/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_open_pc8736x_gpio_change.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 04:49:23,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 04:49:23,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 04:49:23,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 04:49:23,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 04:49:23,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 04:49:23,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 04:49:23,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 04:49:23,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 04:49:23,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 04:49:23,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 04:49:23,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 04:49:23,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 04:49:23,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 04:49:23,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 04:49:23,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 04:49:23,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 04:49:23,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 04:49:23,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 04:49:23,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 04:49:23,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 04:49:23,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 04:49:23,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 04:49:23,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 04:49:23,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 04:49:23,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 04:49:23,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 04:49:23,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 04:49:23,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 04:49:23,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 04:49:23,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 04:49:23,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 04:49:23,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 04:49:23,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 04:49:23,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 04:49:23,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 04:49:23,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 04:49:23,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 04:49:23,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 04:49:23,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 04:49:23,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 04:49:23,900 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 04:49:23,938 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 04:49:23,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 04:49:23,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 04:49:23,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 04:49:23,940 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 04:49:23,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 04:49:23,941 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 04:49:23,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 04:49:23,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 04:49:23,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 04:49:23,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 04:49:23,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 04:49:23,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 04:49:23,943 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 04:49:23,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 04:49:23,943 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 04:49:23,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 04:49:23,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 04:49:23,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 04:49:23,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 04:49:23,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 04:49:23,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:49:23,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 04:49:23,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 04:49:23,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 04:49:23,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 04:49:23,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 04:49:23,945 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 04:49:23,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 04:49:24,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 04:49:24,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 04:49:24,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 04:49:24,289 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 04:49:24,294 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 04:49:24,295 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-12-06 04:49:25,277 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 04:49:25,718 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 04:49:25,720 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-12-06 04:49:25,755 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/197c04f8e/44ff22b533a24e40a20a99bb7da29c0e/FLAG516f3a5a1 [2022-12-06 04:49:25,769 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/197c04f8e/44ff22b533a24e40a20a99bb7da29c0e [2022-12-06 04:49:25,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 04:49:25,772 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 04:49:25,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 04:49:25,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 04:49:25,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 04:49:25,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:25" (1/1) ... [2022-12-06 04:49:25,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7a07e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:25, skipping insertion in model container [2022-12-06 04:49:25,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:25" (1/1) ... [2022-12-06 04:49:25,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 04:49:25,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 04:49:26,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i[5469,5482] [2022-12-06 04:49:26,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,548 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,555 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,570 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,572 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,595 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:26,596 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:26,611 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:49:26,621 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:26,629 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:26,641 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:26,817 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:26,824 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:26,996 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:49:27,104 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:27,105 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:27,110 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:27,111 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:27,116 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:27,117 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:27,373 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:49:27,380 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:49:27,385 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:49:27,515 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:49:27,516 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:27,520 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:49:27,521 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:27,700 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:49:28,187 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:28,196 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:28,255 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:49:28,260 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:49:28,527 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:49:28,713 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:49:28,718 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:49:28,888 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:49:29,094 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:49:29,095 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:49:29,095 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:49:30,143 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:49:30,144 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,147 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,194 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,196 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,649 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:30,649 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:30,665 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:49:30,666 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:49:30,667 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:49:30,668 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:30,668 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:49:30,668 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:49:30,670 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:30,670 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:49:30,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:49:30,695 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 04:49:30,704 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i[5469,5482] [2022-12-06 04:49:30,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,712 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,712 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:49:30,712 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:30,712 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:30,713 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:49:30,716 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:30,716 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:49:30,718 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:49:30,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,724 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:49:30,724 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:49:30,731 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:49:30,731 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:49:30,731 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:49:30,733 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:49:30,733 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:30,733 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:49:30,734 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:49:30,739 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:49:30,748 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:30,750 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:49:30,751 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:49:30,752 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:49:30,759 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:49:30,763 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:49:30,764 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:49:30,767 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:49:30,772 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:49:30,772 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:49:30,772 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:49:30,831 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:49:30,831 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,834 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,842 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,846 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:49:30,876 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:30,876 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:49:30,879 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:49:30,880 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:49:30,880 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:49:30,881 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:30,881 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:49:30,882 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:49:30,882 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:49:30,883 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:49:30,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:49:31,282 INFO L208 MainTranslator]: Completed translation [2022-12-06 04:49:31,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31 WrapperNode [2022-12-06 04:49:31,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 04:49:31,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 04:49:31,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 04:49:31,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 04:49:31,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,414 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 56, statements flattened = 775 [2022-12-06 04:49:31,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 04:49:31,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 04:49:31,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 04:49:31,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 04:49:31,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,463 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 04:49:31,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 04:49:31,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 04:49:31,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 04:49:31,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (1/1) ... [2022-12-06 04:49:31,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:49:31,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 04:49:31,519 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 04:49:31,535 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 04:49:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 04:49:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 04:49:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 04:49:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 04:49:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-06 04:49:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-06 04:49:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 04:49:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 04:49:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 04:49:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 04:49:31,557 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 04:49:31,900 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 04:49:31,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 04:49:32,418 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 04:49:32,429 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 04:49:32,429 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2022-12-06 04:49:32,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:32 BoogieIcfgContainer [2022-12-06 04:49:32,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 04:49:32,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 04:49:32,433 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 04:49:32,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 04:49:32,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:49:25" (1/3) ... [2022-12-06 04:49:32,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d91d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:49:32, skipping insertion in model container [2022-12-06 04:49:32,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:31" (2/3) ... [2022-12-06 04:49:32,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d91d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:49:32, skipping insertion in model container [2022-12-06 04:49:32,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:32" (3/3) ... [2022-12-06 04:49:32,438 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-12-06 04:49:32,453 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 04:49:32,453 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-12-06 04:49:32,453 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 04:49:32,542 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 04:49:32,568 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 794 places, 857 transitions, 1730 flow [2022-12-06 04:49:32,794 INFO L130 PetriNetUnfolder]: 70/855 cut-off events. [2022-12-06 04:49:32,794 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 04:49:32,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 864 conditions, 855 events. 70/855 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1433 event pairs, 0 based on Foata normal form. 0/781 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 04:49:32,802 INFO L82 GeneralOperation]: Start removeDead. Operand has 794 places, 857 transitions, 1730 flow [2022-12-06 04:49:32,809 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 784 places, 847 transitions, 1703 flow [2022-12-06 04:49:32,810 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:49:32,821 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 784 places, 847 transitions, 1703 flow [2022-12-06 04:49:32,828 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 784 places, 847 transitions, 1703 flow [2022-12-06 04:49:33,022 INFO L130 PetriNetUnfolder]: 70/847 cut-off events. [2022-12-06 04:49:33,022 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 04:49:33,025 INFO L83 FinitePrefix]: Finished finitePrefix Result has 855 conditions, 847 events. 70/847 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1345 event pairs, 0 based on Foata normal form. 0/773 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 04:49:33,040 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 784 places, 847 transitions, 1703 flow [2022-12-06 04:49:33,041 INFO L188 LiptonReduction]: Number of co-enabled transitions 25632 [2022-12-06 04:49:36,022 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:36,023 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:38,663 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:38,664 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:38,665 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:38,666 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:38,761 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:38,762 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:39,532 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:39,533 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:40,062 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:40,065 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:40,076 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:40,077 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:41,178 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:41,179 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:43,411 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:43,412 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:43,414 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:43,414 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:44,971 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:44,972 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:44,975 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:44,975 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:44,977 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:44,978 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:44,979 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:44,979 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:45,442 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,459 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:45,461 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,461 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:45,946 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:45,946 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:46,530 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:46,530 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:46,552 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:46,553 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:46,554 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:46,554 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:49,109 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:49,109 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:51,807 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:51,808 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:49:51,813 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:51,814 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 04:49:51,818 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:51,819 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-06 04:49:51,825 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:51,826 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:54,520 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:54,520 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:54,522 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:54,522 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:54,524 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:54,524 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:54,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:54,526 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:57,973 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:57,973 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:57,981 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:57,981 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:58,063 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:58,064 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:49:58,065 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:49:58,065 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:01,915 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:01,917 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:01,918 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:01,918 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:09,709 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:09,709 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:50:09,712 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:09,713 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:50:09,715 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:09,716 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:50:09,718 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:09,719 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:50:09,723 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:09,725 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:28,593 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:28,593 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:28,594 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:50:28,595 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:50:58,529 WARN L233 SmtUtils]: Spent 29.78s on a formula simplification that was a NOOP. DAG size: 552 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:51:40,505 WARN L233 SmtUtils]: Spent 41.96s on a formula simplification that was a NOOP. DAG size: 496 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:52:40,243 WARN L233 SmtUtils]: Spent 59.73s on a formula simplification that was a NOOP. DAG size: 552 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:53:05,396 WARN L233 SmtUtils]: Spent 25.14s on a formula simplification that was a NOOP. DAG size: 496 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:54:03,256 WARN L233 SmtUtils]: Spent 55.81s on a formula simplification that was a NOOP. DAG size: 543 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:54:26,686 WARN L233 SmtUtils]: Spent 23.43s on a formula simplification that was a NOOP. DAG size: 527 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:55:12,761 WARN L233 SmtUtils]: Spent 46.07s on a formula simplification that was a NOOP. DAG size: 543 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:55:53,426 WARN L233 SmtUtils]: Spent 40.66s on a formula simplification that was a NOOP. DAG size: 527 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:55:54,105 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:54,106 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:55:54,110 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:54,110 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:55:54,114 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:54,118 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:55:54,127 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:54,128 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:55:54,131 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:54,132 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 04:57:08,911 WARN L233 SmtUtils]: Spent 1.24m on a formula simplification. DAG size of input: 559 DAG size of output: 557 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:57:59,774 WARN L233 SmtUtils]: Spent 50.86s on a formula simplification that was a NOOP. DAG size: 557 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:59:09,804 WARN L233 SmtUtils]: Spent 1.17m on a formula simplification. DAG size of input: 559 DAG size of output: 557 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:59:40,378 WARN L233 SmtUtils]: Spent 30.57s on a formula simplification that was a NOOP. DAG size: 557 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:59:40,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:59:40,408 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:59:40,410 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:59:40,411 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:18,792 WARN L233 SmtUtils]: Spent 35.04s on a formula simplification that was a NOOP. DAG size: 585 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 05:01:22,635 WARN L233 SmtUtils]: Spent 1.06m 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 05:02:25,535 WARN L233 SmtUtils]: Spent 1.05m on a formula simplification that was a NOOP. DAG size: 585 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 05:02:58,404 WARN L233 SmtUtils]: Spent 32.87s 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 05:02:58,730 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:02:58,731 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:02:58,733 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:02:58,733 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:10,002 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:10,003 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:10,004 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:10,004 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:19,937 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:19,938 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:19,942 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:19,942 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:25,147 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:25,148 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:46,432 INFO L203 LiptonReduction]: Total number of compositions: 787 [2022-12-06 05:03:46,454 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 05:03:46,459 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;@582b4c19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 05:03:46,460 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-12-06 05:03:46,468 INFO L130 PetriNetUnfolder]: 7/14 cut-off events. [2022-12-06 05:03:46,468 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 05:03:46,468 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 05:03:46,468 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 05:03:46,475 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2022-12-06 05:03:46,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 05:03:46,479 INFO L85 PathProgramCache]: Analyzing trace with hash 3277335, now seen corresponding path program 1 times [2022-12-06 05:03:46,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 05:03:46,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349110656] [2022-12-06 05:03:46,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 05:03:46,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 05:03:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 05:03:46,913 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 05:03:46,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 05:03:46,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349110656] [2022-12-06 05:03:46,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349110656] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 05:03:46,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 05:03:46,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 05:03:46,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622903143] [2022-12-06 05:03:46,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 05:03:46,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 05:03:46,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 05:03:46,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 05:03:46,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 05:03:46,938 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 93 [2022-12-06 05:03:46,939 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 93 transitions, 195 flow. Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 05:03:46,939 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 05:03:46,939 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 93 [2022-12-06 05:03:46,940 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 05:03:47,599 INFO L130 PetriNetUnfolder]: 1294/2264 cut-off events. [2022-12-06 05:03:47,599 INFO L131 PetriNetUnfolder]: For 112/112 co-relation queries the response was YES. [2022-12-06 05:03:47,601 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4595 conditions, 2264 events. 1294/2264 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 12584 event pairs, 1284 based on Foata normal form. 0/1078 useless extension candidates. Maximal degree in co-relation 4196. Up to 2265 conditions per place. [2022-12-06 05:03:47,605 INFO L137 encePairwiseOnDemand]: 76/93 looper letters, 76 selfloop transitions, 0 changer transitions 0/76 dead transitions. [2022-12-06 05:03:47,605 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 76 transitions, 313 flow [2022-12-06 05:03:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 05:03:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 05:03:47,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 93 transitions. [2022-12-06 05:03:47,613 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 05:03:47,614 INFO L175 Difference]: Start difference. First operand has 77 places, 93 transitions, 195 flow. Second operand 2 states and 93 transitions. [2022-12-06 05:03:47,615 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 76 transitions, 313 flow [2022-12-06 05:03:47,619 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 76 transitions, 308 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 05:03:47,620 INFO L231 Difference]: Finished difference. Result has 71 places, 76 transitions, 156 flow [2022-12-06 05:03:47,622 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=156, PETRI_PLACES=71, PETRI_TRANSITIONS=76} [2022-12-06 05:03:47,624 INFO L294 CegarLoopForPetriNet]: 77 programPoint places, -6 predicate places. [2022-12-06 05:03:47,625 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 05:03:47,625 INFO L89 Accepts]: Start accepts. Operand has 71 places, 76 transitions, 156 flow [2022-12-06 05:03:47,629 INFO L95 Accepts]: Finished accepts. [2022-12-06 05:03:47,630 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 05:03:47,630 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 76 transitions, 156 flow [2022-12-06 05:03:47,631 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 70 places, 76 transitions, 156 flow [2022-12-06 05:03:47,646 INFO L130 PetriNetUnfolder]: 10/76 cut-off events. [2022-12-06 05:03:47,646 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 05:03:47,647 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 76 events. 10/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 292 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-06 05:03:47,647 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 76 transitions, 156 flow [2022-12-06 05:03:47,647 INFO L188 LiptonReduction]: Number of co-enabled transitions 1048 [2022-12-06 05:03:47,661 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:47,661 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:47,663 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:47,664 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:50,643 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:50,644 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:50,646 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:50,646 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:51,149 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:51,149 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:03:51,151 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:03:51,152 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 Received shutdown request... [2022-12-06 05:03:58,055 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-12-06 05:03:58,113 WARN L249 SmtUtils]: Removed 12 from assertion stack [2022-12-06 05:03:58,114 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 9 remaining) [2022-12-06 05:03:58,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 05:03:58,114 WARN L619 AbstractCegarLoop]: Verification canceled: while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. [2022-12-06 05:03:58,115 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2022-12-06 05:03:58,115 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2022-12-06 05:03:58,116 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 9 remaining) [2022-12-06 05:03:58,116 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 9 remaining) [2022-12-06 05:03:58,116 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2022-12-06 05:03:58,116 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2022-12-06 05:03:58,116 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2022-12-06 05:03:58,116 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2022-12-06 05:03:58,116 INFO L458 BasicCegarLoop]: Path program histogram: [1] [2022-12-06 05:03:58,119 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 05:03:58,120 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 05:03:58,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 05:03:58 BasicIcfg [2022-12-06 05:03:58,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 05:03:58,122 INFO L158 Benchmark]: Toolchain (without parser) took 872349.41ms. Allocated memory was 177.2MB in the beginning and 475.0MB in the end (delta: 297.8MB). Free memory was 142.1MB in the beginning and 366.4MB in the end (delta: -224.3MB). Peak memory consumption was 355.0MB. Max. memory is 8.0GB. [2022-12-06 05:03:58,122 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory was 153.3MB in the beginning and 153.2MB in the end (delta: 86.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 05:03:58,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5509.44ms. Allocated memory was 177.2MB in the beginning and 273.7MB in the end (delta: 96.5MB). Free memory was 142.1MB in the beginning and 126.3MB in the end (delta: 15.7MB). Peak memory consumption was 125.0MB. Max. memory is 8.0GB. [2022-12-06 05:03:58,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.22ms. Allocated memory is still 273.7MB. Free memory was 126.3MB in the beginning and 213.4MB in the end (delta: -87.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-12-06 05:03:58,122 INFO L158 Benchmark]: Boogie Preprocessor took 57.59ms. Allocated memory is still 273.7MB. Free memory was 213.4MB in the beginning and 207.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-06 05:03:58,122 INFO L158 Benchmark]: RCFGBuilder took 958.66ms. Allocated memory is still 273.7MB. Free memory was 207.1MB in the beginning and 139.0MB in the end (delta: 68.2MB). Peak memory consumption was 68.2MB. Max. memory is 8.0GB. [2022-12-06 05:03:58,123 INFO L158 Benchmark]: TraceAbstraction took 865688.00ms. Allocated memory was 273.7MB in the beginning and 475.0MB in the end (delta: 201.3MB). Free memory was 137.9MB in the beginning and 366.4MB in the end (delta: -228.5MB). Peak memory consumption was 254.9MB. Max. memory is 8.0GB. [2022-12-06 05:03:58,146 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory was 153.3MB in the beginning and 153.2MB in the end (delta: 86.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5509.44ms. Allocated memory was 177.2MB in the beginning and 273.7MB in the end (delta: 96.5MB). Free memory was 142.1MB in the beginning and 126.3MB in the end (delta: 15.7MB). Peak memory consumption was 125.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 131.22ms. Allocated memory is still 273.7MB. Free memory was 126.3MB in the beginning and 213.4MB in the end (delta: -87.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.59ms. Allocated memory is still 273.7MB. Free memory was 213.4MB in the beginning and 207.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 958.66ms. Allocated memory is still 273.7MB. Free memory was 207.1MB in the beginning and 139.0MB in the end (delta: 68.2MB). Peak memory consumption was 68.2MB. Max. memory is 8.0GB. * TraceAbstraction took 865688.00ms. Allocated memory was 273.7MB in the beginning and 475.0MB in the end (delta: 201.3MB). Free memory was 137.9MB in the beginning and 366.4MB in the end (delta: -228.5MB). Peak memory consumption was 254.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 853.4s, 784 PlacesBefore, 77 PlacesAfterwards, 847 TransitionsBefore, 93 TransitionsAfterwards, 25632 CoEnabledTransitionPairs, 4 FixpointIterations, 0 TrivialSequentialCompositions, 8 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 208 ConcurrentYvCompositions, 37 ChoiceCompositions, 787 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 23916, independent unconditional: 0, dependent: 162, dependent conditional: 162, dependent unconditional: 0, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 0, independent unconditional: 23916, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 0, independent unconditional: 23916, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 24088, independent: 23916, independent conditional: 0, independent unconditional: 23916, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17277, independent: 17220, independent conditional: 0, independent unconditional: 17220, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17277, independent: 17187, independent conditional: 0, independent unconditional: 17187, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4814, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 249, dependent conditional: 0, dependent unconditional: 249, unknown: 4547, unknown conditional: 0, unknown unconditional: 4547] ], Cache Queries: [ total: 24088, independent: 6696, independent conditional: 0, independent unconditional: 6696, dependent: 107, dependent conditional: 0, dependent unconditional: 107, unknown: 17285, unknown conditional: 0, unknown unconditional: 17285] , Statistics on independence cache: Total cache size (in pairs): 47499, Positive cache size: 47444, Positive conditional cache size: 0, Positive unconditional cache size: 47444, Negative cache size: 55, Negative conditional cache size: 0, Negative unconditional cache size: 55, Unknown cache size: 2, Unknown conditional cache size: 0, Unknown unconditional cache size: 2, Eliminated conditions: 0, Maximal queried relation: -1 - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. - TimeoutResultAtElement [Line: 7069]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. - TimeoutResultAtElement [Line: 7068]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 155 for 558ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1009 locations, 9 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: 865.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 853.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 76 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=195occurred 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, 0.1s 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown