/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 04:42:26,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 04:42:26,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 04:42:26,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 04:42:26,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 04:42:26,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 04:42:26,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 04:42:26,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 04:42:26,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 04:42:26,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 04:42:26,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 04:42:26,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 04:42:26,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 04:42:26,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 04:42:26,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 04:42:26,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 04:42:26,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 04:42:26,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 04:42:26,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 04:42:26,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 04:42:26,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 04:42:26,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 04:42:26,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 04:42:26,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 04:42:26,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 04:42:26,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 04:42:26,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 04:42:26,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 04:42:26,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 04:42:26,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 04:42:26,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 04:42:26,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 04:42:26,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 04:42:26,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 04:42:26,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 04:42:26,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 04:42:26,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 04:42:26,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 04:42:26,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 04:42:26,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 04:42:26,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 04:42:26,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2022-12-06 04:42:26,734 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 04:42:26,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 04:42:26,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 04:42:26,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 04:42:26,737 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 04:42:26,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 04:42:26,737 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 04:42:26,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 04:42:26,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 04:42:26,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 04:42:26,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 04:42:26,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 04:42:26,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 04:42:26,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 04:42:26,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:42:26,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 04:42:26,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 04:42:26,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 04:42:26,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 04:42:26,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 04:42:26,740 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 04:42:26,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 04:42:26,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 04:42:27,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 04:42:27,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 04:42:27,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 04:42:27,010 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 04:42:27,011 INFO L432 ainManager$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 04:42:27,901 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 04:42:28,338 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 04:42:28,339 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 04:42:28,371 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db7b139ed/14530585b2694a5ab8255564233985d4/FLAG1de7e3af3 [2022-12-06 04:42:28,382 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db7b139ed/14530585b2694a5ab8255564233985d4 [2022-12-06 04:42:28,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 04:42:28,385 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 04:42:28,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 04:42:28,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 04:42:28,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 04:42:28,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:28" (1/1) ... [2022-12-06 04:42:28,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5028ff1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:28, skipping insertion in model container [2022-12-06 04:42:28,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:28" (1/1) ... [2022-12-06 04:42:28,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 04:42:28,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 04:42:28,714 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 04:42:28,937 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,938 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,943 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,949 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,950 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,956 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,959 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,960 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,965 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,968 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:28,973 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:28,982 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:42:28,986 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:42:28,989 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:42:28,997 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:42:29,064 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:42:29,069 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:42:29,151 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:42:29,244 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:29,245 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:29,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:29,251 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:29,255 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:29,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:29,438 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:42:29,441 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:42:29,443 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:42:29,501 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:42:29,502 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:42:29,504 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:42:29,504 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:42:29,620 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:42:30,080 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:42:30,092 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:42:30,158 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:42:30,163 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:42:30,381 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:42:30,478 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:42:30,481 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:42:30,575 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:42:30,678 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:42:30,678 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:42:30,678 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:42:31,232 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:42:31,232 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,238 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,241 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,247 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,603 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:42:31,606 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:42:31,629 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:42:31,629 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:42:31,634 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:42:31,636 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:42:31,636 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:42:31,636 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:42:31,640 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:42:31,640 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:42:31,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:42:31,679 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 04:42:31,700 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 04:42:31,705 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,706 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,708 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,708 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,708 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,710 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,712 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 04:42:31,712 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:42:31,712 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:42:31,713 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 04:42:31,716 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:42:31,717 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 04:42:31,720 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 04:42:31,726 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 04:42:31,728 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 04:42:31,747 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 04:42:31,747 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 04:42:31,747 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 04:42:31,751 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 04:42:31,751 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:42:31,751 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 04:42:31,751 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 04:42:31,757 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 04:42:31,767 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:42:31,768 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 04:42:31,770 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 04:42:31,770 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 04:42:31,776 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 04:42:31,779 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 04:42:31,779 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 04:42:31,783 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 04:42:31,785 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 04:42:31,786 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 04:42:31,786 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 04:42:31,828 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 04:42:31,828 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,831 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,833 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,835 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 04:42:31,864 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:42:31,865 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 04:42:31,870 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 04:42:31,870 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 04:42:31,871 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:42:31,871 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:42:31,871 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 04:42:31,872 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 04:42:31,900 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:42:31,900 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 04:42:31,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:42:32,310 INFO L208 MainTranslator]: Completed translation [2022-12-06 04:42:32,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32 WrapperNode [2022-12-06 04:42:32,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 04:42:32,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 04:42:32,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 04:42:32,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 04:42:32,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,444 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 75, statements flattened = 867 [2022-12-06 04:42:32,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 04:42:32,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 04:42:32,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 04:42:32,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 04:42:32,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 04:42:32,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 04:42:32,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 04:42:32,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 04:42:32,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (1/1) ... [2022-12-06 04:42:32,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:42:32,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 04:42:32,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-06 04:42:32,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-06 04:42:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 04:42:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-06 04:42:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 04:42:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-06 04:42:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 04:42:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 04:42:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 04:42:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 04:42:32,596 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 04:42:33,027 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 04:42:33,028 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 04:42:33,592 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 04:42:33,612 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 04:42:33,612 INFO L302 CfgBuilder]: Removed 25 assume(true) statements. [2022-12-06 04:42:33,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:33 BoogieIcfgContainer [2022-12-06 04:42:33,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 04:42:33,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 04:42:33,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 04:42:33,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 04:42:33,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:42:28" (1/3) ... [2022-12-06 04:42:33,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba09dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:42:33, skipping insertion in model container [2022-12-06 04:42:33,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:32" (2/3) ... [2022-12-06 04:42:33,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba09dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:42:33, skipping insertion in model container [2022-12-06 04:42:33,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:33" (3/3) ... [2022-12-06 04:42:33,618 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-12-06 04:42:33,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 04:42:33,630 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-06 04:42:33,630 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 04:42:33,753 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 04:42:33,782 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 896 places, 963 transitions, 1942 flow [2022-12-06 04:42:33,974 INFO L130 PetriNetUnfolder]: 74/961 cut-off events. [2022-12-06 04:42:33,974 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 04:42:33,987 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 04:42:33,988 INFO L82 GeneralOperation]: Start removeDead. Operand has 896 places, 963 transitions, 1942 flow [2022-12-06 04:42:33,997 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 886 places, 953 transitions, 1915 flow [2022-12-06 04:42:33,998 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:42:34,008 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 886 places, 953 transitions, 1915 flow [2022-12-06 04:42:34,014 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 886 places, 953 transitions, 1915 flow [2022-12-06 04:42:34,207 INFO L130 PetriNetUnfolder]: 74/953 cut-off events. [2022-12-06 04:42:34,208 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 04:42:34,213 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 04:42:34,239 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 886 places, 953 transitions, 1915 flow [2022-12-06 04:42:34,240 INFO L188 LiptonReduction]: Number of co-enabled transitions 67608 [2022-12-06 04:42:35,289 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:35,290 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:35,980 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:35,981 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:35,982 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:35,983 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:36,156 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:36,157 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:36,159 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:36,161 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:36,163 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:36,164 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:36,165 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:36,166 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:37,903 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:37,904 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:37,905 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:37,905 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:38,422 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:38,423 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:38,424 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:38,424 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:39,297 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:39,298 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:41,697 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:41,698 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:42,909 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:42,910 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:43,004 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:43,005 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:43,007 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:43,008 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:43,011 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:43,012 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:43,014 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:43,015 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:43,152 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:43,153 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:42:43,155 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:43,156 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:46,118 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:46,118 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:46,119 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:46,120 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:46,907 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:46,907 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:46,908 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:46,908 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:47,699 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:47,699 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:49,378 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:49,380 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:49,381 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:49,395 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:50,359 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:50,359 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:50,363 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:50,364 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:42:50,370 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:50,371 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 04:42:50,374 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:50,374 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-12-06 04:42:50,379 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:50,379 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:55,636 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:55,637 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:55,639 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:55,640 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:55,641 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:55,641 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:55,643 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:55,643 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:58,293 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:58,294 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:58,295 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:58,295 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:58,510 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:58,510 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:42:58,512 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:42:58,514 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:03,183 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:03,184 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:43:03,211 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:03,211 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:43:03,214 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:03,214 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:43:03,217 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:03,217 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:43:03,220 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:03,220 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 04:43:05,451 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:05,451 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:05,452 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:05,453 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:06,943 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:06,943 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:06,945 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:06,945 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:10,484 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:10,484 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:10,486 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:10,487 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:10,877 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:10,878 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:10,879 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:10,879 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:13,560 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:13,561 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:13,562 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:13,562 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:29,622 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:29,622 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:29,623 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:29,624 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:29,678 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:29,679 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:29,680 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:43:29,680 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:43:43,854 WARN L233 SmtUtils]: Spent 11.95s 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 04:43:55,755 WARN L233 SmtUtils]: Spent 11.89s 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 04:44:07,672 WARN L233 SmtUtils]: Spent 11.91s 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 04:44:17,220 WARN L233 SmtUtils]: Spent 9.54s 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 04:44:50,613 WARN L233 SmtUtils]: Spent 33.36s 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 04:45:21,504 WARN L233 SmtUtils]: Spent 30.89s 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 04:46:00,405 WARN L233 SmtUtils]: Spent 38.90s 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 04:46:22,459 WARN L233 SmtUtils]: Spent 22.05s 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 04:46:26,351 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:46:26,352 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 04:46:26,355 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:46:26,356 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 04:46:26,361 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:46:26,363 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 04:46:26,366 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:46:26,367 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 04:46:26,369 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:46:26,370 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 04:48:34,414 WARN L233 SmtUtils]: Spent 2.13m on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:49:40,285 WARN L233 SmtUtils]: Spent 1.10m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:51:45,858 WARN L233 SmtUtils]: Spent 2.09m on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:52:48,799 WARN L233 SmtUtils]: Spent 1.05m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:52:51,957 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:51,958 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:52:51,961 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:52:51,961 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:05,623 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:05,624 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:05,626 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:05,627 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:06,933 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:06,934 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:15,377 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:15,378 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:15,379 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:15,380 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:15,383 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:15,383 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:15,387 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:15,388 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:15,389 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:15,400 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:15,402 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:53:15,402 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:53:40,303 WARN L233 SmtUtils]: Spent 5.31s on a formula simplification. DAG size of input: 243 DAG size of output: 234 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:53:51,958 WARN L233 SmtUtils]: Spent 7.04s 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 04:54:09,076 WARN L233 SmtUtils]: Spent 8.42s 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 04:54:26,263 WARN L233 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 252 DAG size of output: 249 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:54:34,915 WARN L233 SmtUtils]: Spent 6.33s on a formula simplification. DAG size of input: 247 DAG size of output: 237 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 04:54:42,615 WARN L233 SmtUtils]: Spent 6.28s 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 04:55:10,162 INFO L203 LiptonReduction]: Total number of compositions: 887 [2022-12-06 04:55:10,178 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 04:55:10,187 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;@1ee1d940, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 04:55:10,187 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-12-06 04:55:10,192 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-06 04:55:10,192 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 04:55:10,192 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 04:55:10,193 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 04:55:10,193 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 04:55:10,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 04:55:10,197 INFO L85 PathProgramCache]: Analyzing trace with hash 3704564, now seen corresponding path program 1 times [2022-12-06 04:55:10,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 04:55:10,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940715558] [2022-12-06 04:55:10,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 04:55:10,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 04:55:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 04:55:10,574 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 04:55:10,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 04:55:10,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940715558] [2022-12-06 04:55:10,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940715558] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 04:55:10,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 04:55:10,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 04:55:10,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824497007] [2022-12-06 04:55:10,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 04:55:10,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 04:55:10,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 04:55:10,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 04:55:10,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 04:55:10,602 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 68 [2022-12-06 04:55:10,603 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 04:55:10,603 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 04:55:10,603 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 68 [2022-12-06 04:55:10,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 04:55:11,238 INFO L130 PetriNetUnfolder]: 619/1097 cut-off events. [2022-12-06 04:55:11,239 INFO L131 PetriNetUnfolder]: For 50/50 co-relation queries the response was YES. [2022-12-06 04:55:11,239 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 04:55:11,244 INFO L137 encePairwiseOnDemand]: 55/68 looper letters, 54 selfloop transitions, 0 changer transitions 1/55 dead transitions. [2022-12-06 04:55:11,245 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 55 transitions, 229 flow [2022-12-06 04:55:11,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 04:55:11,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 04:55:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 68 transitions. [2022-12-06 04:55:11,260 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 04:55:11,261 INFO L175 Difference]: Start difference. First operand has 53 places, 68 transitions, 145 flow. Second operand 2 states and 68 transitions. [2022-12-06 04:55:11,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 55 transitions, 229 flow [2022-12-06 04:55:11,264 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 55 transitions, 224 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-06 04:55:11,265 INFO L231 Difference]: Finished difference. Result has 50 places, 54 transitions, 112 flow [2022-12-06 04:55:11,266 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=112, PETRI_PLACES=50, PETRI_TRANSITIONS=54} [2022-12-06 04:55:11,270 INFO L294 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2022-12-06 04:55:11,270 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 04:55:11,271 INFO L89 Accepts]: Start accepts. Operand has 50 places, 54 transitions, 112 flow [2022-12-06 04:55:11,274 INFO L95 Accepts]: Finished accepts. [2022-12-06 04:55:11,274 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:55:11,274 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 54 transitions, 112 flow [2022-12-06 04:55:11,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 48 places, 54 transitions, 112 flow [2022-12-06 04:55:11,294 INFO L130 PetriNetUnfolder]: 10/54 cut-off events. [2022-12-06 04:55:11,294 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 04:55:11,295 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 54 events. 10/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 161 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-06 04:55:11,295 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 54 transitions, 112 flow [2022-12-06 04:55:11,295 INFO L188 LiptonReduction]: Number of co-enabled transitions 476 [2022-12-06 04:55:11,400 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:11,400 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:11,405 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:11,405 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:13,724 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:13,726 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:13,729 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:13,730 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:16,862 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:16,863 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:16,865 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:16,865 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,126 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,126 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,128 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,129 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,130 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,131 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,134 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,135 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,137 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,137 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,139 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,139 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,156 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:25,157 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:25,240 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 04:55:33,657 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:33,657 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:33,659 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:33,659 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:34,727 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:34,727 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:34,730 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:34,731 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:34,752 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:34,753 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:34,764 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:34,764 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:37,990 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:37,991 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:37,993 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 04:55:37,993 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 04:55:39,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 04:55:39,191 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 04:55:39,195 INFO L158 Benchmark]: Toolchain (without parser) took 790809.24ms. Allocated memory was 180.4MB in the beginning and 610.3MB in the end (delta: 429.9MB). Free memory was 146.0MB in the beginning and 481.9MB in the end (delta: -335.9MB). Peak memory consumption was 441.3MB. Max. memory is 8.0GB. [2022-12-06 04:55:39,195 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory was 157.6MB in the beginning and 157.6MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 04:55:39,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3925.59ms. Allocated memory was 180.4MB in the beginning and 328.2MB in the end (delta: 147.8MB). Free memory was 146.0MB in the beginning and 267.7MB in the end (delta: -121.7MB). Peak memory consumption was 140.2MB. Max. memory is 8.0GB. [2022-12-06 04:55:39,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.15ms. Allocated memory is still 328.2MB. Free memory was 267.7MB in the beginning and 255.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-12-06 04:55:39,198 INFO L158 Benchmark]: Boogie Preprocessor took 87.09ms. Allocated memory is still 328.2MB. Free memory was 255.6MB in the beginning and 249.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-06 04:55:39,202 INFO L158 Benchmark]: RCFGBuilder took 1080.81ms. Allocated memory is still 328.2MB. Free memory was 249.3MB in the beginning and 171.2MB in the end (delta: 78.1MB). Peak memory consumption was 77.6MB. Max. memory is 8.0GB. [2022-12-06 04:55:39,202 INFO L158 Benchmark]: TraceAbstraction took 785578.64ms. Allocated memory was 328.2MB in the beginning and 610.3MB in the end (delta: 282.1MB). Free memory was 170.7MB in the beginning and 481.9MB in the end (delta: -311.3MB). Peak memory consumption was 317.4MB. Max. memory is 8.0GB. [2022-12-06 04:55:39,203 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 180.4MB. Free memory was 157.6MB in the beginning and 157.6MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3925.59ms. Allocated memory was 180.4MB in the beginning and 328.2MB in the end (delta: 147.8MB). Free memory was 146.0MB in the beginning and 267.7MB in the end (delta: -121.7MB). Peak memory consumption was 140.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 133.15ms. Allocated memory is still 328.2MB. Free memory was 267.7MB in the beginning and 255.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.09ms. Allocated memory is still 328.2MB. Free memory was 255.6MB in the beginning and 249.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1080.81ms. Allocated memory is still 328.2MB. Free memory was 249.3MB in the beginning and 171.2MB in the end (delta: 78.1MB). Peak memory consumption was 77.6MB. Max. memory is 8.0GB. * TraceAbstraction took 785578.64ms. Allocated memory was 328.2MB in the beginning and 610.3MB in the end (delta: 282.1MB). Free memory was 170.7MB in the beginning and 481.9MB in the end (delta: -311.3MB). Peak memory consumption was 317.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 755.9s, 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: 2502, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 337, dependent conditional: 0, dependent unconditional: 337, unknown: 2165, unknown conditional: 0, unknown unconditional: 2165] ], 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 04:55:39,275 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...