/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 01:32:27,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:32:27,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:32:27,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:32:27,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:32:27,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:32:27,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:32:27,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:32:27,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:32:27,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:32:27,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:32:27,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:32:27,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:32:27,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:32:27,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:32:27,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:32:27,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:32:27,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:32:27,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:32:27,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:32:27,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:32:27,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:32:27,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:32:27,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:32:27,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:32:27,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:32:27,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:32:27,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:32:27,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:32:27,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:32:27,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:32:27,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:32:27,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:32:27,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:32:27,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:32:27,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:32:27,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:32:27,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:32:27,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:32:27,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:32:27,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:32:27,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2022-12-06 01:32:27,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:32:27,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:32:27,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:32:27,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:32:27,233 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:32:27,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:32:27,234 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:32:27,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:32:27,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:32:27,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:32:27,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:32:27,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:32:27,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:32:27,236 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:32:27,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:32:27,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:32:27,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:32:27,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:32:27,527 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:32:27,527 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:32:27,528 INFO L432 ainManager$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_configure.i [2022-12-06 01:32:28,539 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:32:29,057 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:32:29,057 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2022-12-06 01:32:29,086 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdac16f0/d937156a2ee44bcba4b0e58e30e12698/FLAG5786b739e [2022-12-06 01:32:29,097 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbdac16f0/d937156a2ee44bcba4b0e58e30e12698 [2022-12-06 01:32:29,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:32:29,100 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:32:29,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:32:29,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:32:29,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:32:29,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:29" (1/1) ... [2022-12-06 01:32:29,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e5eba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:29, skipping insertion in model container [2022-12-06 01:32:29,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:29" (1/1) ... [2022-12-06 01:32:29,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:32:29,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:32:29,505 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_configure.i[5469,5482] [2022-12-06 01:32:29,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,874 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,880 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,881 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,906 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,907 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:29,915 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:29,935 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 01:32:29,945 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:32:29,953 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:32:29,967 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:32:30,198 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:32:30,207 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:32:30,458 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 01:32:30,624 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:30,625 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:30,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:30,631 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:30,637 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:30,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:30,981 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 01:32:30,986 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 01:32:30,990 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 01:32:31,125 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 01:32:31,126 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:32:31,130 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 01:32:31,131 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:32:31,364 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 01:32:31,786 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:32:31,797 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:32:31,858 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 01:32:31,862 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 01:32:32,068 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 01:32:32,284 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 01:32:32,291 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 01:32:32,608 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 01:32:32,784 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 01:32:32,785 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 01:32:32,785 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 01:32:34,071 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 01:32:34,072 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:34,076 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:34,080 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:34,084 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:35,154 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:32:35,154 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:32:35,206 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 01:32:35,207 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 01:32:35,209 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:32:35,210 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:32:35,210 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 01:32:35,211 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 01:32:35,216 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:32:35,216 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 01:32:35,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:32:35,361 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:32:35,376 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_configure.i[5469,5482] [2022-12-06 01:32:35,383 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,383 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,383 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,386 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,387 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-06 01:32:35,387 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:32:35,388 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:32:35,388 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-06 01:32:35,392 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:32:35,392 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-06 01:32:35,395 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-06 01:32:35,401 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,401 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,401 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,401 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,402 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 01:32:35,402 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 01:32:35,410 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-06 01:32:35,410 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-06 01:32:35,410 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-06 01:32:35,413 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-06 01:32:35,413 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:32:35,413 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-06 01:32:35,413 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-06 01:32:35,419 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-06 01:32:35,431 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:32:35,432 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-06 01:32:35,434 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-06 01:32:35,435 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-06 01:32:35,443 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-06 01:32:35,447 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-06 01:32:35,448 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-06 01:32:35,450 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-06 01:32:35,453 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-06 01:32:35,453 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-06 01:32:35,453 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-06 01:32:35,525 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-06 01:32:35,525 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:35,529 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:35,537 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:35,542 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-06 01:32:35,648 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:32:35,649 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-06 01:32:35,654 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-06 01:32:35,655 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-06 01:32:35,656 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:32:35,657 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:32:35,657 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-06 01:32:35,658 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-06 01:32:35,659 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:32:35,659 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-06 01:32:35,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:32:36,102 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:32:36,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36 WrapperNode [2022-12-06 01:32:36,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:32:36,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:32:36,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:32:36,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:32:36,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,330 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 70, statements flattened = 755 [2022-12-06 01:32:36,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:32:36,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:32:36,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:32:36,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:32:36,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,420 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:32:36,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:32:36,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:32:36,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:32:36,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (1/1) ... [2022-12-06 01:32:36,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:32:36,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:32:36,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-06 01:32:36,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-06 01:32:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 01:32:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 01:32:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:32:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:32:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 01:32:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-06 01:32:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-06 01:32:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 01:32:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:32:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 01:32:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 01:32:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:32:36,560 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 01:32:37,031 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:32:37,033 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:32:37,642 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:32:37,669 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:32:37,669 INFO L302 CfgBuilder]: Removed 21 assume(true) statements. [2022-12-06 01:32:37,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:37 BoogieIcfgContainer [2022-12-06 01:32:37,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:32:37,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:32:37,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:32:37,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:32:37,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:32:29" (1/3) ... [2022-12-06 01:32:37,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f162214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:32:37, skipping insertion in model container [2022-12-06 01:32:37,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:36" (2/3) ... [2022-12-06 01:32:37,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f162214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:32:37, skipping insertion in model container [2022-12-06 01:32:37,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:37" (3/3) ... [2022-12-06 01:32:37,678 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2022-12-06 01:32:37,690 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:32:37,690 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 01:32:37,690 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:32:37,764 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-06 01:32:37,804 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 785 places, 833 transitions, 1682 flow [2022-12-06 01:32:38,043 INFO L130 PetriNetUnfolder]: 55/831 cut-off events. [2022-12-06 01:32:38,044 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 01:32:38,052 INFO L83 FinitePrefix]: Finished finitePrefix Result has 840 conditions, 831 events. 55/831 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1318 event pairs, 0 based on Foata normal form. 0/774 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 01:32:38,052 INFO L82 GeneralOperation]: Start removeDead. Operand has 785 places, 833 transitions, 1682 flow [2022-12-06 01:32:38,059 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 775 places, 823 transitions, 1655 flow [2022-12-06 01:32:38,061 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:32:38,072 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 775 places, 823 transitions, 1655 flow [2022-12-06 01:32:38,078 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 775 places, 823 transitions, 1655 flow [2022-12-06 01:32:38,220 INFO L130 PetriNetUnfolder]: 55/823 cut-off events. [2022-12-06 01:32:38,221 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-06 01:32:38,223 INFO L83 FinitePrefix]: Finished finitePrefix Result has 831 conditions, 823 events. 55/823 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1218 event pairs, 0 based on Foata normal form. 0/766 useless extension candidates. Maximal degree in co-relation 653. Up to 9 conditions per place. [2022-12-06 01:32:38,234 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 775 places, 823 transitions, 1655 flow [2022-12-06 01:32:38,234 INFO L188 LiptonReduction]: Number of co-enabled transitions 22512 [2022-12-06 01:32:39,313 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:39,315 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:39,317 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:39,318 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:39,942 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:39,943 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:40,070 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:40,071 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:40,073 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:40,074 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:40,217 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:40,217 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:40,219 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:40,219 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:40,279 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:40,279 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:43,021 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:43,022 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:43,489 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:43,489 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:44,211 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:44,211 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:44,897 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:44,898 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,458 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,459 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,461 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,461 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,463 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,463 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,464 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,465 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,857 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,858 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,860 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,861 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,863 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,864 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:45,866 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:45,867 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:48,736 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:48,736 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:48,856 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:48,857 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:49,014 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:49,015 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:49,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:49,019 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:49,021 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:49,021 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:49,024 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:49,026 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:49,148 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:49,149 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:49,150 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:49,151 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:50,293 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:50,296 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:57,328 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:57,329 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:57,330 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:57,331 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:58,315 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:58,316 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:32:58,317 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:32:58,317 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:01,490 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:01,491 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:01,557 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:01,558 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:01,566 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:01,567 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:21,771 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:21,772 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:21,773 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:21,773 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:22,007 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:22,008 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:33:22,011 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:22,011 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-06 01:33:22,013 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:22,014 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-06 01:33:22,015 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:22,016 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:26,191 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:26,192 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:36,150 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:36,151 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:36,153 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:36,153 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:36,602 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:36,603 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:36,604 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:36,604 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:49,315 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:49,315 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:49,316 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:49,317 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:52,133 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:52,134 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:33:52,135 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:33:52,135 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:34:10,629 WARN L233 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 386 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:34:18,996 WARN L233 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 354 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:34:19,002 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:34:19,002 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:34:19,004 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:34:19,004 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:34:21,169 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:34:21,170 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:34:21,171 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:34:21,171 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:34:58,892 WARN L233 SmtUtils]: Spent 37.14s on a formula simplification that was a NOOP. DAG size: 467 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:35:29,295 WARN L233 SmtUtils]: Spent 30.40s on a formula simplification that was a NOOP. DAG size: 435 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:35:45,563 WARN L233 SmtUtils]: Spent 16.27s on a formula simplification that was a NOOP. DAG size: 467 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:36:10,637 WARN L233 SmtUtils]: Spent 25.07s on a formula simplification that was a NOOP. DAG size: 435 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:36:10,807 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:10,807 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:10,810 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:10,810 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:36:11,572 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:11,573 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-06 01:36:11,578 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:11,579 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-06 01:36:11,583 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:11,583 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-06 01:36:11,586 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:11,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-06 01:36:11,589 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:36:11,590 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-06 01:38:27,343 WARN L233 SmtUtils]: Spent 2.26m on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:39:40,331 WARN L233 SmtUtils]: Spent 1.22m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:41:04,672 WARN L233 SmtUtils]: Spent 1.41m on a formula simplification. DAG size of input: 583 DAG size of output: 581 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:41:50,001 WARN L233 SmtUtils]: Spent 45.33s on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:41:52,611 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:41:52,612 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:41:52,613 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:41:52,613 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:30,452 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:30,453 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:30,454 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:30,454 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:41,693 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:41,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:49,061 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:49,061 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:49,064 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:49,064 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:50,461 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:50,462 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:50,464 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:50,464 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:50,466 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:50,467 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:50,469 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:50,469 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:50,472 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:50,473 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:50,475 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:42:50,476 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:42:55,252 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 01:43:01,067 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:01,067 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:01,165 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-06 01:43:01,193 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:01,194 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:01,214 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:43:01,214 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:43:35,160 WARN L233 SmtUtils]: Spent 6.67s on a formula simplification. DAG size of input: 230 DAG size of output: 226 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:43:58,124 WARN L233 SmtUtils]: Spent 7.10s on a formula simplification. DAG size of input: 270 DAG size of output: 261 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:44:07,807 WARN L233 SmtUtils]: Spent 6.33s on a formula simplification. DAG size of input: 244 DAG size of output: 235 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:44:16,588 WARN L233 SmtUtils]: Spent 6.07s on a formula simplification. DAG size of input: 273 DAG size of output: 264 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:44:34,465 WARN L233 SmtUtils]: Spent 9.19s on a formula simplification. DAG size of input: 274 DAG size of output: 264 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-06 01:44:38,278 INFO L203 LiptonReduction]: Total number of compositions: 769 [2022-12-06 01:44:38,288 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 01:44:38,291 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;@7ac1cec0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 01:44:38,291 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-06 01:44:38,311 INFO L130 PetriNetUnfolder]: 4/9 cut-off events. [2022-12-06 01:44:38,311 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 01:44:38,311 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:44:38,311 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-06 01:44:38,312 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-06 01:44:38,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:44:38,316 INFO L85 PathProgramCache]: Analyzing trace with hash 3147787, now seen corresponding path program 1 times [2022-12-06 01:44:38,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:44:38,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789403562] [2022-12-06 01:44:38,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:44:38,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:44:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:44:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 01:44:38,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:44:38,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789403562] [2022-12-06 01:44:38,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789403562] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:44:38,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:44:38,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 01:44:38,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625855451] [2022-12-06 01:44:38,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:44:38,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-06 01:44:38,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:44:38,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-06 01:44:38,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-06 01:44:38,771 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 63 [2022-12-06 01:44:38,772 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 63 transitions, 135 flow. Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 01:44:38,772 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:44:38,772 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 63 [2022-12-06 01:44:38,773 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:44:39,362 INFO L130 PetriNetUnfolder]: 487/821 cut-off events. [2022-12-06 01:44:39,363 INFO L131 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2022-12-06 01:44:39,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1681 conditions, 821 events. 487/821 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 3768 event pairs, 405 based on Foata normal form. 0/451 useless extension candidates. Maximal degree in co-relation 1480. Up to 822 conditions per place. [2022-12-06 01:44:39,367 INFO L137 encePairwiseOnDemand]: 53/63 looper letters, 49 selfloop transitions, 0 changer transitions 4/53 dead transitions. [2022-12-06 01:44:39,367 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 53 transitions, 221 flow [2022-12-06 01:44:39,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-06 01:44:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-06 01:44:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 63 transitions. [2022-12-06 01:44:39,378 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-06 01:44:39,380 INFO L294 CegarLoopForPetriNet]: 49 programPoint places, 0 predicate places. [2022-12-06 01:44:39,381 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:44:39,381 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 53 transitions, 221 flow [2022-12-06 01:44:39,387 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 53 transitions, 221 flow [2022-12-06 01:44:39,387 INFO L188 LiptonReduction]: Number of co-enabled transitions 0 [2022-12-06 01:44:39,767 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:39,768 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:39,770 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:39,771 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:40,203 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:40,204 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:40,206 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:40,206 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:43,825 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:43,826 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:43,830 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:43,831 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:46,425 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:46,425 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:44:46,427 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:44:46,427 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:00,282 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:00,282 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:00,295 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:00,295 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:00,314 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:00,314 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:00,321 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:00,324 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:00,351 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:00,351 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:00,354 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:00,355 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:04,551 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:04,552 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:04,554 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-06 01:45:04,554 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-06 01:45:05,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 01:45:05,787 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 6 out of bounds for length 6 at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70) at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248) at java.base/java.util.Objects.checkIndex(Objects.java:372) at java.base/java.util.ArrayList.get(ArrayList.java:459) at de.uni_freiburg.informatik.ultimate.automata.petrinet.PetriNetRun.getTransition(PetriNetRun.java:125) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.adaptRun(ChoiceRule.java:163) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.applyInternal(ChoiceRule.java:115) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ReductionRule.apply(ReductionRule.java:80) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.choiceRuleWrapper(LiptonReduction.java:239) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.performReduction(LiptonReduction.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.refineAbstraction(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-06 01:45:05,792 INFO L158 Benchmark]: Toolchain (without parser) took 756691.62ms. Allocated memory was 190.8MB in the beginning and 405.8MB in the end (delta: 215.0MB). Free memory was 155.2MB in the beginning and 219.9MB in the end (delta: -64.7MB). Peak memory consumption was 310.2MB. Max. memory is 8.0GB. [2022-12-06 01:45:05,792 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 190.8MB. Free memory is still 166.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 01:45:05,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7001.51ms. Allocated memory was 190.8MB in the beginning and 229.6MB in the end (delta: 38.8MB). Free memory was 155.2MB in the beginning and 169.7MB in the end (delta: -14.4MB). Peak memory consumption was 140.8MB. Max. memory is 8.0GB. [2022-12-06 01:45:05,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 227.00ms. Allocated memory is still 229.6MB. Free memory was 169.7MB in the beginning and 158.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-06 01:45:05,795 INFO L158 Benchmark]: Boogie Preprocessor took 112.87ms. Allocated memory is still 229.6MB. Free memory was 158.1MB in the beginning and 152.4MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-12-06 01:45:05,798 INFO L158 Benchmark]: RCFGBuilder took 1226.75ms. Allocated memory is still 229.6MB. Free memory was 152.4MB in the beginning and 163.0MB in the end (delta: -10.6MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. [2022-12-06 01:45:05,804 INFO L158 Benchmark]: TraceAbstraction took 748117.32ms. Allocated memory was 229.6MB in the beginning and 405.8MB in the end (delta: 176.2MB). Free memory was 161.9MB in the beginning and 219.9MB in the end (delta: -58.0MB). Peak memory consumption was 277.6MB. Max. memory is 8.0GB. [2022-12-06 01:45:05,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 190.8MB. Free memory is still 166.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 7001.51ms. Allocated memory was 190.8MB in the beginning and 229.6MB in the end (delta: 38.8MB). Free memory was 155.2MB in the beginning and 169.7MB in the end (delta: -14.4MB). Peak memory consumption was 140.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 227.00ms. Allocated memory is still 229.6MB. Free memory was 169.7MB in the beginning and 158.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 112.87ms. Allocated memory is still 229.6MB. Free memory was 158.1MB in the beginning and 152.4MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1226.75ms. Allocated memory is still 229.6MB. Free memory was 152.4MB in the beginning and 163.0MB in the end (delta: -10.6MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. * TraceAbstraction took 748117.32ms. Allocated memory was 229.6MB in the beginning and 405.8MB in the end (delta: 176.2MB). Free memory was 161.9MB in the beginning and 219.9MB in the end (delta: -58.0MB). Peak memory consumption was 277.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 720.0s, 775 PlacesBefore, 49 PlacesAfterwards, 823 TransitionsBefore, 63 TransitionsAfterwards, 22512 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 534 TrivialYvCompositions, 206 ConcurrentYvCompositions, 26 ChoiceCompositions, 769 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 15054, independent unconditional: 0, dependent: 44, dependent conditional: 44, dependent unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 0, independent unconditional: 15054, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 0, independent unconditional: 15054, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 0, independent unconditional: 15054, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13320, independent: 13290, independent conditional: 0, independent unconditional: 13290, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13320, independent: 13278, independent conditional: 0, independent unconditional: 13278, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20469, independent: 69, independent conditional: 0, independent unconditional: 69, dependent: 2085, dependent conditional: 0, dependent unconditional: 2085, unknown: 18316, unknown conditional: 0, unknown unconditional: 18316] ], Cache Queries: [ total: 15112, independent: 1764, independent conditional: 0, independent unconditional: 1764, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 13325, unknown conditional: 0, unknown unconditional: 13325] , Statistics on independence cache: Total cache size (in pairs): 29989, Positive cache size: 29968, Positive conditional cache size: 0, Positive unconditional cache size: 29968, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21, Unknown cache size: 9, Unknown conditional cache size: 0, Unknown unconditional cache size: 9, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 6 out of bounds for length 6 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 6 out of bounds for length 6: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 01:45:05,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...