2022-12-05 23:47:34,143 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-05 23:47:34,147 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;@15a455a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-05 23:47:34,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-12-05 23:47:34,157 INFO L130 PetriNetUnfolder]: 7/14 cut-off events. [2022-12-05 23:47:34,158 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:47:34,158 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:47:34,158 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-05 23:47:34,159 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 6 more)] === [2022-12-05 23:47:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:47:34,163 INFO L85 PathProgramCache]: Analyzing trace with hash 3277335, now seen corresponding path program 1 times [2022-12-05 23:47:34,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:47:34,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996620560] [2022-12-05 23:47:34,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:47:34,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:47:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:47:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-05 23:47:34,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:47:34,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996620560] [2022-12-05 23:47:34,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996620560] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 23:47:34,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 23:47:34,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-05 23:47:34,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772648205] [2022-12-05 23:47:34,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 23:47:34,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-05 23:47:34,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 23:47:34,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-05 23:47:34,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-05 23:47:34,717 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 93 [2022-12-05 23:47:34,718 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 93 transitions, 195 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) [2022-12-05 23:47:34,718 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 23:47:34,718 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 93 [2022-12-05 23:47:34,719 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 23:47:35,629 INFO L130 PetriNetUnfolder]: 1294/2264 cut-off events. [2022-12-05 23:47:35,629 INFO L131 PetriNetUnfolder]: For 112/112 co-relation queries the response was YES. [2022-12-05 23:47:35,631 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4595 conditions, 2264 events. 1294/2264 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 12584 event pairs, 1284 based on Foata normal form. 0/1078 useless extension candidates. Maximal degree in co-relation 4196. Up to 2265 conditions per place. [2022-12-05 23:47:35,636 INFO L137 encePairwiseOnDemand]: 76/93 looper letters, 76 selfloop transitions, 0 changer transitions 0/76 dead transitions. [2022-12-05 23:47:35,636 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 76 transitions, 313 flow [2022-12-05 23:47:35,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-05 23:47:35,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-05 23:47:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 93 transitions. [2022-12-05 23:47:35,646 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-05 23:47:35,648 INFO L175 Difference]: Start difference. First operand has 77 places, 93 transitions, 195 flow. Second operand 2 states and 93 transitions. [2022-12-05 23:47:35,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 76 transitions, 313 flow [2022-12-05 23:47:35,653 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 76 transitions, 308 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-05 23:47:35,655 INFO L231 Difference]: Finished difference. Result has 71 places, 76 transitions, 156 flow [2022-12-05 23:47:35,656 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=156, PETRI_PLACES=71, PETRI_TRANSITIONS=76} [2022-12-05 23:47:35,660 INFO L294 CegarLoopForPetriNet]: 77 programPoint places, -6 predicate places. [2022-12-05 23:47:35,660 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-05 23:47:35,660 INFO L89 Accepts]: Start accepts. Operand has 71 places, 76 transitions, 156 flow [2022-12-05 23:47:35,664 INFO L95 Accepts]: Finished accepts. [2022-12-05 23:47:35,664 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:47:35,664 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 76 transitions, 156 flow [2022-12-05 23:47:35,666 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 70 places, 76 transitions, 156 flow [2022-12-05 23:47:35,687 INFO L130 PetriNetUnfolder]: 10/76 cut-off events. [2022-12-05 23:47:35,688 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:47:35,688 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 76 events. 10/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 292 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-05 23:47:35,688 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 76 transitions, 156 flow [2022-12-05 23:47:35,688 INFO L188 LiptonReduction]: Number of co-enabled transitions 1048 [2022-12-05 23:47:35,705 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:35,705 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:35,710 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:35,711 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:38,705 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:38,705 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:38,708 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:38,709 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:39,313 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:39,313 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:47:39,316 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:47:39,316 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:09,668 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:09,668 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:09,748 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-05 23:48:09,822 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:09,824 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:09,827 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:09,828 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:09,830 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:09,831 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:09,850 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:09,851 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:17,050 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:17,051 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:17,054 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:17,054 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:20,398 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:20,398 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:20,403 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:20,404 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:20,424 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:20,424 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:20,438 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:20,438 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:24,138 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:24,139 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:24,149 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:48:24,150 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:48:28,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-05 23:48:28,781 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) [2022-12-05 23:48:28,785 INFO L158 Benchmark]: Toolchain (without parser) took 813241.93ms. Allocated memory was 177.2MB in the beginning and 418.4MB in the end (delta: 241.2MB). Free memory was 143.1MB in the beginning and 89.4MB in the end (delta: 53.8MB). Peak memory consumption was 330.1MB. Max. memory is 8.0GB. [2022-12-05 23:48:28,785 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory is still 154.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-05 23:48:28,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5530.40ms. Allocated memory was 177.2MB in the beginning and 348.1MB in the end (delta: 170.9MB). Free memory was 142.6MB in the beginning and 213.0MB in the end (delta: -70.4MB). Peak memory consumption was 108.7MB. Max. memory is 8.0GB. [2022-12-05 23:48:28,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.53ms. Allocated memory is still 348.1MB. Free memory was 213.0MB in the beginning and 201.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-05 23:48:28,788 INFO L158 Benchmark]: Boogie Preprocessor took 104.72ms. Allocated memory is still 348.1MB. Free memory was 201.1MB in the beginning and 195.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-05 23:48:28,789 INFO L158 Benchmark]: RCFGBuilder took 1479.00ms. Allocated memory is still 348.1MB. Free memory was 195.3MB in the beginning and 275.6MB in the end (delta: -80.2MB). Peak memory consumption was 65.5MB. Max. memory is 8.0GB. [2022-12-05 23:48:28,789 INFO L158 Benchmark]: TraceAbstraction took 805925.41ms. Allocated memory was 348.1MB in the beginning and 418.4MB in the end (delta: 70.3MB). Free memory was 274.5MB in the beginning and 89.4MB in the end (delta: 185.2MB). Peak memory consumption was 290.0MB. Max. memory is 8.0GB. [2022-12-05 23:48:28,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory is still 154.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5530.40ms. Allocated memory was 177.2MB in the beginning and 348.1MB in the end (delta: 170.9MB). Free memory was 142.6MB in the beginning and 213.0MB in the end (delta: -70.4MB). Peak memory consumption was 108.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 195.53ms. Allocated memory is still 348.1MB. Free memory was 213.0MB in the beginning and 201.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 104.72ms. Allocated memory is still 348.1MB. Free memory was 201.1MB in the beginning and 195.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1479.00ms. Allocated memory is still 348.1MB. Free memory was 195.3MB in the beginning and 275.6MB in the end (delta: -80.2MB). Peak memory consumption was 65.5MB. Max. memory is 8.0GB. * TraceAbstraction took 805925.41ms. Allocated memory was 348.1MB in the beginning and 418.4MB in the end (delta: 70.3MB). Free memory was 274.5MB in the beginning and 89.4MB in the end (delta: 185.2MB). Peak memory consumption was 290.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 750.6s, 784 PlacesBefore, 77 PlacesAfterwards, 847 TransitionsBefore, 93 TransitionsAfterwards, 25632 CoEnabledTransitionPairs, 4 FixpointIterations, 0 TrivialSequentialCompositions, 8 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 208 ConcurrentYvCompositions, 37 ChoiceCompositions, 787 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 23916, independent unconditional: 0, dependent: 162, dependent conditional: 162, dependent unconditional: 0, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 0, independent unconditional: 23916, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 0, independent unconditional: 23916, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 0, independent unconditional: 23916, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17277, independent: 17220, independent conditional: 0, independent unconditional: 17220, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17277, independent: 17187, independent conditional: 0, independent unconditional: 17187, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4872, independent: 29, independent conditional: 0, independent unconditional: 29, dependent: 297, dependent conditional: 0, dependent unconditional: 297, unknown: 4547, unknown conditional: 0, unknown unconditional: 4547] ], Cache Queries: [ total: 24088, independent: 6696, independent conditional: 0, independent unconditional: 6696, dependent: 107, dependent conditional: 0, dependent unconditional: 107, unknown: 17285, unknown conditional: 0, unknown unconditional: 17285] , Statistics on independence cache: Total cache size (in pairs): 47499, Positive cache size: 47444, Positive conditional cache size: 0, Positive unconditional cache size: 47444, Negative cache size: 55, Negative conditional cache size: 0, Negative unconditional cache size: 55, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, 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. [2022-12-05 23:48:28,871 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...