/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_get.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 04:53:29,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 04:53:29,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 04:53:30,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 04:53:30,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 04:53:30,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 04:53:30,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 04:53:30,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 04:53:30,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 04:53:30,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 04:53:30,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 04:53:30,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 04:53:30,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 04:53:30,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 04:53:30,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 04:53:30,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 04:53:30,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 04:53:30,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 04:53:30,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 04:53:30,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 04:53:30,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 04:53:30,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 04:53:30,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 04:53:30,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 04:53:30,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 04:53:30,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 04:53:30,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 04:53:30,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 04:53:30,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 04:53:30,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 04:53:30,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 04:53:30,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 04:53:30,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 04:53:30,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 04:53:30,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 04:53:30,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 04:53:30,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 04:53:30,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 04:53:30,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 04:53:30,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 04:53:30,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 04:53:30,076 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 04:53:30,100 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 04:53:30,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 04:53:30,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 04:53:30,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 04:53:30,102 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 04:53:30,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 04:53:30,102 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 04:53:30,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 04:53:30,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 04:53:30,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 04:53:30,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 04:53:30,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:53:30,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 04:53:30,117 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 04:53:30,118 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 04:53:30,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 04:53:30,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 04:53:30,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 04:53:30,390 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 04:53:30,390 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 04:53:30,391 INFO L432 ainManager$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_get.i [2022-12-06 04:53:31,316 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 04:53:31,716 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 04:53:31,716 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-06 04:53:31,754 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83cb42d27/88494b32e960428aa80ff451e465de36/FLAG5a6f49359 [2022-12-06 04:53:31,765 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83cb42d27/88494b32e960428aa80ff451e465de36 [2022-12-06 04:53:31,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 04:53:31,768 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 04:53:31,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 04:53:31,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 04:53:31,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 04:53:31,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:31" (1/1) ... [2022-12-06 04:53:31,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643ff353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:31, skipping insertion in model container [2022-12-06 04:53:31,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:31" (1/1) ... [2022-12-06 04:53:31,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 04:53:31,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 04:53:32,086 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_get.i[5469,5482] [2022-12-06 04:53:32,317 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,323 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,324 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,330 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,330 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,339 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,340 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,351 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,352 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,361 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,362 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,372 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:53:32,380 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:53:32,385 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:53:32,395 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:53:32,494 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:53:32,499 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:53:32,593 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:53:32,692 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,692 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,696 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,697 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,701 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:32,701 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:32,822 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:53:32,825 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:53:32,827 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:53:32,896 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:53:32,897 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:53:32,899 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:53:32,900 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:53:33,017 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:53:33,237 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:53:33,241 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:53:33,275 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:53:33,278 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:53:33,407 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:53:33,511 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:53:33,514 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:53:33,595 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:53:33,689 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:53:33,690 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:53:33,690 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:53:34,182 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:53:34,182 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,186 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,190 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,193 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,582 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:53:34,583 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:53:34,608 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:53:34,608 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:53:34,610 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:53:34,611 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:53:34,611 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:53:34,611 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:53:34,614 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:53:34,614 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:53:34,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:53:34,646 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 04:53:34,663 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_get.i[5469,5482] [2022-12-06 04:53:34,668 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,671 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:53:34,672 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:53:34,672 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:53:34,672 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:53:34,675 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:53:34,676 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:53:34,678 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:53:34,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,699 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,700 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,700 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:53:34,700 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:53:34,711 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:53:34,711 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:53:34,711 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:53:34,714 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:53:34,714 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:53:34,714 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:53:34,714 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:53:34,723 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:53:34,734 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:53:34,735 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:53:34,737 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:53:34,737 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:53:34,743 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:53:34,747 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:53:34,747 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:53:34,751 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:53:34,754 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:53:34,755 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:53:34,755 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:53:34,807 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:53:34,807 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,810 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,813 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,815 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:53:34,847 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:53:34,847 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:53:34,853 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:53:34,853 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:53:34,854 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:53:34,855 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:53:34,855 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:53:34,855 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:53:34,856 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:53:34,856 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:53:34,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:53:35,245 INFO L208 MainTranslator]: Completed translation [2022-12-06 04:53:35,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35 WrapperNode [2022-12-06 04:53:35,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 04:53:35,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 04:53:35,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 04:53:35,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 04:53:35,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,371 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 49, statements flattened = 662 [2022-12-06 04:53:35,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 04:53:35,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 04:53:35,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 04:53:35,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 04:53:35,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,430 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 04:53:35,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 04:53:35,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 04:53:35,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 04:53:35,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (1/1) ... [2022-12-06 04:53:35,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:53:35,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 04:53:35,471 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 04:53:35,498 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 04:53:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 04:53:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 04:53:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 04:53:35,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 04:53:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 04:53:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 04:53:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 04:53:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 04:53:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 04:53:35,519 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 04:53:35,883 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 04:53:35,896 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 04:53:36,381 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 04:53:36,388 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 04:53:36,389 INFO L302 CfgBuilder]: Removed 23 assume(true) statements. [2022-12-06 04:53:36,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:36 BoogieIcfgContainer [2022-12-06 04:53:36,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 04:53:36,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 04:53:36,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 04:53:36,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 04:53:36,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:53:31" (1/3) ... [2022-12-06 04:53:36,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d261435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:53:36, skipping insertion in model container [2022-12-06 04:53:36,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:35" (2/3) ... [2022-12-06 04:53:36,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d261435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:53:36, skipping insertion in model container [2022-12-06 04:53:36,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:36" (3/3) ... [2022-12-06 04:53:36,395 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-06 04:53:36,407 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 04:53:36,407 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 04:53:36,407 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 04:53:36,476 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 04:53:36,514 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 681 places, 726 transitions, 1468 flow [2022-12-06 04:53:36,703 INFO L130 PetriNetUnfolder]: 52/724 cut-off events. [2022-12-06 04:53:36,704 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 04:53:36,710 INFO L83 FinitePrefix]: Finished finitePrefix Result has 733 conditions, 724 events. 52/724 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1032 event pairs, 0 based on Foata normal form. 0/670 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 04:53:36,710 INFO L82 GeneralOperation]: Start removeDead. Operand has 681 places, 726 transitions, 1468 flow [2022-12-06 04:53:36,718 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 671 places, 716 transitions, 1441 flow [2022-12-06 04:53:36,720 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:53:36,733 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-06 04:53:36,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 671 places, 716 transitions, 1441 flow [2022-12-06 04:53:36,883 INFO L130 PetriNetUnfolder]: 52/716 cut-off events. [2022-12-06 04:53:36,884 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 04:53:36,888 INFO L83 FinitePrefix]: Finished finitePrefix Result has 724 conditions, 716 events. 52/716 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 965 event pairs, 0 based on Foata normal form. 0/662 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 04:53:36,894 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-06 04:53:36,895 INFO L188 LiptonReduction]: Number of co-enabled transitions 8602 [2022-12-06 04:53:38,916 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:38,917 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:38,919 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:38,919 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:39,010 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:39,011 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:39,012 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:39,013 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:39,015 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:39,015 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:39,017 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:39,018 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:40,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:40,300 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:40,301 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:40,302 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:40,676 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:40,681 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:40,683 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:40,684 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:41,012 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:41,013 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:41,014 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:41,014 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:43,885 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:43,886 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:45,016 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:45,017 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:45,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:45,019 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:45,700 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:45,700 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:46,189 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:46,190 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:46,192 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:46,192 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:47,004 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:47,005 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:47,007 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:47,007 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:47,009 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:47,010 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:47,011 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:47,012 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:47,782 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:47,783 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:47,784 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:47,785 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:48,632 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:48,633 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:49,000 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:49,001 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:49,002 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:49,002 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:49,040 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:49,041 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:49,440 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:49,440 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:49,443 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:49,443 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:50,540 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:50,541 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:50,543 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:50,544 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:52,285 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:52,285 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:52,347 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:52,348 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:52,350 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:52,350 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:55,809 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:55,810 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:55,811 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:55,811 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:56,632 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:56,632 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:56,660 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:56,660 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:01,829 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:01,831 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 04:54:02,977 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:02,978 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 04:54:02,981 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:02,981 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2022-12-06 04:54:02,984 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:02,985 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2022-12-06 04:54:03,862 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:03,863 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:03,864 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:03,865 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:04,175 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:04,176 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:05,451 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:05,452 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:05,454 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:05,454 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:05,871 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:05,872 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:06,619 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:06,620 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:54:06,625 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:06,625 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 04:54:06,628 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:06,629 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-06 04:54:06,632 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:06,633 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-12-06 04:54:26,785 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:26,786 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:26,787 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:26,787 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:26,789 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:26,789 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:26,790 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:26,791 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:37,047 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:37,047 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:37,049 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:37,050 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:37,243 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:37,243 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:54:37,245 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:54:37,246 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:03,362 WARN L233 SmtUtils]: Spent 14.94s on a formula simplification that was a NOOP. DAG size: 612 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:55:31,141 WARN L233 SmtUtils]: Spent 27.73s on a formula simplification that was a NOOP. DAG size: 536 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:56:28,019 WARN L233 SmtUtils]: Spent 56.87s on a formula simplification that was a NOOP. DAG size: 612 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:57:17,100 WARN L233 SmtUtils]: Spent 49.07s on a formula simplification that was a NOOP. DAG size: 536 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:57:17,444 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:57:17,445 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:57:17,448 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:57:17,451 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:57:17,454 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:57:17,457 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:57:17,460 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:57:17,461 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:57:17,463 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:57:17,464 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 04:57:59,029 WARN L233 SmtUtils]: Spent 41.43s on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:58:19,492 WARN L233 SmtUtils]: Spent 20.46s on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:59:33,289 WARN L233 SmtUtils]: Spent 1.23m 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 05:00:12,180 WARN L233 SmtUtils]: Spent 38.89s 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 05:00:12,719 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:12,720 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:12,722 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:12,722 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:12,726 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:12,727 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:12,732 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:12,732 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:15,254 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:15,255 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:15,255 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:15,256 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:21,413 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:21,414 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:21,418 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:21,419 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:21,433 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:21,434 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:21,490 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 05:00:33,156 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:33,157 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:33,237 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 05:00:33,266 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:33,267 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:33,283 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:33,283 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:47,149 INFO L203 LiptonReduction]: Total number of compositions: 664 [2022-12-06 05:00:47,162 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 05:00:47,166 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;@6a5e576e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 05:00:47,166 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 05:00:47,171 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 05:00:47,171 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 05:00:47,171 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 05:00:47,172 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 05:00:47,172 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 2 more)] === [2022-12-06 05:00:47,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 05:00:47,174 INFO L85 PathProgramCache]: Analyzing trace with hash 2625386, now seen corresponding path program 1 times [2022-12-06 05:00:47,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 05:00:47,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456760239] [2022-12-06 05:00:47,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 05:00:47,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 05:00:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 05:00:47,536 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 05:00:47,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 05:00:47,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456760239] [2022-12-06 05:00:47,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456760239] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 05:00:47,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 05:00:47,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 05:00:47,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595479463] [2022-12-06 05:00:47,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 05:00:47,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 05:00:47,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 05:00:47,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 05:00:47,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 05:00:47,557 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 55 [2022-12-06 05:00:47,557 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 55 transitions, 119 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 05:00:47,558 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 05:00:47,558 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 55 [2022-12-06 05:00:47,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 05:00:47,909 INFO L130 PetriNetUnfolder]: 223/415 cut-off events. [2022-12-06 05:00:47,909 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2022-12-06 05:00:47,910 INFO L83 FinitePrefix]: Finished finitePrefix Result has 860 conditions, 415 events. 223/415 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1746 event pairs, 213 based on Foata normal form. 0/253 useless extension candidates. Maximal degree in co-relation 704. Up to 416 conditions per place. [2022-12-06 05:00:47,912 INFO L137 encePairwiseOnDemand]: 44/55 looper letters, 40 selfloop transitions, 0 changer transitions 4/44 dead transitions. [2022-12-06 05:00:47,912 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 44 transitions, 185 flow [2022-12-06 05:00:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 05:00:47,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 05:00:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 55 transitions. [2022-12-06 05:00:47,921 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 05:00:47,922 INFO L175 Difference]: Start difference. First operand has 42 places, 55 transitions, 119 flow. Second operand 2 states and 55 transitions. [2022-12-06 05:00:47,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 44 transitions, 185 flow [2022-12-06 05:00:47,924 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 44 transitions, 180 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 05:00:47,925 INFO L231 Difference]: Finished difference. Result has 39 places, 40 transitions, 83 flow [2022-12-06 05:00:47,926 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=55, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=83, PETRI_PLACES=39, PETRI_TRANSITIONS=40} [2022-12-06 05:00:47,930 INFO L294 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2022-12-06 05:00:47,930 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 05:00:47,930 INFO L89 Accepts]: Start accepts. Operand has 39 places, 40 transitions, 83 flow [2022-12-06 05:00:47,933 INFO L95 Accepts]: Finished accepts. [2022-12-06 05:00:47,933 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 05:00:47,933 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 40 transitions, 83 flow [2022-12-06 05:00:47,938 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 34 places, 40 transitions, 83 flow [2022-12-06 05:00:47,950 INFO L130 PetriNetUnfolder]: 10/40 cut-off events. [2022-12-06 05:00:47,950 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 05:00:47,951 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 40 events. 10/40 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 109 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-06 05:00:47,951 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 40 transitions, 83 flow [2022-12-06 05:00:47,951 INFO L188 LiptonReduction]: Number of co-enabled transitions 106 [2022-12-06 05:00:47,960 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:47,961 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:47,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:47,963 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:53,118 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:53,118 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:53,120 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:53,121 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:55,325 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:55,326 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:55,334 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:55,335 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:56,014 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:56,014 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:56,016 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:56,016 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:59,690 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:59,690 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:00:59,694 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:00:59,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,147 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,148 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,150 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,150 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,892 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,893 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,894 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,895 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,896 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,897 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,903 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,904 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,958 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 05:01:03,983 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,983 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,985 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,985 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,990 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,990 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:03,992 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:03,992 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:04,005 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 05:01:04,006 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 05:01:12,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 05:01:12,773 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 6 out of bounds for length 6 at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70) at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248) at java.base/java.util.Objects.checkIndex(Objects.java:372) at java.base/java.util.ArrayList.get(ArrayList.java:459) at de.uni_freiburg.informatik.ultimate.automata.petrinet.PetriNetRun.getTransition(PetriNetRun.java:125) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.adaptRun(ChoiceRule.java:163) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.applyInternal(ChoiceRule.java:115) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ReductionRule.apply(ReductionRule.java:80) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.choiceRuleWrapper(LiptonReduction.java:239) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.performReduction(LiptonReduction.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.refineAbstraction(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-06 05:01:12,775 INFO L158 Benchmark]: Toolchain (without parser) took 461007.00ms. Allocated memory was 242.2MB in the beginning and 527.4MB in the end (delta: 285.2MB). Free memory was 197.6MB in the beginning and 351.9MB in the end (delta: -154.3MB). Peak memory consumption was 367.2MB. Max. memory is 8.0GB. [2022-12-06 05:01:12,775 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 242.2MB. Free memory is still 219.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 05:01:12,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3475.73ms. Allocated memory was 242.2MB in the beginning and 329.3MB in the end (delta: 87.0MB). Free memory was 197.2MB in the beginning and 242.6MB in the end (delta: -45.4MB). Peak memory consumption was 132.8MB. Max. memory is 8.0GB. [2022-12-06 05:01:12,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.54ms. Allocated memory is still 329.3MB. Free memory was 242.6MB in the beginning and 231.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 05:01:12,776 INFO L158 Benchmark]: Boogie Preprocessor took 65.83ms. Allocated memory is still 329.3MB. Free memory was 231.1MB in the beginning and 225.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-06 05:01:12,776 INFO L158 Benchmark]: RCFGBuilder took 951.96ms. Allocated memory is still 329.3MB. Free memory was 225.8MB in the beginning and 164.0MB in the end (delta: 61.9MB). Peak memory consumption was 61.9MB. Max. memory is 8.0GB. [2022-12-06 05:01:12,776 INFO L158 Benchmark]: TraceAbstraction took 456382.96ms. Allocated memory was 329.3MB in the beginning and 527.4MB in the end (delta: 198.2MB). Free memory was 162.9MB in the beginning and 351.9MB in the end (delta: -189.0MB). Peak memory consumption was 244.4MB. Max. memory is 8.0GB. [2022-12-06 05:01:12,777 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 242.2MB. Free memory is still 219.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3475.73ms. Allocated memory was 242.2MB in the beginning and 329.3MB in the end (delta: 87.0MB). Free memory was 197.2MB in the beginning and 242.6MB in the end (delta: -45.4MB). Peak memory consumption was 132.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 125.54ms. Allocated memory is still 329.3MB. Free memory was 242.6MB in the beginning and 231.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.83ms. Allocated memory is still 329.3MB. Free memory was 231.1MB in the beginning and 225.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 951.96ms. Allocated memory is still 329.3MB. Free memory was 225.8MB in the beginning and 164.0MB in the end (delta: 61.9MB). Peak memory consumption was 61.9MB. Max. memory is 8.0GB. * TraceAbstraction took 456382.96ms. Allocated memory was 329.3MB in the beginning and 527.4MB in the end (delta: 198.2MB). Free memory was 162.9MB in the beginning and 351.9MB in the end (delta: -189.0MB). Peak memory consumption was 244.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 430.3s, 671 PlacesBefore, 42 PlacesAfterwards, 716 TransitionsBefore, 55 TransitionsAfterwards, 8602 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 104 ConcurrentYvCompositions, 26 ChoiceCompositions, 664 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 6941, independent unconditional: 0, dependent: 42, dependent conditional: 42, dependent unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5208, independent: 5182, independent conditional: 0, independent unconditional: 5182, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5208, independent: 5182, independent conditional: 0, independent unconditional: 5182, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3774, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1646, dependent conditional: 0, dependent unconditional: 1646, unknown: 2128, unknown conditional: 0, unknown unconditional: 2128] ], Cache Queries: [ total: 6988, independent: 1759, independent conditional: 0, independent unconditional: 1759, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 5212, unknown conditional: 0, unknown unconditional: 5212] , Statistics on independence cache: Total cache size (in pairs): 13066, Positive cache size: 13041, Positive conditional cache size: 0, Positive unconditional cache size: 13041, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Unknown cache size: 1, Unknown conditional cache size: 0, Unknown unconditional cache size: 1, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 6 out of bounds for length 6 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 6 out of bounds for length 6: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 05:01:12,837 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...