/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-SemanticLbe.epf -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 [2022-12-05 20:38:23,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-05 20:38:23,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-05 20:38:23,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-05 20:38:23,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-05 20:38:23,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-05 20:38:23,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-05 20:38:23,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-05 20:38:23,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-05 20:38:23,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-05 20:38:23,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-05 20:38:23,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-05 20:38:23,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-05 20:38:23,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-05 20:38:23,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-05 20:38:23,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-05 20:38:23,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-05 20:38:23,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-05 20:38:23,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-05 20:38:23,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-05 20:38:23,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-05 20:38:23,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-05 20:38:23,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-05 20:38:23,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-05 20:38:23,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-05 20:38:23,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-05 20:38:23,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-05 20:38:23,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-05 20:38:23,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-05 20:38:23,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-05 20:38:23,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-05 20:38:23,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-05 20:38:23,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-05 20:38:23,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-05 20:38:23,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-05 20:38:23,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-05 20:38:23,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-05 20:38:23,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-05 20:38:23,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-05 20:38:23,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-05 20:38:23,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-05 20:38:23,348 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-SemanticLbe.epf [2022-12-05 20:38:23,377 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-05 20:38:23,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-05 20:38:23,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-05 20:38:23,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-05 20:38:23,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-05 20:38:23,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-05 20:38:23,381 INFO L138 SettingsManager]: * Use SBE=true [2022-12-05 20:38:23,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-05 20:38:23,381 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-05 20:38:23,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-05 20:38:23,382 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-05 20:38:23,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-05 20:38:23,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-05 20:38:23,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-05 20:38:23,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-05 20:38:23,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-05 20:38:23,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 20:38:23,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-05 20:38:23,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-05 20:38:23,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-05 20:38:23,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-05 20:38:23,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-05 20:38:23,384 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-05 20:38:23,384 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-05 20:38:23,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-05 20:38:23,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-05 20:38:23,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-05 20:38:23,739 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-05 20:38:23,739 INFO L275 PluginConnector]: CDTParser initialized [2022-12-05 20:38:23,740 INFO L432 ainManager$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 [2022-12-05 20:38:24,745 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-05 20:38:25,254 INFO L351 CDTParser]: Found 1 translation units. [2022-12-05 20:38:25,254 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2022-12-05 20:38:25,299 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef85bcbc/2593d8dae1994177ba0a514385e42901/FLAG624ab3e20 [2022-12-05 20:38:25,319 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef85bcbc/2593d8dae1994177ba0a514385e42901 [2022-12-05 20:38:25,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-05 20:38:25,323 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-05 20:38:25,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-05 20:38:25,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-05 20:38:25,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-05 20:38:25,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 08:38:25" (1/1) ... [2022-12-05 20:38:25,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d68ee5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:25, skipping insertion in model container [2022-12-05 20:38:25,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 08:38:25" (1/1) ... [2022-12-05 20:38:25,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-05 20:38:25,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-05 20:38:25,788 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] [2022-12-05 20:38:26,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,146 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,154 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,155 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,163 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,170 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,177 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,185 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,185 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,192 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,198 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,198 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,216 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 20:38:26,226 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:38:26,233 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:38:26,246 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:38:26,438 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:38:26,446 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:38:26,617 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 20:38:26,730 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,732 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:26,743 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:26,994 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 20:38:26,998 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 20:38:27,001 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 20:38:27,108 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 20:38:27,108 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:38:27,113 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 20:38:27,114 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:38:27,273 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 20:38:27,626 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:38:27,633 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:38:27,679 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 20:38:27,682 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 20:38:27,837 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 20:38:27,940 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 20:38:27,943 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 20:38:28,041 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 20:38:28,164 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 20:38:28,165 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 20:38:28,165 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 20:38:28,931 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 20:38:28,932 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:28,935 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:28,939 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:28,941 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:29,456 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:38:29,457 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:38:29,494 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 20:38:29,494 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 20:38:29,496 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 20:38:29,497 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:38:29,497 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 20:38:29,497 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 20:38:29,501 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:38:29,501 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 20:38:29,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 20:38:29,553 INFO L203 MainTranslator]: Completed pre-run [2022-12-05 20:38:29,578 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] [2022-12-05 20:38:29,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,618 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,623 WARN L623 FunctionHandler]: Unknown extern function cpu_relax [2022-12-05 20:38:29,623 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:38:29,624 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:38:29,624 WARN L623 FunctionHandler]: Unknown extern function smp_rmb [2022-12-05 20:38:29,628 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:38:29,628 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-05 20:38:29,630 WARN L623 FunctionHandler]: Unknown extern function __iter_div_u64_rem [2022-12-05 20:38:29,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-05 20:38:29,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-05 20:38:29,656 WARN L623 FunctionHandler]: Unknown extern function bit_spin_lock [2022-12-05 20:38:29,656 WARN L623 FunctionHandler]: Unknown extern function __bit_spin_unlock [2022-12-05 20:38:29,657 WARN L623 FunctionHandler]: Unknown extern function bit_spin_is_locked [2022-12-05 20:38:29,659 WARN L623 FunctionHandler]: Unknown extern function d_instantiate [2022-12-05 20:38:29,660 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:38:29,660 WARN L623 FunctionHandler]: Unknown extern function d_instantiate_unique [2022-12-05 20:38:29,660 WARN L623 FunctionHandler]: Unknown extern function d_rehash [2022-12-05 20:38:29,666 WARN L623 FunctionHandler]: Unknown extern function timespec_trunc [2022-12-05 20:38:29,677 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:38:29,677 WARN L623 FunctionHandler]: Unknown extern function atomic_add_unless [2022-12-05 20:38:29,679 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-05 20:38:29,679 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-05 20:38:29,684 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-12-05 20:38:29,688 WARN L623 FunctionHandler]: Unknown extern function llist_add_batch [2022-12-05 20:38:29,689 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-05 20:38:29,692 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-05 20:38:29,695 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-12-05 20:38:29,695 WARN L623 FunctionHandler]: Unknown extern function tty_wait_until_sent [2022-12-05 20:38:29,695 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-12-05 20:38:29,753 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-12-05 20:38:29,753 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:29,759 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:29,767 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:29,769 WARN L623 FunctionHandler]: Unknown extern function ____ilog2_NaN [2022-12-05 20:38:29,807 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:38:29,808 WARN L1573 CHandler]: Possible shadowing of function iminor [2022-12-05 20:38:29,813 WARN L623 FunctionHandler]: Unknown extern function platform_device_alloc [2022-12-05 20:38:29,814 WARN L623 FunctionHandler]: Unknown extern function platform_device_add [2022-12-05 20:38:29,815 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 20:38:29,816 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:38:29,816 WARN L623 FunctionHandler]: Unknown extern function platform_device_del [2022-12-05 20:38:29,816 WARN L623 FunctionHandler]: Unknown extern function platform_device_put [2022-12-05 20:38:29,817 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:38:29,817 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-12-05 20:38:29,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 20:38:30,266 INFO L208 MainTranslator]: Completed translation [2022-12-05 20:38:30,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30 WrapperNode [2022-12-05 20:38:30,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-05 20:38:30,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-05 20:38:30,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-05 20:38:30,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-05 20:38:30,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,422 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 70, statements flattened = 755 [2022-12-05 20:38:30,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-05 20:38:30,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-05 20:38:30,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-05 20:38:30,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-05 20:38:30,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,467 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-05 20:38:30,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-05 20:38:30,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-05 20:38:30,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-05 20:38:30,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (1/1) ... [2022-12-05 20:38:30,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 20:38:30,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 20:38:30,508 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 20:38:30,533 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 20:38:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-05 20:38:30,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-05 20:38:30,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-05 20:38:30,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-05 20:38:30,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-05 20:38:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-05 20:38:30,556 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-05 20:38:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_open [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-05 20:38:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-05 20:38:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-05 20:38:30,559 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 20:38:31,084 INFO L236 CfgBuilder]: Building ICFG [2022-12-05 20:38:31,085 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-05 20:38:31,931 INFO L277 CfgBuilder]: Performing block encoding [2022-12-05 20:38:31,962 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-05 20:38:31,962 INFO L302 CfgBuilder]: Removed 21 assume(true) statements. [2022-12-05 20:38:31,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 08:38:31 BoogieIcfgContainer [2022-12-05 20:38:31,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-05 20:38:31,967 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-05 20:38:31,967 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-05 20:38:31,970 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-05 20:38:31,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.12 08:38:25" (1/3) ... [2022-12-05 20:38:31,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@266ad374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 08:38:31, skipping insertion in model container [2022-12-05 20:38:31,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:38:30" (2/3) ... [2022-12-05 20:38:31,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@266ad374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 08:38:31, skipping insertion in model container [2022-12-05 20:38:31,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 08:38:31" (3/3) ... [2022-12-05 20:38:31,972 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2022-12-05 20:38:31,986 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-05 20:38:31,987 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-05 20:38:31,987 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-05 20:38:32,118 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-05 20:38:32,165 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 785 places, 833 transitions, 1682 flow [2022-12-05 20:38:32,419 INFO L130 PetriNetUnfolder]: 55/831 cut-off events. [2022-12-05 20:38:32,419 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-05 20:38:32,427 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. [2022-12-05 20:38:32,427 INFO L82 GeneralOperation]: Start removeDead. Operand has 785 places, 833 transitions, 1682 flow [2022-12-05 20:38:32,436 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 775 places, 823 transitions, 1655 flow [2022-12-05 20:38:32,438 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 20:38:32,451 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 775 places, 823 transitions, 1655 flow [2022-12-05 20:38:32,457 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 775 places, 823 transitions, 1655 flow [2022-12-05 20:38:32,590 INFO L130 PetriNetUnfolder]: 55/823 cut-off events. [2022-12-05 20:38:32,590 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-05 20:38:32,594 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. [2022-12-05 20:38:32,608 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 775 places, 823 transitions, 1655 flow [2022-12-05 20:38:32,608 INFO L188 LiptonReduction]: Number of co-enabled transitions 22512 [2022-12-05 20:38:33,707 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:33,709 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:33,711 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:33,711 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:34,340 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:34,341 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:34,482 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:34,484 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:34,485 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:34,486 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:34,631 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:34,632 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:34,633 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:34,634 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:34,710 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:34,711 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:37,429 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:37,430 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:37,842 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:37,843 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:38,619 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:38,620 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:39,287 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:39,287 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:39,872 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:39,873 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:39,875 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:39,876 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:39,878 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:39,878 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:39,881 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:39,882 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:40,319 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:40,319 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:40,321 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:40,322 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:40,326 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:40,327 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:40,329 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:40,329 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,182 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,183 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,280 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,281 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,425 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,426 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,428 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,428 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,431 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,431 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,433 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,434 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,500 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,501 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:43,502 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:43,503 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:44,751 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:44,752 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:51,920 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:51,920 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:51,930 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:51,930 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:52,803 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:52,805 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:52,807 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:52,807 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:55,818 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:55,818 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:55,890 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:55,891 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:38:55,902 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:38:55,903 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:13,003 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:13,004 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:13,009 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:13,011 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:13,291 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:13,292 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:39:13,295 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:13,296 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-12-05 20:39:13,298 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:13,298 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2022-12-05 20:39:13,301 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:13,302 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:17,478 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:17,479 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:26,081 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:26,081 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:26,082 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:26,083 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:26,726 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:26,726 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:26,728 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:26,728 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:39,640 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:39,641 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:39,642 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:39,642 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:42,667 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:42,667 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:39:42,668 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:39:42,669 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:40:00,623 WARN L233 SmtUtils]: Spent 8.49s 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) [2022-12-05 20:40:08,185 WARN L233 SmtUtils]: Spent 7.56s 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) [2022-12-05 20:40:08,189 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:08,190 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:40:08,191 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:08,192 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:40:10,494 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:10,494 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:40:10,495 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:40:10,496 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:40:43,855 WARN L233 SmtUtils]: Spent 32.63s 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) [2022-12-05 20:41:13,323 WARN L233 SmtUtils]: Spent 29.46s 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) [2022-12-05 20:41:27,864 WARN L233 SmtUtils]: Spent 14.54s 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) [2022-12-05 20:41:48,052 WARN L233 SmtUtils]: Spent 20.18s 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) [2022-12-05 20:41:48,212 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:48,213 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:41:48,215 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:48,216 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:41:48,988 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:48,988 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-05 20:41:48,992 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:48,993 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2022-12-05 20:41:48,996 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:48,998 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-12-05 20:41:49,001 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:49,001 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-05 20:41:49,005 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:41:49,005 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-05 20:44:03,183 WARN L233 SmtUtils]: Spent 2.23m 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 20:45:08,129 WARN L233 SmtUtils]: Spent 1.08m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-05 20:46:20,421 WARN L233 SmtUtils]: Spent 1.20m 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 20:46:56,357 WARN L233 SmtUtils]: Spent 35.93s 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 20:46:58,545 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:46:58,546 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:46:58,548 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:46:58,548 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:32,557 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:32,558 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:32,563 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:32,564 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:44,686 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:44,687 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:51,657 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:51,657 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:51,660 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:51,661 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:53,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:53,019 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:53,021 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:53,022 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:53,024 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:53,025 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:53,027 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:53,028 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:53,030 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:53,031 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:53,033 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:47:53,033 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:47:57,351 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-05 20:48:03,405 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:48:03,405 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:48:03,502 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-05 20:48:03,540 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:48:03,541 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:48:03,568 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-05 20:48:03,568 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-05 20:48:58,775 WARN L233 SmtUtils]: Spent 6.74s 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) [2022-12-05 20:49:13,509 WARN L233 SmtUtils]: Spent 5.30s 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) [2022-12-05 20:49:28,964 WARN L233 SmtUtils]: Spent 6.28s 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) [2022-12-05 20:49:32,755 INFO L203 LiptonReduction]: Total number of compositions: 769 [2022-12-05 20:49:32,766 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-05 20:49:32,770 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=PETRI_NET, 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;@7ca09a43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-05 20:49:32,770 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-05 20:49:32,777 INFO L130 PetriNetUnfolder]: 4/9 cut-off events. [2022-12-05 20:49:32,777 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 20:49:32,777 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 20:49:32,778 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-12-05 20:49:32,778 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 20:49:32,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 20:49:32,781 INFO L85 PathProgramCache]: Analyzing trace with hash 3147787, now seen corresponding path program 1 times [2022-12-05 20:49:32,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 20:49:32,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156641622] [2022-12-05 20:49:32,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 20:49:32,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 20:49:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 20:49:33,269 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 20:49:33,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 20:49:33,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156641622] [2022-12-05 20:49:33,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156641622] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 20:49:33,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 20:49:33,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-05 20:49:33,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707538655] [2022-12-05 20:49:33,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 20:49:33,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-05 20:49:33,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 20:49:33,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-05 20:49:33,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-05 20:49:33,299 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 63 [2022-12-05 20:49:33,300 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) [2022-12-05 20:49:33,300 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 20:49:33,300 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 63 [2022-12-05 20:49:33,301 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 20:49:33,968 INFO L130 PetriNetUnfolder]: 487/821 cut-off events. [2022-12-05 20:49:33,969 INFO L131 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2022-12-05 20:49:33,970 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. [2022-12-05 20:49:33,973 INFO L137 encePairwiseOnDemand]: 53/63 looper letters, 49 selfloop transitions, 0 changer transitions 4/53 dead transitions. [2022-12-05 20:49:33,973 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 53 transitions, 221 flow [2022-12-05 20:49:33,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-05 20:49:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-05 20:49:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 63 transitions. [2022-12-05 20:49:33,983 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5 [2022-12-05 20:49:33,985 INFO L175 Difference]: Start difference. First operand has 49 places, 63 transitions, 135 flow. Second operand 2 states and 63 transitions. [2022-12-05 20:49:33,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 53 transitions, 221 flow [2022-12-05 20:49:33,988 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 53 transitions, 216 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-05 20:49:33,989 INFO L231 Difference]: Finished difference. Result has 46 places, 49 transitions, 101 flow [2022-12-05 20:49:33,991 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=101, PETRI_PLACES=46, PETRI_TRANSITIONS=49} [2022-12-05 20:49:33,993 INFO L294 CegarLoopForPetriNet]: 49 programPoint places, -3 predicate places. [2022-12-05 20:49:33,994 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 49 transitions, 101 flow [2022-12-05 20:49:33,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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 20:49:33,994 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 20:49:33,994 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-05 20:49:33,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-05 20:49:33,994 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-05 20:49:33,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 20:49:33,995 INFO L85 PathProgramCache]: Analyzing trace with hash -741071094, now seen corresponding path program 1 times [2022-12-05 20:49:33,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 20:49:33,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87032212] [2022-12-05 20:49:33,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 20:49:33,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 20:49:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 20:49:34,671 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 20:49:34,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 20:49:34,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87032212] [2022-12-05 20:49:34,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87032212] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 20:49:34,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 20:49:34,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-05 20:49:34,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042141543] [2022-12-05 20:49:34,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 20:49:34,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-05 20:49:34,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 20:49:34,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-05 20:49:34,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-05 20:49:34,673 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 63 [2022-12-05 20:49:34,673 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 49 transitions, 101 flow. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 20:49:34,673 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 20:49:34,673 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 63 [2022-12-05 20:49:34,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 20:49:35,678 INFO L130 PetriNetUnfolder]: 367/629 cut-off events. [2022-12-05 20:49:35,678 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-05 20:49:35,679 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1276 conditions, 629 events. 367/629 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 3131 event pairs, 205 based on Foata normal form. 36/387 useless extension candidates. Maximal degree in co-relation 1273. Up to 502 conditions per place. [2022-12-05 20:49:35,680 INFO L137 encePairwiseOnDemand]: 43/63 looper letters, 48 selfloop transitions, 19 changer transitions 1/68 dead transitions. [2022-12-05 20:49:35,680 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 68 transitions, 277 flow [2022-12-05 20:49:35,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-05 20:49:35,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-05 20:49:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 69 transitions. [2022-12-05 20:49:35,683 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.36507936507936506 [2022-12-05 20:49:35,684 INFO L175 Difference]: Start difference. First operand has 46 places, 49 transitions, 101 flow. Second operand 3 states and 69 transitions. [2022-12-05 20:49:35,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 68 transitions, 277 flow [2022-12-05 20:49:35,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 68 transitions, 277 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-05 20:49:35,686 INFO L231 Difference]: Finished difference. Result has 45 places, 65 transitions, 224 flow [2022-12-05 20:49:35,686 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=224, PETRI_PLACES=45, PETRI_TRANSITIONS=65} [2022-12-05 20:49:35,687 INFO L294 CegarLoopForPetriNet]: 49 programPoint places, -4 predicate places. [2022-12-05 20:49:35,687 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 65 transitions, 224 flow [2022-12-05 20:49:35,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 20:49:35,687 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 20:49:35,687 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-05 20:49:35,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-05 20:49:35,687 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-05 20:49:35,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 20:49:35,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1498360841, now seen corresponding path program 1 times [2022-12-05 20:49:35,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 20:49:35,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066482968] [2022-12-05 20:49:35,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 20:49:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 20:49:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 20:49:36,625 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 20:49:36,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 20:49:36,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066482968] [2022-12-05 20:49:36,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066482968] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 20:49:36,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 20:49:36,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-05 20:49:36,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694064293] [2022-12-05 20:49:36,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 20:49:36,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-05 20:49:36,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 20:49:36,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-05 20:49:36,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-05 20:49:36,629 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 63 [2022-12-05 20:49:36,629 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 65 transitions, 224 flow. Second operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 20:49:36,629 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 20:49:36,629 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 63 [2022-12-05 20:49:36,629 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 20:49:38,756 INFO L130 PetriNetUnfolder]: 334/591 cut-off events. [2022-12-05 20:49:38,756 INFO L131 PetriNetUnfolder]: For 130/130 co-relation queries the response was YES. [2022-12-05 20:49:38,757 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1556 conditions, 591 events. 334/591 cut-off events. For 130/130 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 3300 event pairs, 17 based on Foata normal form. 5/358 useless extension candidates. Maximal degree in co-relation 1551. Up to 383 conditions per place. [2022-12-05 20:49:38,758 INFO L137 encePairwiseOnDemand]: 33/63 looper letters, 28 selfloop transitions, 43 changer transitions 30/101 dead transitions. [2022-12-05 20:49:38,758 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 101 transitions, 562 flow [2022-12-05 20:49:38,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-05 20:49:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-05 20:49:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 88 transitions. [2022-12-05 20:49:38,760 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.2328042328042328 [2022-12-05 20:49:38,760 INFO L175 Difference]: Start difference. First operand has 45 places, 65 transitions, 224 flow. Second operand 6 states and 88 transitions. [2022-12-05 20:49:38,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 101 transitions, 562 flow [2022-12-05 20:49:38,762 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 101 transitions, 543 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-05 20:49:38,764 INFO L231 Difference]: Finished difference. Result has 50 places, 65 transitions, 329 flow [2022-12-05 20:49:38,764 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=329, PETRI_PLACES=50, PETRI_TRANSITIONS=65} [2022-12-05 20:49:38,765 INFO L294 CegarLoopForPetriNet]: 49 programPoint places, 1 predicate places. [2022-12-05 20:49:38,765 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 65 transitions, 329 flow [2022-12-05 20:49:38,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 20:49:38,765 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 20:49:38,765 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-05 20:49:38,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-05 20:49:38,765 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-05 20:49:38,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 20:49:38,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1841387694, now seen corresponding path program 1 times [2022-12-05 20:49:38,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 20:49:38,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867163539] [2022-12-05 20:49:38,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 20:49:38,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 20:49:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 20:49:40,433 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 20:49:40,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 20:49:40,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867163539] [2022-12-05 20:49:40,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867163539] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 20:49:40,434 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 20:49:40,434 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-05 20:49:40,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307679275] [2022-12-05 20:49:40,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 20:49:40,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-05 20:49:40,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 20:49:40,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-05 20:49:40,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-05 20:49:40,436 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 63 [2022-12-05 20:49:40,436 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 65 transitions, 329 flow. Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 20:49:40,437 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 20:49:40,437 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 63 [2022-12-05 20:49:40,437 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 20:49:41,684 INFO L130 PetriNetUnfolder]: 108/253 cut-off events. [2022-12-05 20:49:41,684 INFO L131 PetriNetUnfolder]: For 69/69 co-relation queries the response was YES. [2022-12-05 20:49:41,684 INFO L83 FinitePrefix]: Finished finitePrefix Result has 874 conditions, 253 events. 108/253 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 1284 event pairs, 34 based on Foata normal form. 30/207 useless extension candidates. Maximal degree in co-relation 868. Up to 146 conditions per place. [2022-12-05 20:49:41,685 INFO L137 encePairwiseOnDemand]: 54/63 looper letters, 40 selfloop transitions, 8 changer transitions 25/73 dead transitions. [2022-12-05 20:49:41,685 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 73 transitions, 505 flow [2022-12-05 20:49:41,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-05 20:49:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-05 20:49:41,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 72 transitions. [2022-12-05 20:49:41,687 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.22857142857142856 [2022-12-05 20:49:41,687 INFO L175 Difference]: Start difference. First operand has 50 places, 65 transitions, 329 flow. Second operand 5 states and 72 transitions. [2022-12-05 20:49:41,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 73 transitions, 505 flow [2022-12-05 20:49:41,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 73 transitions, 451 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-12-05 20:49:41,690 INFO L231 Difference]: Finished difference. Result has 50 places, 48 transitions, 197 flow [2022-12-05 20:49:41,690 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=275, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=197, PETRI_PLACES=50, PETRI_TRANSITIONS=48} [2022-12-05 20:49:41,690 INFO L294 CegarLoopForPetriNet]: 49 programPoint places, 1 predicate places. [2022-12-05 20:49:41,690 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 48 transitions, 197 flow [2022-12-05 20:49:41,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 20:49:41,691 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-05 20:49:41,691 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-05 20:49:41,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-05 20:49:41,691 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-12-05 20:49:41,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-05 20:49:41,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1111255732, now seen corresponding path program 1 times [2022-12-05 20:49:41,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-05 20:49:41,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444234155] [2022-12-05 20:49:41,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-05 20:49:41,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-05 20:49:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-05 20:49:43,409 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 20:49:43,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-05 20:49:43,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444234155] [2022-12-05 20:49:43,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444234155] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-05 20:49:43,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-05 20:49:43,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-05 20:49:43,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078145981] [2022-12-05 20:49:43,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-05 20:49:43,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-05 20:49:43,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-05 20:49:43,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-05 20:49:43,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-05 20:49:43,411 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 0 out of 63 [2022-12-05 20:49:43,411 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 48 transitions, 197 flow. Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 20:49:43,411 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-05 20:49:43,411 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 0 of 63 [2022-12-05 20:49:43,411 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-05 20:49:44,115 INFO L130 PetriNetUnfolder]: 27/77 cut-off events. [2022-12-05 20:49:44,115 INFO L131 PetriNetUnfolder]: For 118/118 co-relation queries the response was YES. [2022-12-05 20:49:44,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 77 events. 27/77 cut-off events. For 118/118 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 244 event pairs, 15 based on Foata normal form. 30/69 useless extension candidates. Maximal degree in co-relation 231. Up to 51 conditions per place. [2022-12-05 20:49:44,116 INFO L137 encePairwiseOnDemand]: 48/63 looper letters, 0 selfloop transitions, 0 changer transitions 47/47 dead transitions. [2022-12-05 20:49:44,116 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 47 transitions, 283 flow [2022-12-05 20:49:44,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-05 20:49:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-05 20:49:44,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 48 transitions. [2022-12-05 20:49:44,117 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.12698412698412698 [2022-12-05 20:49:44,117 INFO L175 Difference]: Start difference. First operand has 50 places, 48 transitions, 197 flow. Second operand 6 states and 48 transitions. [2022-12-05 20:49:44,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 47 transitions, 283 flow [2022-12-05 20:49:44,119 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 47 transitions, 193 flow, removed 15 selfloop flow, removed 9 redundant places. [2022-12-05 20:49:44,119 INFO L231 Difference]: Finished difference. Result has 45 places, 0 transitions, 0 flow [2022-12-05 20:49:44,119 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=99, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=45, PETRI_TRANSITIONS=0} [2022-12-05 20:49:44,121 INFO L294 CegarLoopForPetriNet]: 49 programPoint places, -4 predicate places. [2022-12-05 20:49:44,122 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 0 transitions, 0 flow [2022-12-05 20:49:44,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 20:49:44,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-05 20:49:44,128 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-05 20:49:44,129 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2022-12-05 20:49:44,130 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2022-12-05 20:49:44,130 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_openErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-12-05 20:49:44,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-05 20:49:44,130 INFO L458 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-05 20:49:44,134 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-05 20:49:44,134 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-05 20:49:44,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.12 08:49:44 BasicIcfg [2022-12-05 20:49:44,142 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-05 20:49:44,142 INFO L158 Benchmark]: Toolchain (without parser) took 678819.63ms. Allocated memory was 179.3MB in the beginning and 419.4MB in the end (delta: 240.1MB). Free memory was 145.3MB in the beginning and 237.5MB in the end (delta: -92.2MB). Peak memory consumption was 148.3MB. Max. memory is 8.0GB. [2022-12-05 20:49:44,143 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 127.9MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-05 20:49:44,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4941.09ms. Allocated memory was 179.3MB in the beginning and 216.0MB in the end (delta: 36.7MB). Free memory was 145.3MB in the beginning and 123.1MB in the end (delta: 22.2MB). Peak memory consumption was 110.8MB. Max. memory is 8.0GB. [2022-12-05 20:49:44,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.29ms. Allocated memory is still 216.0MB. Free memory was 123.1MB in the beginning and 111.0MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-12-05 20:49:44,143 INFO L158 Benchmark]: Boogie Preprocessor took 57.33ms. Allocated memory is still 216.0MB. Free memory was 111.0MB in the beginning and 105.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-12-05 20:49:44,144 INFO L158 Benchmark]: RCFGBuilder took 1484.71ms. Allocated memory is still 216.0MB. Free memory was 105.2MB in the beginning and 131.8MB in the end (delta: -26.6MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. [2022-12-05 20:49:44,144 INFO L158 Benchmark]: TraceAbstraction took 672174.76ms. Allocated memory was 216.0MB in the beginning and 419.4MB in the end (delta: 203.4MB). Free memory was 131.3MB in the beginning and 237.5MB in the end (delta: -106.2MB). Peak memory consumption was 97.3MB. Max. memory is 8.0GB. [2022-12-05 20:49:44,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 127.9MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 4941.09ms. Allocated memory was 179.3MB in the beginning and 216.0MB in the end (delta: 36.7MB). Free memory was 145.3MB in the beginning and 123.1MB in the end (delta: 22.2MB). Peak memory consumption was 110.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 155.29ms. Allocated memory is still 216.0MB. Free memory was 123.1MB in the beginning and 111.0MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.33ms. Allocated memory is still 216.0MB. Free memory was 111.0MB in the beginning and 105.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1484.71ms. Allocated memory is still 216.0MB. Free memory was 105.2MB in the beginning and 131.8MB in the end (delta: -26.6MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. * TraceAbstraction took 672174.76ms. Allocated memory was 216.0MB in the beginning and 419.4MB in the end (delta: 203.4MB). Free memory was 131.3MB in the beginning and 237.5MB in the end (delta: -106.2MB). Peak memory consumption was 97.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 660.1s, 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: 49, dependent conditional: 49, dependent unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 0, independent unconditional: 15054, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 0, independent unconditional: 15054, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15112, independent: 15054, independent conditional: 0, independent unconditional: 15054, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13320, independent: 13290, independent conditional: 0, independent unconditional: 13290, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , 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: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19072, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 6804, dependent conditional: 0, dependent unconditional: 6804, unknown: 12200, unknown conditional: 0, unknown unconditional: 12200] ], Cache Queries: [ total: 15112, independent: 1764, independent conditional: 0, independent unconditional: 1764, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 13323, unknown conditional: 0, unknown unconditional: 13323] , Statistics on independence cache: Total cache size (in pairs): 29992, Positive cache size: 29968, Positive conditional cache size: 0, Positive unconditional cache size: 29968, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24, Unknown cache size: 6, Unknown conditional cache size: 0, Unknown unconditional cache size: 6, Eliminated conditions: 0, Maximal queried relation: -1 - PositiveResult [Line: 174]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 174]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 991 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 672.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 660.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 276 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 276 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 95 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 735 IncrementalHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 95 mSolverCounterUnsat, 0 mSDtfsCounter, 735 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=329occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-05 20:49:44,223 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...