/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -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 [2022-12-05 20:36:15,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-05 20:36:15,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-05 20:36:15,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-05 20:36:15,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-05 20:36:15,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-05 20:36:15,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-05 20:36:15,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-05 20:36:15,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-05 20:36:15,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-05 20:36:15,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-05 20:36:15,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-05 20:36:15,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-05 20:36:15,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-05 20:36:15,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-05 20:36:15,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-05 20:36:15,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-05 20:36:15,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-05 20:36:15,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-05 20:36:15,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-05 20:36:15,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-05 20:36:15,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-05 20:36:15,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-05 20:36:15,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-05 20:36:15,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-05 20:36:15,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-05 20:36:15,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-05 20:36:15,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-05 20:36:15,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-05 20:36:15,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-05 20:36:15,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-05 20:36:15,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-05 20:36:15,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-05 20:36:15,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-05 20:36:15,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-05 20:36:15,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-05 20:36:15,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-05 20:36:15,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-05 20:36:15,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-05 20:36:15,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-05 20:36:15,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-05 20:36:15,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2022-12-05 20:36:15,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-05 20:36:15,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-05 20:36:15,476 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-05 20:36:15,476 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-05 20:36:15,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-05 20:36:15,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-05 20:36:15,477 INFO L138 SettingsManager]: * Use SBE=true [2022-12-05 20:36:15,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-05 20:36:15,477 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-05 20:36:15,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-05 20:36:15,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-05 20:36:15,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 20:36:15,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-05 20:36:15,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-05 20:36:15,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-05 20:36:15,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-05 20:36:15,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-05 20:36:15,480 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-05 20:36:15,480 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-05 20:36:15,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-05 20:36:15,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-05 20:36:15,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-05 20:36:15,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-05 20:36:15,748 INFO L275 PluginConnector]: CDTParser initialized [2022-12-05 20:36:15,749 INFO L432 ainManager$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 [2022-12-05 20:36:16,707 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-05 20:36:17,096 INFO L351 CDTParser]: Found 1 translation units. [2022-12-05 20:36:17,097 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-05 20:36:17,143 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e33a9c4b/93876b5667a249b3ab49e3e8d1bf30f2/FLAG6ef78af62 [2022-12-05 20:36:17,159 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e33a9c4b/93876b5667a249b3ab49e3e8d1bf30f2 [2022-12-05 20:36:17,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-05 20:36:17,162 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-05 20:36:17,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-05 20:36:17,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-05 20:36:17,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-05 20:36:17,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 08:36:17" (1/1) ... [2022-12-05 20:36:17,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cdfb704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:17, skipping insertion in model container [2022-12-05 20:36:17,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 08:36:17" (1/1) ... [2022-12-05 20:36:17,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-05 20:36:17,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-05 20:36:17,515 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] [2022-12-05 20:36:17,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,806 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,813 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,819 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,819 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,825 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,826 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,831 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,840 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,845 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:17,845 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:17,857 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 20:36:17,863 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:36:17,869 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:36:17,878 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:36:18,006 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:36:18,012 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:36:18,153 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 20:36:18,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:18,267 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:18,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:18,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:18,276 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:18,281 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:18,467 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 20:36:18,470 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 20:36:18,473 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 20:36:18,543 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 20:36:18,543 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:36:18,546 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 20:36:18,546 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:36:18,673 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 20:36:18,962 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:36:18,968 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:36:19,010 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 20:36:19,013 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 20:36:19,194 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 20:36:19,348 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 20:36:19,352 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 20:36:19,462 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 20:36:19,610 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 20:36:19,610 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 20:36:19,610 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 20:36:20,462 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 20:36:20,463 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:20,466 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:20,469 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:20,471 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:21,470 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:36:21,471 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:36:21,513 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 20:36:21,514 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 20:36:21,515 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 20:36:21,516 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:36:21,516 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 20:36:21,516 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 20:36:21,521 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:36:21,521 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 20:36:21,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 20:36:21,575 INFO L203 MainTranslator]: Completed pre-run [2022-12-05 20:36:21,585 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] [2022-12-05 20:36:21,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,594 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 20:36:21,594 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:36:21,594 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:36:21,595 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:36:21,598 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:36:21,598 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:36:21,600 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 20:36:21,605 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:36:21,607 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:36:21,614 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 20:36:21,614 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 20:36:21,614 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 20:36:21,675 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 20:36:21,676 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:36:21,676 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 20:36:21,676 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:36:21,682 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 20:36:21,696 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:36:21,697 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:36:21,699 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 20:36:21,699 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 20:36:21,706 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 20:36:21,710 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 20:36:21,725 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 20:36:21,729 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 20:36:21,733 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 20:36:21,733 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 20:36:21,734 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 20:36:21,792 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 20:36:21,793 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:21,794 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:21,796 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:21,798 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:36:21,860 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:36:21,860 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:36:21,865 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 20:36:21,866 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 20:36:21,867 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 20:36:21,868 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:36:21,868 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 20:36:21,868 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 20:36:21,868 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:36:21,869 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 20:36:21,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 20:36:22,308 INFO L208 MainTranslator]: Completed translation [2022-12-05 20:36:22,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22 WrapperNode [2022-12-05 20:36:22,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-05 20:36:22,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-05 20:36:22,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-05 20:36:22,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-05 20:36:22,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,436 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 47, statements flattened = 665 [2022-12-05 20:36:22,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-05 20:36:22,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-05 20:36:22,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-05 20:36:22,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-05 20:36:22,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,471 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-05 20:36:22,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-05 20:36:22,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-05 20:36:22,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-05 20:36:22,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (1/1) ... [2022-12-05 20:36:22,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 20:36:22,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 20:36:22,521 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) [2022-12-05 20:36:22,539 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 20:36:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-05 20:36:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-05 20:36:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-05 20:36:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-05 20:36:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2022-12-05 20:36:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2022-12-05 20:36:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-05 20:36:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-05 20:36:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-05 20:36:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-05 20:36:22,561 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 20:36:22,969 INFO L236 CfgBuilder]: Building ICFG [2022-12-05 20:36:22,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-05 20:36:23,531 INFO L277 CfgBuilder]: Performing block encoding [2022-12-05 20:36:23,539 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-05 20:36:23,539 INFO L302 CfgBuilder]: Removed 21 assume(true) statements. [2022-12-05 20:36:23,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 08:36:23 BoogieIcfgContainer [2022-12-05 20:36:23,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-05 20:36:23,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-05 20:36:23,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-05 20:36:23,544 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-05 20:36:23,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.12 08:36:17" (1/3) ... [2022-12-05 20:36:23,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787ed5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 08:36:23, skipping insertion in model container [2022-12-05 20:36:23,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:36:22" (2/3) ... [2022-12-05 20:36:23,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787ed5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 08:36:23, skipping insertion in model container [2022-12-05 20:36:23,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 08:36:23" (3/3) ... [2022-12-05 20:36:23,546 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-05 20:36:23,557 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-05 20:36:23,557 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-05 20:36:23,557 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-05 20:36:23,660 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-05 20:36:23,688 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 684 places, 731 transitions, 1478 flow [2022-12-05 20:36:23,885 INFO L130 PetriNetUnfolder]: 54/729 cut-off events. [2022-12-05 20:36:23,885 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-05 20:36:23,892 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. [2022-12-05 20:36:23,892 INFO L82 GeneralOperation]: Start removeDead. Operand has 684 places, 731 transitions, 1478 flow [2022-12-05 20:36:23,901 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 674 places, 721 transitions, 1451 flow [2022-12-05 20:36:23,902 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 20:36:23,923 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 674 places, 721 transitions, 1451 flow [2022-12-05 20:36:23,931 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 674 places, 721 transitions, 1451 flow [2022-12-05 20:36:24,064 INFO L130 PetriNetUnfolder]: 54/721 cut-off events. [2022-12-05 20:36:24,064 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-05 20:36:24,067 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. [2022-12-05 20:36:24,074 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 674 places, 721 transitions, 1451 flow [2022-12-05 20:36:24,075 INFO L188 LiptonReduction]: Number of co-enabled transitions 9236 [2022-12-05 20:36:26,296 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:26,297 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:28,469 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:28,470 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:28,472 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:28,472 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:28,474 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:28,474 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:28,475 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:28,476 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:29,495 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:29,496 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:29,497 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:29,498 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:29,716 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:29,717 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:29,718 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:29,718 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:30,100 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:30,111 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:30,984 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:30,984 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:30,986 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:30,987 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:30,991 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:30,991 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:30,993 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:30,994 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:31,859 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:31,859 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:31,862 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:31,862 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:31,864 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:31,865 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:32,477 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:32,477 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:34,437 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:34,438 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:34,440 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:34,441 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-12-05 20:36:34,444 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:34,445 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-05 20:36:34,446 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:34,447 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:35,326 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:35,327 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:36:35,329 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:35,330 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:36:35,333 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:35,334 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:36:35,338 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:35,339 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:37,094 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,095 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:36:37,097 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,097 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:36:37,101 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,102 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:36:37,111 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,111 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:37,605 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,606 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:37,607 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,607 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:37,936 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,937 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:37,938 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:37,938 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:38,888 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:38,889 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:36:38,895 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:38,896 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:36:38,898 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:38,898 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:36:38,900 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:38,900 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:40,863 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:40,865 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:40,867 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:40,868 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:43,808 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:43,809 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:36:43,811 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:43,812 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:36:43,814 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:43,814 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:36:43,816 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:43,817 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:45,766 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:45,767 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:45,768 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:45,768 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:46,401 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:46,402 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:46,411 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:46,412 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:48,800 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:48,801 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:49,370 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:49,373 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:36:49,376 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:49,377 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:36:49,380 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:49,382 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:36:49,385 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:49,385 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:50,495 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:50,496 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:36:50,500 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:36:50,501 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:03,679 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:03,679 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:03,681 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:03,682 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:04,314 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:04,315 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:04,318 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:04,319 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:33,522 WARN L233 SmtUtils]: Spent 5.15s 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) [2022-12-05 20:37:39,377 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:39,377 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:39,391 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:39,392 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:37:39,607 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:37:39,608 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-05 20:38:26,647 WARN L233 SmtUtils]: Spent 38.16s 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) [2022-12-05 20:38:42,777 WARN L233 SmtUtils]: Spent 16.11s 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) [2022-12-05 20:39:23,185 WARN L233 SmtUtils]: Spent 40.41s 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) [2022-12-05 20:39:59,172 WARN L233 SmtUtils]: Spent 35.97s 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) [2022-12-05 20:39:59,505 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:59,505 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:59,508 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:59,508 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:40:03,088 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:03,088 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:40:03,091 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:03,092 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:40:03,094 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:03,095 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:40:03,097 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:03,098 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-05 20:40:03,101 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:03,101 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-05 20:41:05,716 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) [2022-12-05 20:41:36,902 WARN L233 SmtUtils]: Spent 31.18s 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 20:42:23,363 WARN L233 SmtUtils]: Spent 46.46s 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) [2022-12-05 20:42:46,839 WARN L233 SmtUtils]: Spent 23.47s 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 20:42:48,988 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:48,989 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:42:48,991 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:48,991 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:42:49,000 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:49,001 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:42:49,002 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:49,003 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:42:50,112 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:50,112 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:42:50,113 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:50,113 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:42:52,599 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:42:52,600 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:43:05,034 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:43:05,035 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:43:13,025 INFO L203 LiptonReduction]: Total number of compositions: 671 [2022-12-05 20:43:13,035 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-05 20:43:13,038 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3c7e103a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-05 20:43:13,038 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-05 20:43:13,044 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-05 20:43:13,044 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 20:43:13,044 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 20:43:13,045 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-05 20:43:13,045 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)] === [2022-12-05 20:43:13,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 20:43:13,048 INFO L85 PathProgramCache]: Analyzing trace with hash 2647843, now seen corresponding path program 1 times [2022-12-05 20:43:13,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 20:43:13,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777229792] [2022-12-05 20:43:13,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 20:43:13,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 20:43:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 20:43:13,475 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 20:43:13,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 20:43:13,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777229792] [2022-12-05 20:43:13,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777229792] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 20:43:13,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 20:43:13,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-05 20:43:13,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506973605] [2022-12-05 20:43:13,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 20:43:13,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-05 20:43:13,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 20:43:13,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-05 20:43:13,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-05 20:43:13,504 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 51 [2022-12-05 20:43:13,506 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) [2022-12-05 20:43:13,506 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 20:43:13,506 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 51 [2022-12-05 20:43:13,506 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 20:43:13,895 INFO L130 PetriNetUnfolder]: 79/167 cut-off events. [2022-12-05 20:43:13,895 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-05 20:43:13,896 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. [2022-12-05 20:43:13,897 INFO L137 encePairwiseOnDemand]: 40/51 looper letters, 0 selfloop transitions, 0 changer transitions 40/40 dead transitions. [2022-12-05 20:43:13,897 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 40 transitions, 169 flow [2022-12-05 20:43:13,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-05 20:43:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-05 20:43:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 51 transitions. [2022-12-05 20:43:13,905 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-05 20:43:13,907 INFO L175 Difference]: Start difference. First operand has 39 places, 51 transitions, 111 flow. Second operand 2 states and 51 transitions. [2022-12-05 20:43:13,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 40 transitions, 169 flow [2022-12-05 20:43:13,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 40 transitions, 164 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-05 20:43:13,910 INFO L231 Difference]: Finished difference. Result has 35 places, 0 transitions, 0 flow [2022-12-05 20:43:13,911 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} [2022-12-05 20:43:13,913 INFO L294 CegarLoopForPetriNet]: 39 programPoint places, -4 predicate places. [2022-12-05 20:43:13,914 INFO L495 AbstractCegarLoop]: Abstraction has has 35 places, 0 transitions, 0 flow [2022-12-05 20:43:13,914 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) [2022-12-05 20:43:13,915 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-05 20:43:13,916 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-05 20:43:13,916 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-12-05 20:43:13,916 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-12-05 20:43:13,916 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-12-05 20:43:13,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-05 20:43:13,916 INFO L458 BasicCegarLoop]: Path program histogram: [1] [2022-12-05 20:43:13,920 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-05 20:43:13,920 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-05 20:43:13,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.12 08:43:13 BasicIcfg [2022-12-05 20:43:13,923 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-05 20:43:13,923 INFO L158 Benchmark]: Toolchain (without parser) took 416761.18ms. Allocated memory was 207.6MB in the beginning and 405.8MB in the end (delta: 198.2MB). Free memory was 172.6MB in the beginning and 100.1MB in the end (delta: 72.5MB). Peak memory consumption was 271.2MB. Max. memory is 8.0GB. [2022-12-05 20:43:13,923 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 207.6MB. Free memory is still 183.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-05 20:43:13,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5144.76ms. Allocated memory was 207.6MB in the beginning and 259.0MB in the end (delta: 51.4MB). Free memory was 172.1MB in the beginning and 191.1MB in the end (delta: -19.0MB). Peak memory consumption was 151.4MB. Max. memory is 8.0GB. [2022-12-05 20:43:13,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.48ms. Allocated memory is still 259.0MB. Free memory was 191.1MB in the beginning and 180.1MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-05 20:43:13,924 INFO L158 Benchmark]: Boogie Preprocessor took 42.50ms. Allocated memory is still 259.0MB. Free memory was 180.1MB in the beginning and 174.3MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-05 20:43:13,924 INFO L158 Benchmark]: RCFGBuilder took 1061.16ms. Allocated memory is still 259.0MB. Free memory was 174.3MB in the beginning and 113.5MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. [2022-12-05 20:43:13,924 INFO L158 Benchmark]: TraceAbstraction took 410380.48ms. Allocated memory was 259.0MB in the beginning and 405.8MB in the end (delta: 146.8MB). Free memory was 113.0MB in the beginning and 100.1MB in the end (delta: 12.9MB). Peak memory consumption was 159.2MB. Max. memory is 8.0GB. [2022-12-05 20:43:13,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 207.6MB. Free memory is still 183.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5144.76ms. Allocated memory was 207.6MB in the beginning and 259.0MB in the end (delta: 51.4MB). Free memory was 172.1MB in the beginning and 191.1MB in the end (delta: -19.0MB). Peak memory consumption was 151.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 127.48ms. Allocated memory is still 259.0MB. Free memory was 191.1MB in the beginning and 180.1MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.50ms. Allocated memory is still 259.0MB. Free memory was 180.1MB in the beginning and 174.3MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1061.16ms. Allocated memory is still 259.0MB. Free memory was 174.3MB in the beginning and 113.5MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. * TraceAbstraction took 410380.48ms. Allocated memory was 259.0MB in the beginning and 405.8MB in the end (delta: 146.8MB). Free memory was 113.0MB in the beginning and 100.1MB in the end (delta: 12.9MB). Peak memory consumption was 159.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 409.0s, 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: 24, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 24, dependent conditional: 0, dependent unconditional: 24, 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 - 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: 410.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 409.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.3s 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, 0.1s SatisfiabilityAnalysisTime, 0.1s 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! [2022-12-05 20:43:13,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...