/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 06:58:46,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 06:58:46,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 06:58:46,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 06:58:46,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 06:58:46,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 06:58:46,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 06:58:46,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 06:58:46,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 06:58:46,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 06:58:46,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 06:58:46,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 06:58:46,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 06:58:46,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 06:58:46,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 06:58:46,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 06:58:46,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 06:58:46,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 06:58:46,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 06:58:46,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 06:58:46,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 06:58:46,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 06:58:46,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 06:58:46,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 06:58:46,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 06:58:46,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 06:58:46,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 06:58:46,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 06:58:46,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 06:58:46,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 06:58:46,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 06:58:46,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 06:58:46,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 06:58:46,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 06:58:46,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 06:58:46,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 06:58:46,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 06:58:46,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 06:58:46,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 06:58:46,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 06:58:46,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 06:58:46,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2022-12-06 06:58:46,880 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 06:58:46,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 06:58:46,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 06:58:46,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 06:58:46,882 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 06:58:46,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 06:58:46,882 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 06:58:46,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 06:58:46,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 06:58:46,884 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 06:58:46,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 06:58:46,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 06:58:46,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 06:58:46,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 06:58:46,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 06:58:46,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 06:58:46,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 06:58:46,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 06:58:46,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 06:58:46,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 06:58:46,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 06:58:46,885 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 06:58:46,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 06:58:47,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 06:58:47,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 06:58:47,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 06:58:47,226 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 06:58:47,226 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 06:58:47,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2022-12-06 06:58:48,413 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 06:58:48,925 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 06:58:48,926 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2022-12-06 06:58:48,966 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ed6e4c1/a9ba749601994b7da37423e9c36f76a6/FLAGa94011beb [2022-12-06 06:58:48,985 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ed6e4c1/a9ba749601994b7da37423e9c36f76a6 [2022-12-06 06:58:48,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 06:58:48,988 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 06:58:48,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 06:58:48,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 06:58:48,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 06:58:48,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:58:48" (1/1) ... [2022-12-06 06:58:48,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc845d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:48, skipping insertion in model container [2022-12-06 06:58:48,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:58:48" (1/1) ... [2022-12-06 06:58:49,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 06:58:49,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 06:58:49,468 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_get_pc8736x_gpio_set.i[5469,5482] [2022-12-06 06:58:49,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,871 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,872 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,879 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:49,901 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:49,921 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 06:58:49,929 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:49,938 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:49,955 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:50,174 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:50,183 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:50,372 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 06:58:50,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:50,464 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:50,468 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:50,469 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:50,473 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:50,473 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:50,670 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 06:58:50,674 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 06:58:50,679 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 06:58:50,822 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 06:58:50,822 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:50,826 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 06:58:50,826 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:50,966 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 06:58:51,470 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:51,481 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:51,547 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 06:58:51,554 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 06:58:51,736 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 06:58:51,866 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 06:58:51,871 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 06:58:52,014 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 06:58:52,246 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 06:58:52,246 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 06:58:52,246 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 06:58:52,956 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 06:58:52,957 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:52,963 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:52,966 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:52,969 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:53,390 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:53,390 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:53,415 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 06:58:53,416 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 06:58:53,417 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 06:58:53,418 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:53,419 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 06:58:53,419 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 06:58:53,423 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:53,424 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 06:58:53,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 06:58:53,466 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 06:58:53,491 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_get_pc8736x_gpio_set.i[5469,5482] [2022-12-06 06:58:53,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,501 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 06:58:53,502 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:53,502 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:53,502 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 06:58:53,506 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:53,507 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 06:58:53,518 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 06:58:53,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 06:58:53,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 06:58:53,541 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 06:58:53,542 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 06:58:53,542 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 06:58:53,545 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 06:58:53,545 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:53,546 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 06:58:53,546 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 06:58:53,553 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 06:58:53,567 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:53,569 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 06:58:53,571 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 06:58:53,571 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 06:58:53,578 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 06:58:53,583 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 06:58:53,584 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 06:58:53,588 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 06:58:53,593 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 06:58:53,594 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 06:58:53,594 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 06:58:53,660 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 06:58:53,661 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:53,663 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:53,673 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:53,677 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 06:58:53,715 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:53,716 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 06:58:53,721 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 06:58:53,721 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 06:58:53,722 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 06:58:53,724 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:53,724 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 06:58:53,725 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 06:58:53,725 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 06:58:53,725 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 06:58:53,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 06:58:54,257 INFO L208 MainTranslator]: Completed translation [2022-12-06 06:58:54,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54 WrapperNode [2022-12-06 06:58:54,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 06:58:54,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 06:58:54,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 06:58:54,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 06:58:54,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,444 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 51, statements flattened = 721 [2022-12-06 06:58:54,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 06:58:54,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 06:58:54,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 06:58:54,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 06:58:54,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,516 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 06:58:54,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 06:58:54,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 06:58:54,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 06:58:54,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (1/1) ... [2022-12-06 06:58:54,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 06:58:54,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 06:58:54,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-06 06:58:54,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-06 06:58:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 06:58:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 06:58:54,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 06:58:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 06:58:54,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 06:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 06:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2022-12-06 06:58:54,613 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2022-12-06 06:58:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 06:58:54,615 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 06:58:55,136 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 06:58:55,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 06:58:55,850 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 06:58:55,864 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 06:58:55,864 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2022-12-06 06:58:55,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:58:55 BoogieIcfgContainer [2022-12-06 06:58:55,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 06:58:55,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 06:58:55,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 06:58:55,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 06:58:55,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:58:48" (1/3) ... [2022-12-06 06:58:55,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@314dd00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:58:55, skipping insertion in model container [2022-12-06 06:58:55,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:58:54" (2/3) ... [2022-12-06 06:58:55,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@314dd00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:58:55, skipping insertion in model container [2022-12-06 06:58:55,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:58:55" (3/3) ... [2022-12-06 06:58:55,898 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2022-12-06 06:58:55,912 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 06:58:55,912 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 06:58:55,912 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 06:58:56,001 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 06:58:56,036 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 736 places, 792 transitions, 1600 flow [2022-12-06 06:58:56,296 INFO L130 PetriNetUnfolder]: 63/790 cut-off events. [2022-12-06 06:58:56,296 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 06:58:56,308 INFO L83 FinitePrefix]: Finished finitePrefix Result has 799 conditions, 790 events. 63/790 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1229 event pairs, 0 based on Foata normal form. 0/725 useless extension candidates. Maximal degree in co-relation 719. Up to 9 conditions per place. [2022-12-06 06:58:56,308 INFO L82 GeneralOperation]: Start removeDead. Operand has 736 places, 792 transitions, 1600 flow [2022-12-06 06:58:56,321 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 726 places, 782 transitions, 1573 flow [2022-12-06 06:58:56,323 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 06:58:56,351 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 726 places, 782 transitions, 1573 flow [2022-12-06 06:58:56,358 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 726 places, 782 transitions, 1573 flow [2022-12-06 06:58:56,527 INFO L130 PetriNetUnfolder]: 63/782 cut-off events. [2022-12-06 06:58:56,527 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 06:58:56,532 INFO L83 FinitePrefix]: Finished finitePrefix Result has 790 conditions, 782 events. 63/782 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1155 event pairs, 0 based on Foata normal form. 0/717 useless extension candidates. Maximal degree in co-relation 719. Up to 9 conditions per place. [2022-12-06 06:58:56,546 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 726 places, 782 transitions, 1573 flow [2022-12-06 06:58:56,546 INFO L188 LiptonReduction]: Number of co-enabled transitions 17446 [2022-12-06 06:58:56,791 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:56,793 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:56,795 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:56,796 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:58:59,933 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:58:59,933 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:00,859 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:00,866 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:00,940 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:00,941 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:00,943 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:00,943 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:01,973 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:01,974 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:01,975 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:01,976 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:02,169 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:02,169 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:59:02,171 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:02,172 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:02,888 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:02,889 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:05,042 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:05,043 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:05,044 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:05,045 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:06,466 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:06,467 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:07,977 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,979 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:07,980 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:07,981 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:12,187 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:12,188 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:12,763 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:12,763 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:12,765 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:12,765 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:12,767 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:12,767 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:12,769 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:12,769 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:15,528 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:15,531 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:15,533 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:15,533 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:15,535 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:15,535 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:15,536 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:15,537 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:16,404 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,405 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:16,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,408 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:16,409 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,411 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:16,412 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,412 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:16,476 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,476 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 06:59:16,481 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,481 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 06:59:16,486 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,487 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-06 06:59:16,493 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:16,493 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-12-06 06:59:23,915 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:23,915 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:23,917 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:23,917 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:24,236 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:24,237 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:24,239 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:24,240 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:25,707 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:25,707 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:25,708 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:25,709 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:25,778 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:25,780 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:25,783 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:25,784 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:26,708 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:26,708 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:26,710 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:26,711 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:26,717 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:26,718 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:26,719 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:26,719 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:27,671 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:27,671 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:27,673 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:27,674 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:33,562 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:33,563 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:33,565 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:33,566 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:36,380 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:36,381 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:36,382 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:36,382 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 06:59:57,950 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:57,951 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-06 06:59:57,960 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:57,961 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2022-12-06 06:59:57,971 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:57,972 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2022-12-06 06:59:57,979 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:57,980 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-12-06 06:59:57,985 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 06:59:57,986 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2022-12-06 07:00:13,469 WARN L233 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 454 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:21,576 WARN L233 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 454 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:23,433 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:23,434 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 07:00:23,441 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:23,442 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 07:00:23,446 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:23,446 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 07:00:23,450 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:23,451 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 07:00:23,454 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:23,455 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 07:00:32,486 WARN L233 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:41,959 WARN L233 SmtUtils]: Spent 9.47s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:47,056 WARN L233 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:52,410 WARN L233 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 471 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:00:53,232 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:53,232 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:00:53,237 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:00:53,238 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:01:17,278 WARN L233 SmtUtils]: Spent 23.48s on a formula simplification that was a NOOP. DAG size: 509 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:01:34,028 WARN L233 SmtUtils]: Spent 16.75s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:01:53,428 WARN L233 SmtUtils]: Spent 19.39s on a formula simplification that was a NOOP. DAG size: 509 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:02:03,604 WARN L233 SmtUtils]: Spent 10.17s on a formula simplification that was a NOOP. DAG size: 489 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:04:00,940 WARN L233 SmtUtils]: Spent 1.92m on a formula simplification. DAG size of input: 627 DAG size of output: 625 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:04:58,300 WARN L233 SmtUtils]: Spent 57.35s on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:07:12,489 WARN L233 SmtUtils]: Spent 2.24m on a formula simplification. DAG size of input: 627 DAG size of output: 625 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:08:17,362 WARN L233 SmtUtils]: Spent 1.08m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 07:08:18,478 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:08:18,479 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:08:18,482 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:08:18,482 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:08:23,313 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:08:23,314 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:08:23,316 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:08:23,317 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:08:29,809 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:08:29,809 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:00,161 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 07:09:00,195 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:00,196 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:00,221 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:00,222 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:16,008 INFO L203 LiptonReduction]: Total number of compositions: 724 [2022-12-06 07:09:16,020 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 07:09:16,024 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;@31183857, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 07:09:16,024 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 07:09:16,032 INFO L130 PetriNetUnfolder]: 7/14 cut-off events. [2022-12-06 07:09:16,032 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:09:16,032 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:09:16,033 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 07:09:16,033 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 07:09:16,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:09:16,036 INFO L85 PathProgramCache]: Analyzing trace with hash 2937990, now seen corresponding path program 1 times [2022-12-06 07:09:16,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:09:16,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709762596] [2022-12-06 07:09:16,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:09:16,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:09:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:09:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 07:09:16,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:09:16,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709762596] [2022-12-06 07:09:16,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709762596] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:09:16,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:09:16,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 07:09:16,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721930410] [2022-12-06 07:09:16,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:09:16,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 07:09:16,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:09:16,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 07:09:16,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 07:09:16,544 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 61 [2022-12-06 07:09:16,545 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 61 transitions, 131 flow. Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 07:09:16,545 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:09:16,545 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 61 [2022-12-06 07:09:16,546 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:09:16,841 INFO L130 PetriNetUnfolder]: 331/601 cut-off events. [2022-12-06 07:09:16,841 INFO L131 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-12-06 07:09:16,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1238 conditions, 601 events. 331/601 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2497 event pairs, 321 based on Foata normal form. 0/385 useless extension candidates. Maximal degree in co-relation 1082. Up to 602 conditions per place. [2022-12-06 07:09:16,845 INFO L137 encePairwiseOnDemand]: 47/61 looper letters, 44 selfloop transitions, 0 changer transitions 3/47 dead transitions. [2022-12-06 07:09:16,846 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 47 transitions, 197 flow [2022-12-06 07:09:16,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 07:09:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 07:09:16,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 61 transitions. [2022-12-06 07:09:16,858 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 07:09:16,860 INFO L175 Difference]: Start difference. First operand has 45 places, 61 transitions, 131 flow. Second operand 2 states and 61 transitions. [2022-12-06 07:09:16,860 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 47 transitions, 197 flow [2022-12-06 07:09:16,865 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 47 transitions, 192 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 07:09:16,866 INFO L231 Difference]: Finished difference. Result has 42 places, 44 transitions, 91 flow [2022-12-06 07:09:16,868 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=61, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=91, PETRI_PLACES=42, PETRI_TRANSITIONS=44} [2022-12-06 07:09:16,872 INFO L294 CegarLoopForPetriNet]: 45 programPoint places, -3 predicate places. [2022-12-06 07:09:16,872 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:09:16,873 INFO L89 Accepts]: Start accepts. Operand has 42 places, 44 transitions, 91 flow [2022-12-06 07:09:16,877 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:09:16,877 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:09:16,877 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 44 transitions, 91 flow [2022-12-06 07:09:16,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 38 places, 44 transitions, 91 flow [2022-12-06 07:09:16,910 INFO L130 PetriNetUnfolder]: 10/44 cut-off events. [2022-12-06 07:09:16,910 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:09:16,910 INFO L83 FinitePrefix]: Finished finitePrefix Result has 48 conditions, 44 events. 10/44 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 118 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-06 07:09:16,911 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 38 places, 44 transitions, 91 flow [2022-12-06 07:09:16,911 INFO L188 LiptonReduction]: Number of co-enabled transitions 218 [2022-12-06 07:09:17,128 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:17,128 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:24,890 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:24,891 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:24,893 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:24,893 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:28,440 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:28,441 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:28,458 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:28,459 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:28,479 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:28,480 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:28,482 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:28,483 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:28,498 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:28,499 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:28,501 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:28,502 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:32,318 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:32,318 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:32,321 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:32,321 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:35,378 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:35,378 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:35,380 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:35,381 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:36,524 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:36,524 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:36,533 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:36,534 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:41,016 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:41,016 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:41,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 07:09:41,019 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 07:09:44,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 07:09:44,068 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 9 out of bounds for length 9 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 07:09:44,071 INFO L158 Benchmark]: Toolchain (without parser) took 655082.70ms. Allocated memory was 178.3MB in the beginning and 360.7MB in the end (delta: 182.5MB). Free memory was 143.5MB in the beginning and 254.3MB in the end (delta: -110.7MB). Peak memory consumption was 282.1MB. Max. memory is 8.0GB. [2022-12-06 07:09:44,071 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 178.3MB. Free memory is still 154.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 07:09:44,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5268.19ms. Allocated memory was 178.3MB in the beginning and 299.9MB in the end (delta: 121.6MB). Free memory was 143.5MB in the beginning and 171.0MB in the end (delta: -27.5MB). Peak memory consumption was 107.6MB. Max. memory is 8.0GB. [2022-12-06 07:09:44,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 186.73ms. Allocated memory is still 299.9MB. Free memory was 171.0MB in the beginning and 159.5MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 07:09:44,072 INFO L158 Benchmark]: Boogie Preprocessor took 82.51ms. Allocated memory is still 299.9MB. Free memory was 159.5MB in the beginning and 153.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-06 07:09:44,072 INFO L158 Benchmark]: RCFGBuilder took 1338.58ms. Allocated memory is still 299.9MB. Free memory was 153.7MB in the beginning and 90.3MB in the end (delta: 63.4MB). Peak memory consumption was 62.9MB. Max. memory is 8.0GB. [2022-12-06 07:09:44,072 INFO L158 Benchmark]: TraceAbstraction took 648177.44ms. Allocated memory was 299.9MB in the beginning and 360.7MB in the end (delta: 60.8MB). Free memory was 237.2MB in the beginning and 254.3MB in the end (delta: -17.1MB). Peak memory consumption was 252.8MB. Max. memory is 8.0GB. [2022-12-06 07:09:44,074 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 178.3MB. Free memory is still 154.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5268.19ms. Allocated memory was 178.3MB in the beginning and 299.9MB in the end (delta: 121.6MB). Free memory was 143.5MB in the beginning and 171.0MB in the end (delta: -27.5MB). Peak memory consumption was 107.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 186.73ms. Allocated memory is still 299.9MB. Free memory was 171.0MB in the beginning and 159.5MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 82.51ms. Allocated memory is still 299.9MB. Free memory was 159.5MB in the beginning and 153.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1338.58ms. Allocated memory is still 299.9MB. Free memory was 153.7MB in the beginning and 90.3MB in the end (delta: 63.4MB). Peak memory consumption was 62.9MB. Max. memory is 8.0GB. * TraceAbstraction took 648177.44ms. Allocated memory was 299.9MB in the beginning and 360.7MB in the end (delta: 60.8MB). Free memory was 237.2MB in the beginning and 254.3MB in the end (delta: -17.1MB). Peak memory consumption was 252.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 619.5s, 726 PlacesBefore, 45 PlacesAfterwards, 782 TransitionsBefore, 61 TransitionsAfterwards, 17446 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 156 ConcurrentYvCompositions, 32 ChoiceCompositions, 724 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13331, independent: 13281, independent conditional: 13281, independent unconditional: 0, dependent: 46, dependent conditional: 46, dependent unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13331, independent: 13281, independent conditional: 0, independent unconditional: 13281, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13331, independent: 13281, independent conditional: 0, independent unconditional: 13281, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13331, independent: 13281, independent conditional: 0, independent unconditional: 13281, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11378, independent: 11346, independent conditional: 0, independent unconditional: 11346, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11378, independent: 11346, independent conditional: 0, independent unconditional: 11346, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2254, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 120, dependent conditional: 0, dependent unconditional: 120, unknown: 2134, unknown conditional: 0, unknown unconditional: 2134] ], Cache Queries: [ total: 13331, independent: 1935, independent conditional: 0, independent unconditional: 1935, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 11381, unknown conditional: 0, unknown unconditional: 11381] , Statistics on independence cache: Total cache size (in pairs): 26725, Positive cache size: 26694, Positive conditional cache size: 0, Positive unconditional cache size: 26694, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 1, Unknown conditional cache size: 0, Unknown unconditional cache size: 1, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 9 out of bounds for length 9 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 9 out of bounds for length 9: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 07:09:44,149 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...