/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 06:58:29,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 06:58:29,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 06:58:29,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 06:58:29,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 06:58:29,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 06:58:29,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 06:58:29,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 06:58:29,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 06:58:29,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 06:58:29,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 06:58:29,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 06:58:29,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 06:58:29,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 06:58:29,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 06:58:29,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 06:58:29,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 06:58:29,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 06:58:29,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 06:58:29,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 06:58:29,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 06:58:29,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 06:58:29,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 06:58:29,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 06:58:29,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 06:58:29,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 06:58:29,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 06:58:29,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 06:58:29,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 06:58:29,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 06:58:29,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 06:58:29,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 06:58:29,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 06:58:29,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 06:58:29,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 06:58:29,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 06:58:29,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 06:58:29,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 06:58:29,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 06:58:29,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 06:58:29,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 06:58:29,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2022-12-06 06:58:29,704 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 06:58:29,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 06:58:29,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 06:58:29,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 06:58:29,706 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 06:58:29,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 06:58:29,707 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 06:58:29,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 06:58:29,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 06:58:29,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 06:58:29,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 06:58:29,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 06:58:29,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 06:58:29,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 06:58:29,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 06:58:29,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 06:58:29,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 06:58:29,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 06:58:29,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 06:58:29,711 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 06:58:29,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 06:58:29,711 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 06:58:29,711 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 06:58:30,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 06:58:30,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 06:58:30,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 06:58:30,022 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 06:58:30,023 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 06:58:30,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-06 06:58:31,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 06:58:31,676 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 06:58:31,677 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-06 06:58:31,713 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a6683df/9ef1f6e63cdb45bb8c5f5fa80483b759/FLAG2f81efd32 [2022-12-06 06:58:31,726 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a6683df/9ef1f6e63cdb45bb8c5f5fa80483b759 [2022-12-06 06:58:31,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 06:58:31,730 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 06:58:31,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 06:58:31,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 06:58:31,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 06:58:31,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:58:31" (1/1) ... [2022-12-06 06:58:31,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@412cf546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:31, skipping insertion in model container [2022-12-06 06:58:31,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:58:31" (1/1) ... [2022-12-06 06:58:31,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 06:58:31,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 06:58:32,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i[5469,5482] [2022-12-06 06:58:32,573 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,602 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,604 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,623 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,630 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:32,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:32,664 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 06:58:32,676 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:32,685 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:32,700 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:32,891 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:32,899 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:33,029 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 06:58:33,122 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:33,123 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:33,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:33,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:33,133 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:33,134 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:33,384 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 06:58:33,390 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 06:58:33,393 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 06:58:33,500 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 06:58:33,501 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:33,504 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 06:58:33,504 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:33,717 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 06:58:34,173 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:34,182 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:34,223 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 06:58:34,228 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 06:58:34,420 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 06:58:34,645 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 06:58:34,649 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 06:58:34,765 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 06:58:34,938 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 06:58:34,938 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 06:58:34,939 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 06:58:35,687 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 06:58:35,688 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:35,694 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:35,700 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:35,713 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:36,222 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:36,223 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:36,245 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 06:58:36,245 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 06:58:36,247 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 06:58:36,248 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:36,249 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 06:58:36,249 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 06:58:36,252 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:36,252 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 06:58:36,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 06:58:36,289 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 06:58:36,302 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i[5469,5482] [2022-12-06 06:58:36,310 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,310 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,310 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,311 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,311 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,311 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,311 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,314 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 06:58:36,314 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:36,314 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:36,315 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:36,319 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:36,319 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:36,322 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 06:58:36,334 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,335 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,335 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,335 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,336 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:36,336 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:36,346 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 06:58:36,346 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 06:58:36,346 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 06:58:36,349 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 06:58:36,349 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:36,350 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 06:58:36,350 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:36,357 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 06:58:36,368 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:36,371 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:36,373 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 06:58:36,373 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 06:58:36,381 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 06:58:36,386 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 06:58:36,387 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 06:58:36,391 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 06:58:36,396 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 06:58:36,397 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 06:58:36,397 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 06:58:36,472 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 06:58:36,473 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:36,475 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:36,480 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:36,483 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:36,521 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:36,521 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:36,526 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 06:58:36,526 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 06:58:36,528 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 06:58:36,529 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:36,529 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 06:58:36,529 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 06:58:36,529 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:36,530 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 06:58:36,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 06:58:37,037 INFO L208 MainTranslator]: Completed translation [2022-12-06 06:58:37,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37 WrapperNode [2022-12-06 06:58:37,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 06:58:37,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 06:58:37,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 06:58:37,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 06:58:37,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,228 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 47, statements flattened = 665 [2022-12-06 06:58:37,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 06:58:37,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 06:58:37,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 06:58:37,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 06:58:37,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,291 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 06:58:37,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 06:58:37,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 06:58:37,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 06:58:37,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (1/1) ... [2022-12-06 06:58:37,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 06:58:37,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 06:58:37,356 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 06:58:37,379 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 06:58:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 06:58:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 06:58:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 06:58:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 06:58:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2022-12-06 06:58:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2022-12-06 06:58:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 06:58:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 06:58:37,404 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 06:58:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 06:58:37,406 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 06:58:37,856 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 06:58:37,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 06:58:38,526 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 06:58:38,544 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 06:58:38,544 INFO L302 CfgBuilder]: Removed 21 assume(true) statements. [2022-12-06 06:58:38,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:58:38 BoogieIcfgContainer [2022-12-06 06:58:38,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 06:58:38,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 06:58:38,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 06:58:38,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 06:58:38,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:58:31" (1/3) ... [2022-12-06 06:58:38,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1066a70c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:58:38, skipping insertion in model container [2022-12-06 06:58:38,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:37" (2/3) ... [2022-12-06 06:58:38,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1066a70c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:58:38, skipping insertion in model container [2022-12-06 06:58:38,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:58:38" (3/3) ... [2022-12-06 06:58:38,553 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-12-06 06:58:38,569 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 06:58:38,569 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 06:58:38,569 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 06:58:38,655 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 06:58:38,689 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 684 places, 731 transitions, 1478 flow [2022-12-06 06:58:38,899 INFO L130 PetriNetUnfolder]: 54/729 cut-off events. [2022-12-06 06:58:38,899 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 06:58:38,907 INFO L83 FinitePrefix]: Finished finitePrefix Result has 738 conditions, 729 events. 54/729 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1042 event pairs, 0 based on Foata normal form. 0/673 useless extension candidates. Maximal degree in co-relation 652. Up to 9 conditions per place. [2022-12-06 06:58:38,907 INFO L82 GeneralOperation]: Start removeDead. Operand has 684 places, 731 transitions, 1478 flow [2022-12-06 06:58:38,915 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 674 places, 721 transitions, 1451 flow [2022-12-06 06:58:38,917 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 06:58:38,931 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 674 places, 721 transitions, 1451 flow [2022-12-06 06:58:38,938 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 674 places, 721 transitions, 1451 flow [2022-12-06 06:58:39,077 INFO L130 PetriNetUnfolder]: 54/721 cut-off events. [2022-12-06 06:58:39,077 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 06:58:39,079 INFO L83 FinitePrefix]: Finished finitePrefix Result has 729 conditions, 721 events. 54/721 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 976 event pairs, 0 based on Foata normal form. 0/665 useless extension candidates. Maximal degree in co-relation 652. Up to 9 conditions per place. [2022-12-06 06:58:39,088 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 674 places, 721 transitions, 1451 flow [2022-12-06 06:58:39,088 INFO L188 LiptonReduction]: Number of co-enabled transitions 9236 [2022-12-06 06:58:41,938 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:41,940 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:44,633 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:44,634 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:44,635 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:44,636 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:44,638 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:44,638 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:44,644 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:44,645 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:45,875 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:45,876 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:45,878 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:45,879 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:46,128 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:46,129 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:46,130 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:46,135 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:46,568 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:46,569 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:47,541 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:47,543 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:47,546 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:47,547 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:47,551 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:47,552 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:47,553 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:47,554 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:48,523 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:48,524 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:48,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:48,527 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:48,529 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:48,530 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:49,245 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:49,246 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:51,525 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:51,526 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:51,529 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:51,529 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-12-06 06:58:51,531 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:51,532 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 06:58:51,533 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:51,534 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:52,475 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:52,476 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 06:58:52,479 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:52,480 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 06:58:52,482 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:52,483 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:58:52,485 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:52,486 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:54,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:54,408 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 06:58:54,411 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:54,412 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 06:58:54,415 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:54,415 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:58:54,418 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:54,418 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:54,949 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:54,949 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:54,951 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:54,951 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:55,293 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:55,295 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:55,296 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:55,296 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:56,363 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:56,364 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 06:58:56,370 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:56,371 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 06:58:56,373 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:56,374 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:58:56,376 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:56,376 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:58,540 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:58,540 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:58,545 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:58,547 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:01,729 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:01,730 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 06:59:01,733 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:01,734 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 06:59:01,737 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:01,738 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:59:01,740 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:01,741 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:03,989 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:03,990 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:03,991 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:03,991 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:04,720 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:04,721 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:04,723 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:04,724 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:07,034 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,034 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:07,690 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 06:59:07,698 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,698 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 06:59:07,703 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,704 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:59:07,707 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,708 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:08,857 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:08,858 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:08,860 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:08,861 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:21,698 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:21,699 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:21,701 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:21,701 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:22,379 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:22,380 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:22,383 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:22,384 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:56,587 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:56,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:56,603 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:56,604 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:56,888 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:56,889 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 07:00:42,959 WARN L233 SmtUtils]: Spent 37.14s on a formula simplification that was a NOOP. DAG size: 577 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:58,994 WARN L233 SmtUtils]: Spent 16.02s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:01:39,156 WARN L233 SmtUtils]: Spent 40.16s 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) [2022-12-06 07:02:14,092 WARN L233 SmtUtils]: Spent 34.92s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:02:14,437 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:14,438 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:02:14,440 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:14,441 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:02:18,414 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:18,414 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 07:02:18,418 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:18,419 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 07:02:18,422 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:18,423 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 07:02:18,426 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:18,427 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 07:02:18,430 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:02:18,431 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 07:03:18,982 WARN L233 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:03:49,370 WARN L233 SmtUtils]: Spent 30.38s on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:04:35,660 WARN L233 SmtUtils]: Spent 46.29s on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:04:59,291 WARN L233 SmtUtils]: Spent 23.63s on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:05:01,600 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:01,600 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:01,603 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:01,603 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:01,607 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:01,608 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:01,610 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:01,610 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:02,799 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:02,800 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:02,801 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:02,801 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:05,399 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:05,400 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:18,244 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:05:18,249 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:05:26,756 INFO L203 LiptonReduction]: Total number of compositions: 671 [2022-12-06 07:05:26,767 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 07:05:26,771 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;@1279ab7b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 07:05:26,771 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 07:05:26,778 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 07:05:26,779 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:05:26,779 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:05:26,779 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 07:05:26,780 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 07:05:26,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:05:26,784 INFO L85 PathProgramCache]: Analyzing trace with hash 2647843, now seen corresponding path program 1 times [2022-12-06 07:05:26,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:05:26,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21028332] [2022-12-06 07:05:26,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:05:26,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:05:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:05:27,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 07:05:27,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:05:27,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21028332] [2022-12-06 07:05:27,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21028332] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:05:27,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:05:27,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 07:05:27,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301403411] [2022-12-06 07:05:27,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:05:27,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 07:05:27,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:05:27,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 07:05:27,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 07:05:27,284 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 51 [2022-12-06 07:05:27,285 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 51 transitions, 111 flow. Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 07:05:27,286 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:05:27,286 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 51 [2022-12-06 07:05:27,287 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:05:27,728 INFO L130 PetriNetUnfolder]: 79/167 cut-off events. [2022-12-06 07:05:27,729 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-06 07:05:27,730 INFO L83 FinitePrefix]: Finished finitePrefix Result has 366 conditions, 167 events. 79/167 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 584 event pairs, 69 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 300. Up to 168 conditions per place. [2022-12-06 07:05:27,731 INFO L137 encePairwiseOnDemand]: 40/51 looper letters, 0 selfloop transitions, 0 changer transitions 40/40 dead transitions. [2022-12-06 07:05:27,731 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 40 transitions, 169 flow [2022-12-06 07:05:27,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 07:05:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 07:05:27,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 51 transitions. [2022-12-06 07:05:27,742 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 07:05:27,743 INFO L175 Difference]: Start difference. First operand has 39 places, 51 transitions, 111 flow. Second operand 2 states and 51 transitions. [2022-12-06 07:05:27,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 40 transitions, 169 flow [2022-12-06 07:05:27,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 40 transitions, 164 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 07:05:27,747 INFO L231 Difference]: Finished difference. Result has 35 places, 0 transitions, 0 flow [2022-12-06 07:05:27,749 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=35, PETRI_TRANSITIONS=0} [2022-12-06 07:05:27,756 INFO L294 CegarLoopForPetriNet]: 39 programPoint places, -4 predicate places. [2022-12-06 07:05:27,757 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:05:27,757 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 0 transitions, 0 flow [2022-12-06 07:05:27,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2022-12-06 07:05:27,764 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-06 07:05:27,765 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:05:27,765 INFO L83 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2022-12-06 07:05:27,765 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 0 places, 0 transitions, 0 flow [2022-12-06 07:05:27,765 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 07:05:27,765 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 07:05:27,766 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 10 [2022-12-06 07:05:27,766 INFO L495 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2022-12-06 07:05:27,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 07:05:27,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-06 07:05:27,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-06 07:05:27,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-12-06 07:05:27,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-12-06 07:05:27,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-12-06 07:05:27,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 07:05:27,770 INFO L458 BasicCegarLoop]: Path program histogram: [1] [2022-12-06 07:05:27,776 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 07:05:27,777 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 07:05:27,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:05:27 BasicIcfg [2022-12-06 07:05:27,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 07:05:27,782 INFO L158 Benchmark]: Toolchain (without parser) took 416052.08ms. Allocated memory was 184.5MB in the beginning and 557.8MB in the end (delta: 373.3MB). Free memory was 150.1MB in the beginning and 203.8MB in the end (delta: -53.6MB). Peak memory consumption was 320.9MB. Max. memory is 8.0GB. [2022-12-06 07:05:27,782 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 161.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 07:05:27,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5304.85ms. Allocated memory was 184.5MB in the beginning and 386.9MB in the end (delta: 202.4MB). Free memory was 150.1MB in the beginning and 273.1MB in the end (delta: -122.9MB). Peak memory consumption was 119.0MB. Max. memory is 8.0GB. [2022-12-06 07:05:27,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.07ms. Allocated memory is still 386.9MB. Free memory was 273.1MB in the beginning and 261.5MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 07:05:27,785 INFO L158 Benchmark]: Boogie Preprocessor took 88.63ms. Allocated memory is still 386.9MB. Free memory was 261.5MB in the beginning and 256.3MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-06 07:05:27,785 INFO L158 Benchmark]: RCFGBuilder took 1228.18ms. Allocated memory is still 386.9MB. Free memory was 256.3MB in the beginning and 305.5MB in the end (delta: -49.2MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2022-12-06 07:05:27,786 INFO L158 Benchmark]: TraceAbstraction took 409232.87ms. Allocated memory was 386.9MB in the beginning and 557.8MB in the end (delta: 170.9MB). Free memory was 305.0MB in the beginning and 203.8MB in the end (delta: 101.3MB). Peak memory consumption was 272.7MB. Max. memory is 8.0GB. [2022-12-06 07:05:27,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 161.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5304.85ms. Allocated memory was 184.5MB in the beginning and 386.9MB in the end (delta: 202.4MB). Free memory was 150.1MB in the beginning and 273.1MB in the end (delta: -122.9MB). Peak memory consumption was 119.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 190.07ms. Allocated memory is still 386.9MB. Free memory was 273.1MB in the beginning and 261.5MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 88.63ms. Allocated memory is still 386.9MB. Free memory was 261.5MB in the beginning and 256.3MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1228.18ms. Allocated memory is still 386.9MB. Free memory was 256.3MB in the beginning and 305.5MB in the end (delta: -49.2MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * TraceAbstraction took 409232.87ms. Allocated memory was 386.9MB in the beginning and 557.8MB in the end (delta: 170.9MB). Free memory was 305.0MB in the beginning and 203.8MB in the end (delta: 101.3MB). Peak memory consumption was 272.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 407.7s, 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: 27, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6649, independent: 1066, independent conditional: 0, independent unconditional: 1066, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 5577, unknown conditional: 0, unknown unconditional: 5577] , Statistics on independence cache: Total cache size (in pairs): 12978, Positive cache size: 12971, Positive conditional cache size: 0, Positive unconditional cache size: 12971, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 0 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - PositiveResult [Line: 174]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 174]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 789 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 409.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 408.1s, 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, 40 IncrementalHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 40 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 2 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-06 07:05:27,842 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...