/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-RepeatedSemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -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 01:36:40,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:36:40,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:36:40,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:36:40,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:36:40,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:36:40,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:36:40,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:36:40,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:36:40,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:36:40,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:36:40,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:36:40,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:36:40,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:36:40,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:36:40,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:36:40,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:36:40,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:36:40,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:36:40,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:36:40,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:36:40,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:36:40,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:36:40,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:36:40,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:36:40,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:36:40,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:36:40,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:36:40,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:36:40,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:36:40,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:36:40,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:36:40,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:36:40,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:36:40,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:36:40,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:36:40,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:36:40,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:36:40,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:36:40,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:36:40,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:36:40,916 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-RepeatedSemanticLbe.epf [2022-12-06 01:36:40,940 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:36:40,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:36:40,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:36:40,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:36:40,942 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:36:40,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:36:40,942 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:36:40,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:36:40,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:36:40,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:36:40,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:36:40,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:36:40,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:36:40,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:36:40,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:36:40,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:36:40,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:36:40,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:36:40,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:36:40,945 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:36:40,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:36:41,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:36:41,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:36:41,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:36:41,222 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:36:41,222 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:36:41,223 INFO L432 ainManager$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 01:36:42,228 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:36:42,645 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:36:42,645 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 01:36:42,700 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96205309/47870469c0ae4eb6a8ed76700c83672a/FLAG9df969f02 [2022-12-06 01:36:42,711 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96205309/47870469c0ae4eb6a8ed76700c83672a [2022-12-06 01:36:42,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:36:42,713 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:36:42,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:36:42,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:36:42,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:36:42,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:36:42" (1/1) ... [2022-12-06 01:36:42,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ab9c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:42, skipping insertion in model container [2022-12-06 01:36:42,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:36:42" (1/1) ... [2022-12-06 01:36:42,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:36:42,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:36:43,096 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 01:36:43,331 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,332 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,336 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,336 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,340 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,341 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,346 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,349 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,350 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,353 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,354 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,360 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,360 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,371 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 01:36:43,377 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:36:43,383 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:36:43,392 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:36:43,491 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:36:43,496 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:36:43,600 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 01:36:43,660 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,661 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,663 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,664 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,666 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:43,666 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:43,885 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 01:36:43,893 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 01:36:43,896 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 01:36:44,023 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 01:36:44,024 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:36:44,028 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 01:36:44,028 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:36:44,193 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 01:36:44,517 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:36:44,523 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:36:44,573 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 01:36:44,579 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 01:36:44,807 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 01:36:44,973 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 01:36:44,977 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 01:36:45,132 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 01:36:45,429 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 01:36:45,430 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 01:36:45,430 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 01:36:46,487 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 01:36:46,488 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:46,490 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:46,493 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:46,495 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:47,237 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:36:47,238 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:36:47,273 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 01:36:47,274 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 01:36:47,275 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:36:47,276 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:36:47,276 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 01:36:47,277 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 01:36:47,281 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:36:47,281 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 01:36:47,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:36:47,329 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:36:47,338 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 01:36:47,343 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,344 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,345 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,346 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,346 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,346 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,346 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 01:36:47,347 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:36:47,347 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:36:47,347 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:36:47,350 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:36:47,351 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:36:47,352 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 01:36:47,357 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,358 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,358 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,358 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,358 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:36:47,358 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:36:47,365 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 01:36:47,366 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 01:36:47,366 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 01:36:47,368 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 01:36:47,368 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:36:47,369 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 01:36:47,369 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:36:47,376 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 01:36:47,387 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:36:47,389 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:36:47,390 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 01:36:47,390 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 01:36:47,398 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 01:36:47,402 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 01:36:47,402 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 01:36:47,406 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 01:36:47,410 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 01:36:47,410 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 01:36:47,411 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 01:36:47,467 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 01:36:47,467 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:47,469 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:47,472 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:47,475 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:36:47,557 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:36:47,558 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:36:47,562 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 01:36:47,562 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 01:36:47,563 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:36:47,564 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:36:47,564 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 01:36:47,565 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 01:36:47,565 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:36:47,565 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 01:36:47,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:36:47,973 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:36:47,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47 WrapperNode [2022-12-06 01:36:47,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:36:47,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:36:47,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:36:47,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:36:47,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,113 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 49, statements flattened = 662 [2022-12-06 01:36:48,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:36:48,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:36:48,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:36:48,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:36:48,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:36:48,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:36:48,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:36:48,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:36:48,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (1/1) ... [2022-12-06 01:36:48,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:36:48,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:36:48,228 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 01:36:48,241 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 01:36:48,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 01:36:48,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 01:36:48,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:36:48,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 01:36:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:36:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:36:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 01:36:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 01:36:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 01:36:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:36:48,267 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 01:36:48,651 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:36:48,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:36:49,196 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:36:49,202 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:36:49,203 INFO L302 CfgBuilder]: Removed 23 assume(true) statements. [2022-12-06 01:36:49,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:36:49 BoogieIcfgContainer [2022-12-06 01:36:49,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:36:49,205 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:36:49,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:36:49,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:36:49,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:36:42" (1/3) ... [2022-12-06 01:36:49,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65731bd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:36:49, skipping insertion in model container [2022-12-06 01:36:49,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:47" (2/3) ... [2022-12-06 01:36:49,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65731bd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:36:49, skipping insertion in model container [2022-12-06 01:36:49,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:36:49" (3/3) ... [2022-12-06 01:36:49,209 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-06 01:36:49,219 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:36:49,219 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 01:36:49,220 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:36:49,280 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 01:36:49,304 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 681 places, 726 transitions, 1468 flow [2022-12-06 01:36:49,462 INFO L130 PetriNetUnfolder]: 52/724 cut-off events. [2022-12-06 01:36:49,462 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 01:36:49,468 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 01:36:49,468 INFO L82 GeneralOperation]: Start removeDead. Operand has 681 places, 726 transitions, 1468 flow [2022-12-06 01:36:49,474 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 671 places, 716 transitions, 1441 flow [2022-12-06 01:36:49,475 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:36:49,487 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-06 01:36:49,492 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 671 places, 716 transitions, 1441 flow [2022-12-06 01:36:49,564 INFO L130 PetriNetUnfolder]: 52/716 cut-off events. [2022-12-06 01:36:49,564 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 01:36:49,565 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 01:36:49,571 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-06 01:36:49,571 INFO L188 LiptonReduction]: Number of co-enabled transitions 8602 [2022-12-06 01:36:51,386 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:51,388 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:51,389 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:51,390 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:51,474 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:51,474 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:51,476 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:51,476 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:51,478 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:51,479 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:51,480 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:51,480 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:52,843 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:52,844 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:52,845 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:52,846 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:53,256 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:53,256 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:53,257 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:53,258 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:53,644 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:53,645 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:53,647 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:53,647 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:56,491 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:56,491 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:57,614 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:57,615 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:57,616 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:57,616 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:58,325 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:58,326 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:58,791 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:58,791 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:58,793 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:58,794 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:59,688 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:59,689 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:59,691 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:59,692 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:59,693 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:59,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:59,695 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:59,695 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:00,486 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:00,487 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:00,488 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:00,488 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:01,273 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:01,274 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:01,689 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:01,689 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:01,691 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:01,691 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:01,718 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:01,719 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:02,003 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:02,004 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:02,006 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:02,007 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:02,800 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:02,801 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:02,803 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:02,804 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:04,332 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:04,332 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:04,402 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:04,403 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:04,404 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:04,405 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:08,146 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:08,146 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:08,147 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:08,147 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:09,010 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:09,010 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:09,012 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:09,013 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:14,182 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:14,182 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 01:37:15,535 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:15,536 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 01:37:15,541 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:15,541 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2022-12-06 01:37:15,544 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:15,545 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2022-12-06 01:37:16,386 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:16,387 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:16,388 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:16,389 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:16,704 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:16,705 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:18,006 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:18,007 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:18,009 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:18,009 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:18,433 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:18,433 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:19,238 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:19,238 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:37:19,243 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:19,244 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 01:37:19,247 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:19,248 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-06 01:37:19,250 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:19,251 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-12-06 01:37:39,856 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:39,857 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:39,858 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:39,858 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:39,860 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:39,860 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:39,862 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:39,862 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:49,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:49,963 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:49,965 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:49,966 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:50,163 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:50,164 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:50,166 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:37:50,167 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:16,392 WARN L233 SmtUtils]: Spent 14.86s 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 01:38:43,328 WARN L233 SmtUtils]: Spent 26.92s 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 01:39:39,559 WARN L233 SmtUtils]: Spent 56.23s 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 01:40:27,222 WARN L233 SmtUtils]: Spent 47.65s 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 01:40:27,567 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:40:27,568 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 01:40:27,571 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:40:27,574 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 01:40:27,577 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:40:27,581 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:40:27,584 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:40:27,584 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 01:40:27,587 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:40:27,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 01:41:12,438 WARN L233 SmtUtils]: Spent 44.70s 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 01:41:34,868 WARN L233 SmtUtils]: Spent 22.43s 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 01:42:44,540 WARN L233 SmtUtils]: Spent 1.16m 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 01:43:20,785 WARN L233 SmtUtils]: Spent 36.24s 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 01:43:21,325 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:21,325 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:21,327 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:21,328 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:21,333 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:21,333 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:21,342 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:21,343 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:23,643 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:23,643 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:23,644 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:23,645 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:29,586 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:29,586 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:29,589 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:29,589 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:29,602 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:29,603 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:29,643 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 01:43:39,013 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:39,014 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:39,088 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 01:43:39,115 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:39,116 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:39,129 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:39,130 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:52,811 INFO L203 LiptonReduction]: Total number of compositions: 664 [2022-12-06 01:43:52,828 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 01:43:52,834 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;@4dcd7934, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 01:43:52,834 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 01:43:52,839 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 01:43:52,839 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:43:52,839 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:43:52,840 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 01:43:52,840 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 01:43:52,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:43:52,843 INFO L85 PathProgramCache]: Analyzing trace with hash 2625386, now seen corresponding path program 1 times [2022-12-06 01:43:52,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:43:52,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975888271] [2022-12-06 01:43:52,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:43:52,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:43:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:43:53,162 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 01:43:53,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:43:53,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975888271] [2022-12-06 01:43:53,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975888271] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:43:53,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:43:53,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:43:53,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720900070] [2022-12-06 01:43:53,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:43:53,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 01:43:53,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:43:53,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 01:43:53,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 01:43:53,181 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 55 [2022-12-06 01:43:53,181 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 01:43:53,181 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:43:53,182 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 55 [2022-12-06 01:43:53,182 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:43:53,905 INFO L130 PetriNetUnfolder]: 223/415 cut-off events. [2022-12-06 01:43:53,905 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2022-12-06 01:43:53,905 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 01:43:53,907 INFO L137 encePairwiseOnDemand]: 44/55 looper letters, 40 selfloop transitions, 0 changer transitions 4/44 dead transitions. [2022-12-06 01:43:53,907 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 44 transitions, 185 flow [2022-12-06 01:43:53,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 01:43:53,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 01:43:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 55 transitions. [2022-12-06 01:43:53,915 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 01:43:53,917 INFO L294 CegarLoopForPetriNet]: 42 programPoint places, 0 predicate places. [2022-12-06 01:43:53,917 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:43:53,918 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 44 transitions, 185 flow [2022-12-06 01:43:53,920 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 44 transitions, 185 flow [2022-12-06 01:43:53,920 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:43:53,927 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:53,928 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:53,930 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:53,930 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:56,513 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:56,514 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:56,516 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:56,516 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:58,606 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:58,607 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:58,610 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:58,611 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:59,308 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:59,309 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:59,311 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:59,311 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:02,719 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:02,719 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:02,732 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:02,733 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:02,744 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:02,744 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:02,746 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:02,747 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:02,761 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:02,762 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:02,766 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:02,766 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,022 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,022 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,025 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,026 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,747 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,747 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,751 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,751 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,753 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,753 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,756 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,757 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,760 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,760 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,762 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,762 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,779 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,779 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,832 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 01:44:06,852 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,852 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:06,854 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:06,855 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:15,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 01:44:15,024 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 01:44:15,040 INFO L158 Benchmark]: Toolchain (without parser) took 452326.62ms. Allocated memory was 255.9MB in the beginning and 604.0MB in the end (delta: 348.1MB). Free memory was 220.7MB in the beginning and 328.6MB in the end (delta: -107.9MB). Peak memory consumption was 420.6MB. Max. memory is 8.0GB. [2022-12-06 01:44:15,040 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 255.9MB. Free memory was 231.8MB in the beginning and 231.7MB in the end (delta: 80.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 01:44:15,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5258.78ms. Allocated memory was 255.9MB in the beginning and 309.3MB in the end (delta: 53.5MB). Free memory was 220.7MB in the beginning and 239.8MB in the end (delta: -19.1MB). Peak memory consumption was 187.9MB. Max. memory is 8.0GB. [2022-12-06 01:44:15,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.76ms. Allocated memory is still 309.3MB. Free memory was 239.8MB in the beginning and 228.8MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 01:44:15,045 INFO L158 Benchmark]: Boogie Preprocessor took 74.10ms. Allocated memory is still 309.3MB. Free memory was 228.8MB in the beginning and 223.0MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-06 01:44:15,049 INFO L158 Benchmark]: RCFGBuilder took 1015.89ms. Allocated memory is still 309.3MB. Free memory was 223.0MB in the beginning and 162.2MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. [2022-12-06 01:44:15,050 INFO L158 Benchmark]: TraceAbstraction took 445834.01ms. Allocated memory was 309.3MB in the beginning and 604.0MB in the end (delta: 294.6MB). Free memory was 161.7MB in the beginning and 328.6MB in the end (delta: -166.8MB). Peak memory consumption was 307.1MB. Max. memory is 8.0GB. [2022-12-06 01:44:15,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 255.9MB. Free memory was 231.8MB in the beginning and 231.7MB in the end (delta: 80.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5258.78ms. Allocated memory was 255.9MB in the beginning and 309.3MB in the end (delta: 53.5MB). Free memory was 220.7MB in the beginning and 239.8MB in the end (delta: -19.1MB). Peak memory consumption was 187.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 138.76ms. Allocated memory is still 309.3MB. Free memory was 239.8MB in the beginning and 228.8MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 74.10ms. Allocated memory is still 309.3MB. Free memory was 228.8MB in the beginning and 223.0MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1015.89ms. Allocated memory is still 309.3MB. Free memory was 223.0MB in the beginning and 162.2MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. * TraceAbstraction took 445834.01ms. Allocated memory was 309.3MB in the beginning and 604.0MB in the end (delta: 294.6MB). Free memory was 161.7MB in the beginning and 328.6MB in the end (delta: -166.8MB). Peak memory consumption was 307.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 423.2s, 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: 4113, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1977, dependent conditional: 0, dependent unconditional: 1977, unknown: 2136, unknown conditional: 0, unknown unconditional: 2136] ], 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 01:44:15,115 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...