/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 04:49:06,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 04:49:06,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 04:49:06,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 04:49:06,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 04:49:06,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 04:49:06,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 04:49:06,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 04:49:06,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 04:49:06,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 04:49:06,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 04:49:06,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 04:49:06,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 04:49:06,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 04:49:06,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 04:49:06,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 04:49:06,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 04:49:06,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 04:49:06,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 04:49:06,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 04:49:06,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 04:49:06,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 04:49:06,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 04:49:06,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 04:49:06,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 04:49:06,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 04:49:06,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 04:49:06,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 04:49:06,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 04:49:06,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 04:49:06,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 04:49:06,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 04:49:06,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 04:49:06,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 04:49:06,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 04:49:06,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 04:49:06,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 04:49:06,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 04:49:06,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 04:49:06,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 04:49:06,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 04:49:06,431 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-RepeatedSemanticLbeWithPredicates.epf [2022-12-06 04:49:06,462 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 04:49:06,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 04:49:06,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 04:49:06,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 04:49:06,465 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 04:49:06,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 04:49:06,466 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 04:49:06,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 04:49:06,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 04:49:06,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 04:49:06,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 04:49:06,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 04:49:06,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 04:49:06,467 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 04:49:06,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 04:49:06,467 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 04:49:06,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 04:49:06,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 04:49:06,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 04:49:06,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 04:49:06,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 04:49:06,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:49:06,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 04:49:06,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 04:49:06,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 04:49:06,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 04:49:06,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 04:49:06,469 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 04:49:06,469 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 04:49:06,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 04:49:06,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 04:49:06,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 04:49:06,800 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 04:49:06,800 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 04:49:06,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-06 04:49:07,971 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 04:49:08,500 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 04:49:08,500 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-06 04:49:08,540 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc21cde09/29f773d8ad0646b38c64b8c03ec6ef4f/FLAG26756d95d [2022-12-06 04:49:08,562 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc21cde09/29f773d8ad0646b38c64b8c03ec6ef4f [2022-12-06 04:49:08,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 04:49:08,565 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 04:49:08,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 04:49:08,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 04:49:08,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 04:49:08,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:08" (1/1) ... [2022-12-06 04:49:08,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c013bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:08, skipping insertion in model container [2022-12-06 04:49:08,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:08" (1/1) ... [2022-12-06 04:49:08,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 04:49:08,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 04:49:09,023 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_current_pc8736x_gpio_get.i[5469,5482] [2022-12-06 04:49:09,380 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,381 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,387 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,389 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,395 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,402 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,410 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,425 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,426 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,432 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:09,432 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:09,452 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:49:09,460 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:09,470 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:09,484 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:09,696 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:09,705 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:09,969 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:49:10,099 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:10,100 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:10,106 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:10,106 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:10,113 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:10,113 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:10,385 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:49:10,391 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:49:10,397 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:49:10,516 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:49:10,516 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:10,520 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:49:10,520 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:10,707 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:49:11,174 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:11,182 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:11,225 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:49:11,230 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:49:11,446 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:49:11,588 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:49:11,592 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:49:11,728 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:49:11,933 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:49:11,934 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:49:11,934 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:49:12,775 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:49:12,776 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:12,783 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:12,789 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:12,795 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:13,329 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:13,332 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:13,372 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:49:13,373 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:49:13,375 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:49:13,377 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:13,377 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:49:13,377 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:49:13,381 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:13,382 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:49:13,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:49:13,434 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 04:49:13,457 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_current_pc8736x_gpio_get.i[5469,5482] [2022-12-06 04:49:13,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,465 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,466 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,467 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:49:13,470 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:13,470 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:13,471 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:13,474 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:13,476 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:13,481 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:49:13,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:13,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:13,510 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:49:13,511 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:49:13,511 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:49:13,514 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:49:13,514 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:13,515 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:49:13,515 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:13,523 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:49:13,538 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:13,540 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:13,542 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:49:13,542 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:49:13,551 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:49:13,557 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:49:13,557 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:49:13,562 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:49:13,566 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:49:13,567 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:49:13,567 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:49:13,625 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:49:13,625 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:13,627 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:13,631 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:13,634 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:13,719 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:13,719 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:13,723 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:49:13,724 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:49:13,725 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:49:13,727 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:13,727 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:49:13,727 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:49:13,728 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:13,728 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:49:13,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:49:14,233 INFO L208 MainTranslator]: Completed translation [2022-12-06 04:49:14,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14 WrapperNode [2022-12-06 04:49:14,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 04:49:14,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 04:49:14,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 04:49:14,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 04:49:14,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,407 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 47, statements flattened = 665 [2022-12-06 04:49:14,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 04:49:14,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 04:49:14,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 04:49:14,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 04:49:14,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,450 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 04:49:14,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 04:49:14,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 04:49:14,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 04:49:14,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (1/1) ... [2022-12-06 04:49:14,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:49:14,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 04:49:14,521 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 04:49:14,546 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 04:49:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 04:49:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 04:49:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 04:49:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 04:49:14,572 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2022-12-06 04:49:14,572 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2022-12-06 04:49:14,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 04:49:14,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 04:49:14,573 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 04:49:14,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 04:49:14,575 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 04:49:15,092 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 04:49:15,094 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 04:49:15,848 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 04:49:15,858 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 04:49:15,859 INFO L302 CfgBuilder]: Removed 21 assume(true) statements. [2022-12-06 04:49:15,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:15 BoogieIcfgContainer [2022-12-06 04:49:15,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 04:49:15,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 04:49:15,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 04:49:15,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 04:49:15,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:49:08" (1/3) ... [2022-12-06 04:49:15,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e1805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:49:15, skipping insertion in model container [2022-12-06 04:49:15,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:14" (2/3) ... [2022-12-06 04:49:15,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e1805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:49:15, skipping insertion in model container [2022-12-06 04:49:15,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:15" (3/3) ... [2022-12-06 04:49:15,868 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-06 04:49:15,883 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 04:49:15,883 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 04:49:15,883 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 04:49:15,963 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 04:49:15,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 684 places, 731 transitions, 1478 flow [2022-12-06 04:49:16,250 INFO L130 PetriNetUnfolder]: 54/729 cut-off events. [2022-12-06 04:49:16,250 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 04:49:16,260 INFO L83 FinitePrefix]: Finished finitePrefix Result has 738 conditions, 729 events. 54/729 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1042 event pairs, 0 based on Foata normal form. 0/673 useless extension candidates. Maximal degree in co-relation 652. Up to 9 conditions per place. [2022-12-06 04:49:16,260 INFO L82 GeneralOperation]: Start removeDead. Operand has 684 places, 731 transitions, 1478 flow [2022-12-06 04:49:16,272 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 674 places, 721 transitions, 1451 flow [2022-12-06 04:49:16,273 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:49:16,301 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 674 places, 721 transitions, 1451 flow [2022-12-06 04:49:16,311 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 674 places, 721 transitions, 1451 flow [2022-12-06 04:49:16,418 INFO L130 PetriNetUnfolder]: 54/721 cut-off events. [2022-12-06 04:49:16,418 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 04:49:16,420 INFO L83 FinitePrefix]: Finished finitePrefix Result has 729 conditions, 721 events. 54/721 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 976 event pairs, 0 based on Foata normal form. 0/665 useless extension candidates. Maximal degree in co-relation 652. Up to 9 conditions per place. [2022-12-06 04:49:16,429 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 674 places, 721 transitions, 1451 flow [2022-12-06 04:49:16,429 INFO L188 LiptonReduction]: Number of co-enabled transitions 9236 [2022-12-06 04:49:19,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:19,301 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:21,982 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:21,982 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:21,984 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:21,985 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:21,987 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:21,988 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:21,990 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:21,990 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:23,217 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:23,218 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:23,219 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:23,220 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:23,476 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:23,477 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:23,481 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:23,481 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:23,964 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:23,965 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:24,968 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:24,969 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:24,971 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:24,971 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:24,973 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:24,974 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:24,976 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:24,976 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:25,926 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:25,928 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:25,932 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:25,932 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:25,934 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:25,936 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:26,702 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:26,702 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:28,875 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:28,876 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:28,879 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:28,880 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-12-06 04:49:28,882 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:28,883 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:49:28,885 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:28,886 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:29,957 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:29,958 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:49:29,960 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:29,960 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:49:29,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:29,962 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:29,966 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:29,967 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:31,763 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:31,764 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:49:31,767 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:31,768 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:49:31,771 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:31,772 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:31,774 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:31,775 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:32,269 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:32,271 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:32,273 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:32,273 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:32,648 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:32,649 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:32,650 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:32,650 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:33,692 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:33,692 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:49:33,699 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:33,700 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:49:33,702 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:33,703 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:33,705 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:33,705 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:35,847 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:35,848 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:35,853 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:35,854 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:39,070 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:39,071 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:49:39,074 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:39,075 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:49:39,077 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:39,078 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:39,081 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:39,081 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:41,330 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:41,331 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:41,332 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:41,333 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:42,090 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:42,091 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:42,092 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:42,093 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:44,489 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:44,490 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:45,094 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,098 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:49:45,101 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,103 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:49:45,108 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,108 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:45,112 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,113 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:46,319 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:46,320 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:46,323 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:46,323 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:59,311 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:59,312 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:59,314 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:59,315 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:00,017 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:00,018 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:00,022 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:00,023 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:29,296 WARN L233 SmtUtils]: Spent 5.06s on a formula simplification that was a NOOP. DAG size: 271 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:50:35,055 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:35,055 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:35,071 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:35,072 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:35,354 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:35,355 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 04:51:20,860 WARN L233 SmtUtils]: Spent 36.44s on a formula simplification that was a NOOP. DAG size: 577 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:51:36,666 WARN L233 SmtUtils]: Spent 15.78s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:52:16,104 WARN L233 SmtUtils]: Spent 39.43s on a formula simplification that was a NOOP. DAG size: 577 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:52:52,326 WARN L233 SmtUtils]: Spent 36.20s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:52:52,667 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:52,670 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:52:52,673 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:52,674 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:52:56,503 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:56,503 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:52:56,506 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:56,507 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:52:56,509 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:56,510 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:52:56,512 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:56,512 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:52:56,515 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:56,515 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 04:53:59,004 WARN L233 SmtUtils]: Spent 1.04m 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 04:54:29,398 WARN L233 SmtUtils]: Spent 30.39s 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 04:55:14,434 WARN L233 SmtUtils]: Spent 45.03s 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 04:55:37,209 WARN L233 SmtUtils]: Spent 22.77s 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 04:55:39,445 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:39,446 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:39,448 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:39,449 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:39,452 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:39,453 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:39,455 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:39,455 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:40,659 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:40,660 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:40,661 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:40,662 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:43,283 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:43,283 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:55,950 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:55,951 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:56:04,413 INFO L203 LiptonReduction]: Total number of compositions: 671 [2022-12-06 04:56:04,424 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 04:56:04,427 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;@36ec5ad8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 04:56:04,428 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 04:56:04,443 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 04:56:04,443 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 04:56:04,444 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 04:56:04,444 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 04:56:04,444 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 04:56:04,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 04:56:04,447 INFO L85 PathProgramCache]: Analyzing trace with hash 2647843, now seen corresponding path program 1 times [2022-12-06 04:56:04,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 04:56:04,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513613634] [2022-12-06 04:56:04,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 04:56:04,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 04:56:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 04:56:04,954 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 04:56:04,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 04:56:04,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513613634] [2022-12-06 04:56:04,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513613634] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 04:56:04,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 04:56:04,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 04:56:04,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806964776] [2022-12-06 04:56:04,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 04:56:04,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 04:56:04,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 04:56:04,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 04:56:04,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 04:56:04,988 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 51 [2022-12-06 04:56:04,989 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 51 transitions, 111 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 04:56:04,989 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 04:56:04,989 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 51 [2022-12-06 04:56:04,990 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 04:56:05,392 INFO L130 PetriNetUnfolder]: 79/167 cut-off events. [2022-12-06 04:56:05,392 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-06 04:56:05,393 INFO L83 FinitePrefix]: Finished finitePrefix Result has 366 conditions, 167 events. 79/167 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 584 event pairs, 69 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 300. Up to 168 conditions per place. [2022-12-06 04:56:05,394 INFO L137 encePairwiseOnDemand]: 40/51 looper letters, 0 selfloop transitions, 0 changer transitions 40/40 dead transitions. [2022-12-06 04:56:05,394 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 40 transitions, 169 flow [2022-12-06 04:56:05,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 04:56:05,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 04:56:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 51 transitions. [2022-12-06 04:56:05,405 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 04:56:05,406 INFO L175 Difference]: Start difference. First operand has 39 places, 51 transitions, 111 flow. Second operand 2 states and 51 transitions. [2022-12-06 04:56:05,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 40 transitions, 169 flow [2022-12-06 04:56:05,410 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 40 transitions, 164 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 04:56:05,410 INFO L231 Difference]: Finished difference. Result has 35 places, 0 transitions, 0 flow [2022-12-06 04:56:05,412 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=35, PETRI_TRANSITIONS=0} [2022-12-06 04:56:05,415 INFO L294 CegarLoopForPetriNet]: 39 programPoint places, -4 predicate places. [2022-12-06 04:56:05,415 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:56:05,416 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 0 transitions, 0 flow [2022-12-06 04:56:05,423 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2022-12-06 04:56:05,423 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-06 04:56:05,423 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 04:56:05,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2022-12-06 04:56:05,423 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 0 places, 0 transitions, 0 flow [2022-12-06 04:56:05,423 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 04:56:05,424 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 04:56:05,425 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 10 [2022-12-06 04:56:05,425 INFO L495 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2022-12-06 04:56:05,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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 04:56:05,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-06 04:56:05,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-06 04:56:05,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-12-06 04:56:05,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-12-06 04:56:05,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-12-06 04:56:05,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 04:56:05,429 INFO L458 BasicCegarLoop]: Path program histogram: [1] [2022-12-06 04:56:05,434 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 04:56:05,435 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 04:56:05,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 04:56:05 BasicIcfg [2022-12-06 04:56:05,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 04:56:05,440 INFO L158 Benchmark]: Toolchain (without parser) took 416874.41ms. Allocated memory was 194.0MB in the beginning and 406.8MB in the end (delta: 212.9MB). Free memory was 158.6MB in the beginning and 218.2MB in the end (delta: -59.5MB). Peak memory consumption was 153.8MB. Max. memory is 8.0GB. [2022-12-06 04:56:05,440 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory is still 170.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 04:56:05,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5666.26ms. Allocated memory was 194.0MB in the beginning and 338.7MB in the end (delta: 144.7MB). Free memory was 158.6MB in the beginning and 199.2MB in the end (delta: -40.6MB). Peak memory consumption was 112.5MB. Max. memory is 8.0GB. [2022-12-06 04:56:05,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.05ms. Allocated memory is still 338.7MB. Free memory was 199.2MB in the beginning and 187.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 04:56:05,440 INFO L158 Benchmark]: Boogie Preprocessor took 67.60ms. Allocated memory is still 338.7MB. Free memory was 187.7MB in the beginning and 182.4MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-06 04:56:05,441 INFO L158 Benchmark]: RCFGBuilder took 1384.72ms. Allocated memory is still 338.7MB. Free memory was 182.4MB in the beginning and 240.8MB in the end (delta: -58.4MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-12-06 04:56:05,441 INFO L158 Benchmark]: TraceAbstraction took 409576.28ms. Allocated memory was 338.7MB in the beginning and 406.8MB in the end (delta: 68.2MB). Free memory was 240.3MB in the beginning and 218.2MB in the end (delta: 22.1MB). Peak memory consumption was 89.7MB. Max. memory is 8.0GB. [2022-12-06 04:56:05,445 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 194.0MB. Free memory is still 170.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5666.26ms. Allocated memory was 194.0MB in the beginning and 338.7MB in the end (delta: 144.7MB). Free memory was 158.6MB in the beginning and 199.2MB in the end (delta: -40.6MB). Peak memory consumption was 112.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 173.05ms. Allocated memory is still 338.7MB. Free memory was 199.2MB in the beginning and 187.7MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 67.60ms. Allocated memory is still 338.7MB. Free memory was 187.7MB in the beginning and 182.4MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1384.72ms. Allocated memory is still 338.7MB. Free memory was 182.4MB in the beginning and 240.8MB in the end (delta: -58.4MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 409576.28ms. Allocated memory was 338.7MB in the beginning and 406.8MB in the end (delta: 68.2MB). Free memory was 240.3MB in the beginning and 218.2MB in the end (delta: 22.1MB). Peak memory consumption was 89.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 408.0s, 674 PlacesBefore, 39 PlacesAfterwards, 721 TransitionsBefore, 51 TransitionsAfterwards, 9236 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 110 ConcurrentYvCompositions, 27 ChoiceCompositions, 671 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6649, independent: 6636, independent conditional: 6636, independent unconditional: 0, dependent: 13, dependent conditional: 13, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6649, independent: 6636, independent conditional: 0, independent unconditional: 6636, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6649, independent: 6636, independent conditional: 0, independent unconditional: 6636, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6649, independent: 6636, independent conditional: 0, independent unconditional: 6636, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5577, independent: 5570, independent conditional: 0, independent unconditional: 5570, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5577, independent: 5570, independent conditional: 0, independent unconditional: 5570, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6649, independent: 1066, independent conditional: 0, independent unconditional: 1066, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 5577, unknown conditional: 0, unknown unconditional: 5577] , Statistics on independence cache: Total cache size (in pairs): 12978, Positive cache size: 12971, Positive conditional cache size: 0, Positive unconditional cache size: 12971, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 0 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - PositiveResult [Line: 174]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 174]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 789 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 409.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 408.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40 IncrementalHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 40 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 2 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-06 04:56:05,488 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...