/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 -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-05 23:39:06,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-05 23:39:06,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-05 23:39:06,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-05 23:39:06,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-05 23:39:06,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-05 23:39:07,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-05 23:39:07,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-05 23:39:07,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-05 23:39:07,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-05 23:39:07,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-05 23:39:07,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-05 23:39:07,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-05 23:39:07,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-05 23:39:07,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-05 23:39:07,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-05 23:39:07,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-05 23:39:07,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-05 23:39:07,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-05 23:39:07,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-05 23:39:07,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-05 23:39:07,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-05 23:39:07,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-05 23:39:07,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-05 23:39:07,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-05 23:39:07,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-05 23:39:07,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-05 23:39:07,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-05 23:39:07,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-05 23:39:07,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-05 23:39:07,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-05 23:39:07,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-05 23:39:07,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-05 23:39:07,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-05 23:39:07,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-05 23:39:07,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-05 23:39:07,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-05 23:39:07,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-05 23:39:07,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-05 23:39:07,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-05 23:39:07,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-05 23:39:07,054 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 [2022-12-05 23:39:07,095 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-05 23:39:07,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-05 23:39:07,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-05 23:39:07,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-05 23:39:07,097 INFO L138 SettingsManager]: * Use SBE=true [2022-12-05 23:39:07,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-05 23:39:07,097 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-05 23:39:07,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-05 23:39:07,099 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-05 23:39:07,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-05 23:39:07,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-05 23:39:07,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-05 23:39:07,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-05 23:39:07,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-05 23:39:07,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 23:39:07,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-05 23:39:07,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-05 23:39:07,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-05 23:39:07,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-05 23:39:07,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-05 23:39:07,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-05 23:39:07,101 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-05 23:39:07,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-05 23:39:07,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-05 23:39:07,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-05 23:39:07,415 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-05 23:39:07,419 INFO L275 PluginConnector]: CDTParser initialized [2022-12-05 23:39:07,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-05 23:39:08,426 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-05 23:39:08,923 INFO L351 CDTParser]: Found 1 translation units. [2022-12-05 23:39:08,923 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-05 23:39:08,961 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f659378d7/63c5ac3a2653496082ea9794b1c73d35/FLAG762c6e3db [2022-12-05 23:39:08,981 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f659378d7/63c5ac3a2653496082ea9794b1c73d35 [2022-12-05 23:39:08,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-05 23:39:08,984 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-05 23:39:08,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-05 23:39:08,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-05 23:39:08,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-05 23:39:08,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:39:08" (1/1) ... [2022-12-05 23:39:08,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720ae1d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:08, skipping insertion in model container [2022-12-05 23:39:08,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:39:08" (1/1) ... [2022-12-05 23:39:08,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-05 23:39:09,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-05 23:39:09,442 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i[5469,5482] [2022-12-05 23:39:09,727 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,728 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,734 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,735 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,742 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,750 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,755 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,762 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,763 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,769 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,769 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:09,775 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:09,792 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 23:39:09,802 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:39:09,809 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:39:09,822 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:39:09,987 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:39:09,993 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:39:10,148 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 23:39:10,247 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:10,248 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:10,251 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:10,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:10,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:10,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:10,451 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 23:39:10,455 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 23:39:10,458 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 23:39:10,553 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 23:39:10,553 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:39:10,556 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 23:39:10,557 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:39:10,716 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 23:39:11,112 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:39:11,119 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:39:11,170 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 23:39:11,174 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 23:39:11,386 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 23:39:11,614 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 23:39:11,619 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 23:39:11,772 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 23:39:11,975 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 23:39:11,976 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 23:39:11,976 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 23:39:12,899 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 23:39:12,900 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:12,905 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:12,910 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:12,927 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:13,424 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:39:13,427 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:39:13,467 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 23:39:13,468 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 23:39:13,470 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 23:39:13,471 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:39:13,472 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 23:39:13,472 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 23:39:13,476 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:39:13,476 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 23:39:13,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 23:39:13,531 INFO L203 MainTranslator]: Completed pre-run [2022-12-05 23:39:13,554 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i[5469,5482] [2022-12-05 23:39:13,561 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,565 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,566 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,567 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 23:39:13,568 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:39:13,569 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:39:13,569 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 23:39:13,573 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:39:13,574 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 23:39:13,578 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 23:39:13,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 23:39:13,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 23:39:13,602 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 23:39:13,603 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 23:39:13,603 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 23:39:13,606 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 23:39:13,606 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:39:13,606 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 23:39:13,606 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 23:39:13,614 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 23:39:13,627 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:39:13,629 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 23:39:13,631 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 23:39:13,632 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 23:39:13,640 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 23:39:13,644 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 23:39:13,645 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 23:39:13,650 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 23:39:13,653 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 23:39:13,653 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 23:39:13,654 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 23:39:13,710 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 23:39:13,710 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:13,713 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:13,717 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:13,720 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 23:39:13,758 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:39:13,758 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 23:39:13,764 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 23:39:13,764 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 23:39:13,765 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 23:39:13,766 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:39:13,766 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 23:39:13,767 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 23:39:13,768 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 23:39:13,768 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 23:39:13,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 23:39:14,249 INFO L208 MainTranslator]: Completed translation [2022-12-05 23:39:14,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14 WrapperNode [2022-12-05 23:39:14,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-05 23:39:14,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-05 23:39:14,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-05 23:39:14,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-05 23:39:14,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,412 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 49, statements flattened = 662 [2022-12-05 23:39:14,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-05 23:39:14,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-05 23:39:14,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-05 23:39:14,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-05 23:39:14,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-05 23:39:14,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-05 23:39:14,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-05 23:39:14,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-05 23:39:14,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (1/1) ... [2022-12-05 23:39:14,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 23:39:14,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 23:39:14,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-05 23:39:14,564 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 [2022-12-05 23:39:14,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-05 23:39:14,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-05 23:39:14,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-05 23:39:14,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-05 23:39:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-05 23:39:14,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-05 23:39:14,603 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-05 23:39:14,603 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-05 23:39:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-05 23:39:14,605 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-05 23:39:15,078 INFO L236 CfgBuilder]: Building ICFG [2022-12-05 23:39:15,080 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-05 23:39:15,659 INFO L277 CfgBuilder]: Performing block encoding [2022-12-05 23:39:15,675 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-05 23:39:15,675 INFO L302 CfgBuilder]: Removed 23 assume(true) statements. [2022-12-05 23:39:15,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:39:15 BoogieIcfgContainer [2022-12-05 23:39:15,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-05 23:39:15,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-05 23:39:15,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-05 23:39:15,683 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-05 23:39:15,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.12 11:39:08" (1/3) ... [2022-12-05 23:39:15,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@417c2870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 11:39:15, skipping insertion in model container [2022-12-05 23:39:15,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:39:14" (2/3) ... [2022-12-05 23:39:15,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@417c2870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 11:39:15, skipping insertion in model container [2022-12-05 23:39:15,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:39:15" (3/3) ... [2022-12-05 23:39:15,685 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2022-12-05 23:39:15,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-05 23:39:15,701 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-05 23:39:15,701 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-05 23:39:15,813 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-05 23:39:15,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 681 places, 726 transitions, 1468 flow [2022-12-05 23:39:16,115 INFO L130 PetriNetUnfolder]: 52/724 cut-off events. [2022-12-05 23:39:16,115 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-05 23:39:16,122 INFO L83 FinitePrefix]: Finished finitePrefix Result has 733 conditions, 724 events. 52/724 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1032 event pairs, 0 based on Foata normal form. 0/670 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-05 23:39:16,122 INFO L82 GeneralOperation]: Start removeDead. Operand has 681 places, 726 transitions, 1468 flow [2022-12-05 23:39:16,130 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 671 places, 716 transitions, 1441 flow [2022-12-05 23:39:16,132 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:39:16,146 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-05 23:39:16,152 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 671 places, 716 transitions, 1441 flow [2022-12-05 23:39:16,267 INFO L130 PetriNetUnfolder]: 52/716 cut-off events. [2022-12-05 23:39:16,268 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-05 23:39:16,270 INFO L83 FinitePrefix]: Finished finitePrefix Result has 724 conditions, 716 events. 52/716 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 965 event pairs, 0 based on Foata normal form. 0/662 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-05 23:39:16,278 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 671 places, 716 transitions, 1441 flow [2022-12-05 23:39:16,278 INFO L188 LiptonReduction]: Number of co-enabled transitions 8602 [2022-12-05 23:39:18,760 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:18,764 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:18,766 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:18,767 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:18,877 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:18,878 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:18,881 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:18,881 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:18,884 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:18,885 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:18,888 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:18,888 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:20,353 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:20,354 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:20,356 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:20,357 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:20,836 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:20,837 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:20,839 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:20,840 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:21,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:21,299 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:21,301 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:21,301 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:24,698 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:24,699 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:26,078 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:26,079 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:26,081 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:26,081 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:26,901 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:26,901 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:27,477 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:27,478 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:27,480 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:27,481 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:28,547 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:28,548 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:28,550 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:28,551 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:28,554 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:28,555 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:28,557 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:28,558 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:29,510 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:29,511 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:29,513 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:29,514 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:30,554 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:30,554 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:31,053 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:31,054 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:31,055 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:31,056 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:31,093 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:31,094 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:31,509 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:31,510 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:31,513 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:31,514 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:32,850 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:32,852 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:32,855 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:32,855 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:34,812 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:34,813 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:34,876 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:34,877 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:34,879 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:34,879 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:38,861 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:38,862 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:38,863 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:38,864 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:39,753 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:39,753 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:39,761 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:39,761 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:45,116 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:45,118 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-05 23:39:46,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:46,527 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2022-12-05 23:39:46,530 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:46,531 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2022-12-05 23:39:46,538 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:46,538 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2022-12-05 23:39:47,386 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:47,387 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:47,389 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:47,391 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:47,715 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:47,716 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:49,040 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:49,041 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:49,044 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:49,044 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:49,503 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:49,504 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:39:50,291 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:50,292 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 23:39:50,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:50,299 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-05 23:39:50,305 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:50,305 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-05 23:39:50,310 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:39:50,310 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-12-05 23:40:12,605 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:12,606 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:12,608 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:12,613 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:12,616 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:12,616 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:12,618 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:12,619 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:22,691 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:22,691 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:22,694 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:22,695 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:22,954 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:22,955 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:22,958 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:40:22,958 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:40:50,049 WARN L233 SmtUtils]: Spent 15.31s on a formula simplification that was a NOOP. DAG size: 612 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:41:18,686 WARN L233 SmtUtils]: Spent 28.62s on a formula simplification that was a NOOP. DAG size: 536 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:42:16,426 WARN L233 SmtUtils]: Spent 57.74s on a formula simplification that was a NOOP. DAG size: 612 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:43:04,999 WARN L233 SmtUtils]: Spent 48.56s on a formula simplification that was a NOOP. DAG size: 536 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 23:43:05,391 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:05,392 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 23:43:05,397 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:05,401 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 23:43:05,405 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:05,410 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 23:43:05,415 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:05,416 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-05 23:43:05,419 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:43:05,420 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-05 23:43:48,744 WARN L233 SmtUtils]: Spent 43.11s 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) [2022-12-05 23:44:10,025 WARN L233 SmtUtils]: Spent 21.28s 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) [2022-12-05 23:45:20,222 WARN L233 SmtUtils]: Spent 1.17m 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) [2022-12-05 23:45:54,784 WARN L233 SmtUtils]: Spent 34.56s 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) [2022-12-05 23:45:55,413 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:45:55,413 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:45:55,416 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:45:55,416 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:45:55,421 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:45:55,421 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:45:55,424 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:45:55,425 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:45:57,975 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:45:57,976 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:45:57,977 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:45:57,978 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:04,293 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:04,293 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:04,298 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:04,298 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:04,316 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:04,317 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:04,388 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-05 23:46:16,034 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:16,034 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:16,129 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-05 23:46:16,174 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:16,175 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:16,195 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:16,195 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:31,072 INFO L203 LiptonReduction]: Total number of compositions: 664 [2022-12-05 23:46:31,085 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-05 23:46:31,088 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;@5298484, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-05 23:46:31,088 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-05 23:46:31,096 INFO L130 PetriNetUnfolder]: 2/6 cut-off events. [2022-12-05 23:46:31,097 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:46:31,097 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 23:46:31,097 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-05 23:46:31,098 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-05 23:46:31,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 23:46:31,102 INFO L85 PathProgramCache]: Analyzing trace with hash 2625386, now seen corresponding path program 1 times [2022-12-05 23:46:31,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 23:46:31,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189722373] [2022-12-05 23:46:31,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 23:46:31,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 23:46:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 23:46:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-05 23:46:31,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 23:46:31,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189722373] [2022-12-05 23:46:31,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189722373] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 23:46:31,516 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 23:46:31,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-05 23:46:31,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974562102] [2022-12-05 23:46:31,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 23:46:31,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-05 23:46:31,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 23:46:31,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-05 23:46:31,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-05 23:46:31,541 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 55 [2022-12-05 23:46:31,543 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 55 transitions, 119 flow. Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-05 23:46:31,543 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 23:46:31,543 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 55 [2022-12-05 23:46:31,543 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 23:46:31,860 INFO L130 PetriNetUnfolder]: 223/415 cut-off events. [2022-12-05 23:46:31,861 INFO L131 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2022-12-05 23:46:31,861 INFO L83 FinitePrefix]: Finished finitePrefix Result has 860 conditions, 415 events. 223/415 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1746 event pairs, 213 based on Foata normal form. 0/253 useless extension candidates. Maximal degree in co-relation 704. Up to 416 conditions per place. [2022-12-05 23:46:31,863 INFO L137 encePairwiseOnDemand]: 44/55 looper letters, 40 selfloop transitions, 0 changer transitions 4/44 dead transitions. [2022-12-05 23:46:31,864 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 44 transitions, 185 flow [2022-12-05 23:46:31,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-05 23:46:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-05 23:46:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 55 transitions. [2022-12-05 23:46:31,874 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-05 23:46:31,875 INFO L175 Difference]: Start difference. First operand has 42 places, 55 transitions, 119 flow. Second operand 2 states and 55 transitions. [2022-12-05 23:46:31,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 44 transitions, 185 flow [2022-12-05 23:46:31,878 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 44 transitions, 180 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-05 23:46:31,879 INFO L231 Difference]: Finished difference. Result has 39 places, 40 transitions, 83 flow [2022-12-05 23:46:31,880 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=55, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=83, PETRI_PLACES=39, PETRI_TRANSITIONS=40} [2022-12-05 23:46:31,883 INFO L294 CegarLoopForPetriNet]: 42 programPoint places, -3 predicate places. [2022-12-05 23:46:31,883 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-05 23:46:31,884 INFO L89 Accepts]: Start accepts. Operand has 39 places, 40 transitions, 83 flow [2022-12-05 23:46:31,887 INFO L95 Accepts]: Finished accepts. [2022-12-05 23:46:31,887 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 23:46:31,888 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 40 transitions, 83 flow [2022-12-05 23:46:31,890 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 34 places, 40 transitions, 83 flow [2022-12-05 23:46:31,906 INFO L130 PetriNetUnfolder]: 10/40 cut-off events. [2022-12-05 23:46:31,906 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 23:46:31,907 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 40 events. 10/40 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 109 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2022-12-05 23:46:31,907 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 40 transitions, 83 flow [2022-12-05 23:46:31,907 INFO L188 LiptonReduction]: Number of co-enabled transitions 106 [2022-12-05 23:46:31,916 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:31,917 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:31,919 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:31,920 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:37,304 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:37,304 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:37,307 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:37,308 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:39,494 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:39,494 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:39,498 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:39,499 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:40,249 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:40,250 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:40,252 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:40,253 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:43,871 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:43,872 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:43,876 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:43,876 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:47,471 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:47,472 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:47,477 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:47,478 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,234 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,235 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,238 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,238 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,240 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,241 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,250 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,251 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,323 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-05 23:46:48,356 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,357 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,359 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,359 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,365 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,366 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,368 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,369 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:48,387 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 23:46:48,388 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 23:46:57,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-05 23:46:57,468 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 6 out of bounds for length 6 at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70) at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248) at java.base/java.util.Objects.checkIndex(Objects.java:372) at java.base/java.util.ArrayList.get(ArrayList.java:459) at de.uni_freiburg.informatik.ultimate.automata.petrinet.PetriNetRun.getTransition(PetriNetRun.java:125) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.adaptRun(ChoiceRule.java:163) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.applyInternal(ChoiceRule.java:115) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ReductionRule.apply(ReductionRule.java:80) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.choiceRuleWrapper(LiptonReduction.java:239) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.performReduction(LiptonReduction.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.refineAbstraction(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-05 23:46:57,470 INFO L158 Benchmark]: Toolchain (without parser) took 468486.15ms. Allocated memory was 177.2MB in the beginning and 395.3MB in the end (delta: 218.1MB). Free memory was 141.2MB in the beginning and 254.0MB in the end (delta: -112.8MB). Peak memory consumption was 297.1MB. Max. memory is 8.0GB. [2022-12-05 23:46:57,471 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-05 23:46:57,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5263.07ms. Allocated memory was 177.2MB in the beginning and 273.7MB in the end (delta: 96.5MB). Free memory was 141.2MB in the beginning and 144.6MB in the end (delta: -3.5MB). Peak memory consumption was 114.6MB. Max. memory is 8.0GB. [2022-12-05 23:46:57,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.66ms. Allocated memory is still 273.7MB. Free memory was 144.6MB in the beginning and 133.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-05 23:46:57,471 INFO L158 Benchmark]: Boogie Preprocessor took 108.37ms. Allocated memory is still 273.7MB. Free memory was 133.1MB in the beginning and 127.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-05 23:46:57,473 INFO L158 Benchmark]: RCFGBuilder took 1156.35ms. Allocated memory is still 273.7MB. Free memory was 127.8MB in the beginning and 158.9MB in the end (delta: -31.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-12-05 23:46:57,473 INFO L158 Benchmark]: TraceAbstraction took 461789.24ms. Allocated memory was 273.7MB in the beginning and 395.3MB in the end (delta: 121.6MB). Free memory was 157.8MB in the beginning and 254.0MB in the end (delta: -96.1MB). Peak memory consumption was 216.8MB. Max. memory is 8.0GB. [2022-12-05 23:46:57,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 177.2MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 5263.07ms. Allocated memory was 177.2MB in the beginning and 273.7MB in the end (delta: 96.5MB). Free memory was 141.2MB in the beginning and 144.6MB in the end (delta: -3.5MB). Peak memory consumption was 114.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 161.66ms. Allocated memory is still 273.7MB. Free memory was 144.6MB in the beginning and 133.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 108.37ms. Allocated memory is still 273.7MB. Free memory was 133.1MB in the beginning and 127.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1156.35ms. Allocated memory is still 273.7MB. Free memory was 127.8MB in the beginning and 158.9MB in the end (delta: -31.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 461789.24ms. Allocated memory was 273.7MB in the beginning and 395.3MB in the end (delta: 121.6MB). Free memory was 157.8MB in the beginning and 254.0MB in the end (delta: -96.1MB). Peak memory consumption was 216.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 434.8s, 671 PlacesBefore, 42 PlacesAfterwards, 716 TransitionsBefore, 55 TransitionsAfterwards, 8602 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 104 ConcurrentYvCompositions, 26 ChoiceCompositions, 664 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 6941, independent unconditional: 0, dependent: 42, dependent conditional: 42, dependent unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6988, independent: 6941, independent conditional: 0, independent unconditional: 6941, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5208, independent: 5182, independent conditional: 0, independent unconditional: 5182, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5208, independent: 5182, independent conditional: 0, independent unconditional: 5182, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3831, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1697, dependent conditional: 0, dependent unconditional: 1697, unknown: 2134, unknown conditional: 0, unknown unconditional: 2134] ], Cache Queries: [ total: 6988, independent: 1759, independent conditional: 0, independent unconditional: 1759, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 5212, unknown conditional: 0, unknown unconditional: 5212] , Statistics on independence cache: Total cache size (in pairs): 13066, Positive cache size: 13041, Positive conditional cache size: 0, Positive unconditional cache size: 13041, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25, Unknown cache size: 1, Unknown conditional cache size: 0, Unknown unconditional cache size: 1, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 6 out of bounds for length 6 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 6 out of bounds for length 6: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-05 23:46:57,546 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...