/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_change_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 01:25:42,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:25:42,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:25:42,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:25:42,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:25:42,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:25:42,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:25:42,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:25:42,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:25:42,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:25:42,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:25:42,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:25:42,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:25:42,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:25:42,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:25:42,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:25:42,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:25:42,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:25:42,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:25:42,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:25:42,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:25:42,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:25:42,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:25:42,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:25:42,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:25:42,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:25:42,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:25:42,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:25:42,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:25:42,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:25:42,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:25:42,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:25:42,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:25:42,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:25:42,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:25:42,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:25:42,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:25:42,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:25:42,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:25:42,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:25:42,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:25:42,807 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 01:25:42,833 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:25:42,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:25:42,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:25:42,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:25:42,835 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:25:42,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:25:42,835 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:25:42,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:25:42,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:25:42,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:25:42,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:25:42,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:25:42,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:25:42,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:25:42,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:25:42,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:25:42,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:25:42,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:25:42,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:25:42,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:25:42,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:25:42,838 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:25:43,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:25:43,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:25:43,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:25:43,104 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:25:43,104 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:25:43,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-12-06 01:25:44,102 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:25:44,479 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:25:44,480 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-12-06 01:25:44,517 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/393057f67/e119d9ca477c4b8ca15158ed7dfbae36/FLAG9673ee08b [2022-12-06 01:25:44,528 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/393057f67/e119d9ca477c4b8ca15158ed7dfbae36 [2022-12-06 01:25:44,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:25:44,531 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:25:44,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:25:44,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:25:44,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:25:44,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:25:44" (1/1) ... [2022-12-06 01:25:44,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4ca029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:44, skipping insertion in model container [2022-12-06 01:25:44,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:25:44" (1/1) ... [2022-12-06 01:25:44,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:25:44,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:25:44,926 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_change_pc8736x_gpio_configure.i[5469,5482] [2022-12-06 01:25:45,134 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,135 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,139 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,142 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,143 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,146 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,146 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,149 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,149 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,153 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,153 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,156 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,156 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,168 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 01:25:45,172 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:25:45,176 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:25:45,183 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:25:45,266 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:25:45,272 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:25:45,370 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 01:25:45,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,444 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:45,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:45,601 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 01:25:45,604 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 01:25:45,606 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 01:25:45,681 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 01:25:45,682 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:25:45,684 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 01:25:45,685 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:25:45,813 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 01:25:46,140 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:25:46,147 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:25:46,196 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 01:25:46,199 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 01:25:46,387 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 01:25:46,529 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 01:25:46,533 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 01:25:46,692 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 01:25:46,782 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 01:25:46,782 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 01:25:46,783 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 01:25:47,260 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 01:25:47,260 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,265 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,269 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,276 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,611 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:25:47,614 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:25:47,634 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 01:25:47,634 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 01:25:47,635 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:25:47,637 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:25:47,637 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 01:25:47,637 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 01:25:47,640 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:25:47,640 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 01:25:47,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:25:47,689 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:25:47,711 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_change_pc8736x_gpio_configure.i[5469,5482] [2022-12-06 01:25:47,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,718 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,722 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,722 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,722 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,723 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 01:25:47,723 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:25:47,724 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:25:47,724 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:25:47,727 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:25:47,728 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:25:47,731 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 01:25:47,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,738 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,738 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,739 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:25:47,739 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:25:47,752 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 01:25:47,752 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 01:25:47,752 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 01:25:47,754 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 01:25:47,754 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:25:47,755 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 01:25:47,755 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:25:47,761 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 01:25:47,770 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:25:47,771 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:25:47,772 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 01:25:47,772 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 01:25:47,777 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 01:25:47,780 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 01:25:47,781 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 01:25:47,784 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 01:25:47,787 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 01:25:47,787 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 01:25:47,787 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 01:25:47,879 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 01:25:47,879 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,881 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,884 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,887 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:25:47,915 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:25:47,915 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:25:47,918 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 01:25:47,919 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 01:25:47,919 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:25:47,920 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:25:47,921 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 01:25:47,921 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 01:25:47,921 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:25:47,921 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 01:25:47,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:25:48,236 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:25:48,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48 WrapperNode [2022-12-06 01:25:48,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:25:48,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:25:48,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:25:48,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:25:48,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,370 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 75, statements flattened = 867 [2022-12-06 01:25:48,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:25:48,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:25:48,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:25:48,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:25:48,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,406 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:25:48,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:25:48,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:25:48,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:25:48,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (1/1) ... [2022-12-06 01:25:48,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:25:48,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:25:48,438 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 01:25:48,474 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 01:25:48,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 01:25:48,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 01:25:48,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:25:48,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 01:25:48,483 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-06 01:25:48,483 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-06 01:25:48,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:25:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-06 01:25:48,484 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 01:25:48,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:25:48,486 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 01:25:48,903 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:25:48,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:25:49,568 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:25:49,591 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:25:49,591 INFO L302 CfgBuilder]: Removed 25 assume(true) statements. [2022-12-06 01:25:49,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:25:49 BoogieIcfgContainer [2022-12-06 01:25:49,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:25:49,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:25:49,595 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:25:49,597 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:25:49,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:25:44" (1/3) ... [2022-12-06 01:25:49,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7223234f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:25:49, skipping insertion in model container [2022-12-06 01:25:49,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:25:48" (2/3) ... [2022-12-06 01:25:49,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7223234f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:25:49, skipping insertion in model container [2022-12-06 01:25:49,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:25:49" (3/3) ... [2022-12-06 01:25:49,598 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-12-06 01:25:49,610 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:25:49,610 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-06 01:25:49,610 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:25:49,734 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 01:25:49,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 896 places, 963 transitions, 1942 flow [2022-12-06 01:25:50,004 INFO L130 PetriNetUnfolder]: 74/961 cut-off events. [2022-12-06 01:25:50,004 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 01:25:50,013 INFO L83 FinitePrefix]: Finished finitePrefix Result has 970 conditions, 961 events. 74/961 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1929 event pairs, 0 based on Foata normal form. 0/884 useless extension candidates. Maximal degree in co-relation 759. Up to 9 conditions per place. [2022-12-06 01:25:50,014 INFO L82 GeneralOperation]: Start removeDead. Operand has 896 places, 963 transitions, 1942 flow [2022-12-06 01:25:50,022 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 886 places, 953 transitions, 1915 flow [2022-12-06 01:25:50,024 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:25:50,036 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 886 places, 953 transitions, 1915 flow [2022-12-06 01:25:50,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 886 places, 953 transitions, 1915 flow [2022-12-06 01:25:50,217 INFO L130 PetriNetUnfolder]: 74/953 cut-off events. [2022-12-06 01:25:50,217 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 01:25:50,224 INFO L83 FinitePrefix]: Finished finitePrefix Result has 961 conditions, 953 events. 74/953 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1808 event pairs, 0 based on Foata normal form. 0/876 useless extension candidates. Maximal degree in co-relation 759. Up to 9 conditions per place. [2022-12-06 01:25:50,270 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 886 places, 953 transitions, 1915 flow [2022-12-06 01:25:50,273 INFO L188 LiptonReduction]: Number of co-enabled transitions 67608 [2022-12-06 01:25:51,382 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:51,383 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:51,985 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:51,986 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:51,987 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:51,988 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:52,148 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:52,149 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:52,150 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:52,151 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:52,153 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:52,153 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:52,154 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:52,155 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:53,761 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:53,761 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:53,772 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:53,773 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:54,319 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:54,320 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:54,321 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:54,321 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:55,152 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:55,153 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:57,310 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:57,310 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:58,369 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,370 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:58,447 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,448 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:58,450 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,451 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:58,452 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,453 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:58,454 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,455 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:25:58,566 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,567 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:25:58,568 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:25:58,568 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:01,320 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:01,321 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:01,323 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:01,323 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:02,152 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:02,153 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:02,153 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:02,154 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:03,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:03,018 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:04,786 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:04,786 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:04,787 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:04,788 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:05,523 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:05,523 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:05,527 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:05,528 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:26:05,534 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:05,535 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 01:26:05,537 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:05,538 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-12-06 01:26:05,550 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:05,550 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:10,466 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:10,467 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:10,469 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:10,469 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:10,471 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:10,471 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:10,472 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:10,473 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:13,086 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:13,087 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:13,089 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:13,089 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:13,317 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:13,317 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:13,319 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:13,320 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:17,856 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:17,857 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 01:26:17,860 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:17,860 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 01:26:17,863 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:17,863 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:26:17,868 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:17,868 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 01:26:17,871 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:17,872 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 01:26:19,978 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:19,979 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:19,980 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:19,980 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:21,556 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:21,557 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:21,558 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:21,559 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:25,224 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:25,224 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:25,226 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:25,226 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:25,643 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:25,644 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:25,645 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:25,645 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:28,303 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:28,303 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:28,304 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:28,305 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:44,152 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:44,152 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:44,153 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:44,154 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:44,206 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:44,206 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:44,207 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:26:44,208 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:26:58,495 WARN L233 SmtUtils]: Spent 12.06s on a formula simplification that was a NOOP. DAG size: 445 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:27:10,496 WARN L233 SmtUtils]: Spent 11.99s on a formula simplification that was a NOOP. DAG size: 381 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:27:22,656 WARN L233 SmtUtils]: Spent 12.16s on a formula simplification that was a NOOP. DAG size: 445 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:27:32,616 WARN L233 SmtUtils]: Spent 9.95s on a formula simplification that was a NOOP. DAG size: 381 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:28:06,929 WARN L233 SmtUtils]: Spent 34.27s on a formula simplification that was a NOOP. DAG size: 483 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:28:39,941 WARN L233 SmtUtils]: Spent 33.01s on a formula simplification that was a NOOP. DAG size: 459 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:29:23,407 WARN L233 SmtUtils]: Spent 43.46s on a formula simplification that was a NOOP. DAG size: 483 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:29:48,082 WARN L233 SmtUtils]: Spent 24.67s on a formula simplification that was a NOOP. DAG size: 459 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:29:51,990 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:29:51,992 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 01:29:51,995 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:29:51,995 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 01:29:52,000 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:29:52,003 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:29:52,006 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:29:52,012 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 01:29:52,015 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:29:52,017 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 01:31:56,188 WARN L233 SmtUtils]: Spent 2.07m 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 01:33:03,860 WARN L233 SmtUtils]: Spent 1.13m 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 01:35:01,005 WARN L233 SmtUtils]: Spent 1.95m 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 01:36:05,053 WARN L233 SmtUtils]: Spent 1.07m 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 01:36:08,492 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:08,492 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:08,495 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:08,496 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:22,528 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:22,528 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:22,531 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:22,532 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:23,940 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:23,941 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:33,136 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:33,137 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:33,139 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:33,139 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:33,142 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:33,145 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:33,148 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:33,148 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:33,150 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:33,150 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:33,152 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:33,152 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:37:05,710 WARN L233 SmtUtils]: Spent 5.46s on a formula simplification. DAG size of input: 272 DAG size of output: 263 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:37:14,104 WARN L233 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 246 DAG size of output: 237 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:37:24,376 WARN L233 SmtUtils]: Spent 8.05s on a formula simplification. DAG size of input: 275 DAG size of output: 266 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:37:58,088 WARN L233 SmtUtils]: Spent 7.52s on a formula simplification. DAG size of input: 276 DAG size of output: 266 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:38:32,274 INFO L203 LiptonReduction]: Total number of compositions: 887 [2022-12-06 01:38:32,284 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 01:38:32,286 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;@69ce3250, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 01:38:32,286 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-12-06 01:38:32,292 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 01:38:32,292 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:38:32,292 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:38:32,297 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 01:38:32,297 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 4 more)] === [2022-12-06 01:38:32,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:38:32,300 INFO L85 PathProgramCache]: Analyzing trace with hash 3704564, now seen corresponding path program 1 times [2022-12-06 01:38:32,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:38:32,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118951946] [2022-12-06 01:38:32,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:38:32,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:38:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:38:32,702 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 01:38:32,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:38:32,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118951946] [2022-12-06 01:38:32,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118951946] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:38:32,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:38:32,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:38:32,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142583910] [2022-12-06 01:38:32,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:38:32,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 01:38:32,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:38:32,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 01:38:32,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 01:38:32,727 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 68 [2022-12-06 01:38:32,728 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 68 transitions, 145 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 01:38:32,728 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:38:32,728 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 68 [2022-12-06 01:38:32,729 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:38:33,343 INFO L130 PetriNetUnfolder]: 619/1097 cut-off events. [2022-12-06 01:38:33,343 INFO L131 PetriNetUnfolder]: For 50/50 co-relation queries the response was YES. [2022-12-06 01:38:33,344 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2246 conditions, 1097 events. 619/1097 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 5022 event pairs, 609 based on Foata normal form. 0/651 useless extension candidates. Maximal degree in co-relation 2090. Up to 1098 conditions per place. [2022-12-06 01:38:33,349 INFO L137 encePairwiseOnDemand]: 55/68 looper letters, 54 selfloop transitions, 0 changer transitions 1/55 dead transitions. [2022-12-06 01:38:33,351 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 55 transitions, 229 flow [2022-12-06 01:38:33,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 01:38:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 01:38:33,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 68 transitions. [2022-12-06 01:38:33,363 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 01:38:33,366 INFO L294 CegarLoopForPetriNet]: 53 programPoint places, 0 predicate places. [2022-12-06 01:38:33,367 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:38:33,367 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 55 transitions, 229 flow [2022-12-06 01:38:33,375 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 55 transitions, 229 flow [2022-12-06 01:38:33,375 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:38:33,382 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:33,383 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:33,385 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:33,386 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:35,587 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:35,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:35,596 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:35,597 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:38,835 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:38,836 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:38,837 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:38,838 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:42,339 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:42,340 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:42,342 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:42,343 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:42,345 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:42,345 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:42,715 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:42,716 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:51,100 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:51,100 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:51,103 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:51,103 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:52,037 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:52,038 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:52,041 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:52,041 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:52,063 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:52,063 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:52,075 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:52,076 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:55,741 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:55,742 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:55,743 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:38:55,744 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:38:56,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 01:38:56,826 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 7 out of bounds for length 7 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 01:38:56,830 INFO L158 Benchmark]: Toolchain (without parser) took 792298.97ms. Allocated memory was 176.2MB in the beginning and 639.6MB in the end (delta: 463.5MB). Free memory was 141.3MB in the beginning and 352.8MB in the end (delta: -211.5MB). Peak memory consumption was 459.5MB. Max. memory is 8.0GB. [2022-12-06 01:38:56,831 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory was 152.2MB in the beginning and 152.1MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 01:38:56,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3703.56ms. Allocated memory was 176.2MB in the beginning and 223.3MB in the end (delta: 47.2MB). Free memory was 140.8MB in the beginning and 91.0MB in the end (delta: 49.8MB). Peak memory consumption was 109.0MB. Max. memory is 8.0GB. [2022-12-06 01:38:56,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.43ms. Allocated memory was 223.3MB in the beginning and 324.0MB in the end (delta: 100.7MB). Free memory was 91.0MB in the beginning and 264.9MB in the end (delta: -173.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-12-06 01:38:56,834 INFO L158 Benchmark]: Boogie Preprocessor took 44.31ms. Allocated memory is still 324.0MB. Free memory was 264.9MB in the beginning and 258.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-06 01:38:56,838 INFO L158 Benchmark]: RCFGBuilder took 1177.06ms. Allocated memory is still 324.0MB. Free memory was 258.6MB in the beginning and 181.0MB in the end (delta: 77.6MB). Peak memory consumption was 77.6MB. Max. memory is 8.0GB. [2022-12-06 01:38:56,842 INFO L158 Benchmark]: TraceAbstraction took 787235.33ms. Allocated memory was 324.0MB in the beginning and 639.6MB in the end (delta: 315.6MB). Free memory was 180.0MB in the beginning and 352.8MB in the end (delta: -172.9MB). Peak memory consumption was 350.9MB. Max. memory is 8.0GB. [2022-12-06 01:38:56,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory was 152.2MB in the beginning and 152.1MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3703.56ms. Allocated memory was 176.2MB in the beginning and 223.3MB in the end (delta: 47.2MB). Free memory was 140.8MB in the beginning and 91.0MB in the end (delta: 49.8MB). Peak memory consumption was 109.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 133.43ms. Allocated memory was 223.3MB in the beginning and 324.0MB in the end (delta: 100.7MB). Free memory was 91.0MB in the beginning and 264.9MB in the end (delta: -173.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.31ms. Allocated memory is still 324.0MB. Free memory was 264.9MB in the beginning and 258.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1177.06ms. Allocated memory is still 324.0MB. Free memory was 258.6MB in the beginning and 181.0MB in the end (delta: 77.6MB). Peak memory consumption was 77.6MB. Max. memory is 8.0GB. * TraceAbstraction took 787235.33ms. Allocated memory was 324.0MB in the beginning and 639.6MB in the end (delta: 315.6MB). Free memory was 180.0MB in the beginning and 352.8MB in the end (delta: -172.9MB). Peak memory consumption was 350.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 762.0s, 886 PlacesBefore, 53 PlacesAfterwards, 953 TransitionsBefore, 68 TransitionsAfterwards, 67608 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 313 ConcurrentYvCompositions, 37 ChoiceCompositions, 887 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43906, independent: 43822, independent conditional: 43822, independent unconditional: 0, dependent: 80, dependent conditional: 80, dependent unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43906, independent: 43822, independent conditional: 0, independent unconditional: 43822, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 43906, independent: 43822, independent conditional: 0, independent unconditional: 43822, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43906, independent: 43822, independent conditional: 0, independent unconditional: 43822, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 37889, independent: 37842, independent conditional: 0, independent unconditional: 37842, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 37889, independent: 37842, independent conditional: 0, independent unconditional: 37842, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2587, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 444, dependent conditional: 0, dependent unconditional: 444, unknown: 2143, unknown conditional: 0, unknown unconditional: 2143] ], Cache Queries: [ total: 43906, independent: 5980, independent conditional: 0, independent unconditional: 5980, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 37892, unknown conditional: 0, unknown unconditional: 37892] , Statistics on independence cache: Total cache size (in pairs): 87887, Positive cache size: 87841, Positive conditional cache size: 0, Positive unconditional cache size: 87841, Negative cache size: 46, Negative conditional cache size: 0, Negative unconditional cache size: 46, Unknown cache size: 1, Unknown conditional cache size: 0, Unknown unconditional cache size: 1, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 7 out of bounds for length 7 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 7 out of bounds for length 7: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 01:38:56,903 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...