./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:12:40,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:12:40,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:12:40,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:12:40,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:12:40,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:12:40,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:12:40,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:12:40,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:12:40,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:12:40,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:12:40,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:12:40,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:12:40,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:12:40,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:12:40,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:12:40,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:12:40,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:12:40,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:12:40,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:12:40,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:12:40,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:12:40,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:12:40,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:12:40,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:12:40,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:12:40,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:12:40,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:12:40,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:12:40,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:12:40,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:12:40,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:12:40,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:12:40,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:12:40,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:12:40,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:12:40,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:12:40,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:12:40,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:12:40,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:12:40,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:12:40,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 13:12:40,227 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:12:40,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:12:40,228 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:12:40,228 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:12:40,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:12:40,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:12:40,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:12:40,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:12:40,229 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:12:40,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:12:40,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:12:40,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:12:40,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:12:40,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:12:40,231 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:12:40,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:12:40,232 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:12:40,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:12:40,232 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:12:40,232 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2022-12-13 13:12:40,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:12:40,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:12:40,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:12:40,415 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:12:40,415 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:12:40,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-12-13 13:12:42,927 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:12:43,299 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:12:43,300 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-12-13 13:12:43,325 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data/79e0365f1/6f70f586d110439d8526630406759982/FLAG06df92b75 [2022-12-13 13:12:43,512 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data/79e0365f1/6f70f586d110439d8526630406759982 [2022-12-13 13:12:43,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:12:43,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:12:43,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:12:43,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:12:43,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:12:43,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:12:43" (1/1) ... [2022-12-13 13:12:43,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b17e168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:43, skipping insertion in model container [2022-12-13 13:12:43,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:12:43" (1/1) ... [2022-12-13 13:12:43,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:12:43,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:12:44,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-12-13 13:12:44,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,135 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:44,136 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:44,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,138 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:44,139 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:44,140 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:44,141 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:44,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,143 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,143 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:44,144 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,145 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:44,146 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_dsp [2022-12-13 13:12:44,147 WARN L623 FunctionHandler]: Unknown extern function register_sound_dsp [2022-12-13 13:12:44,148 WARN L623 FunctionHandler]: Unknown extern function register_sound_midi [2022-12-13 13:12:44,151 WARN L623 FunctionHandler]: Unknown extern function register_sound_mixer [2022-12-13 13:12:44,153 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_mixer [2022-12-13 13:12:44,154 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_midi [2022-12-13 13:12:44,155 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,156 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:44,156 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,267 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,319 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:12:44,320 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:12:44,334 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,335 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,336 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,338 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,338 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:12:44,346 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:44,382 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,383 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:12:44,386 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,393 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,490 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:44,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,507 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:12:44,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,513 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:44,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,518 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:44,518 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:44,523 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:44,524 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:44,529 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:12:44,538 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:44,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,556 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-13 13:12:44,565 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:12:44,565 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:12:44,566 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:12:44,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,573 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:12:44,574 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:12:44,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,582 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:12:44,583 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:12:44,584 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:12:44,584 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:12:44,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,585 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:44,586 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 13:12:44,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,589 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 13:12:44,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,603 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:44,604 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:44,604 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:12:44,605 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,605 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,646 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 13:12:44,650 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,651 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:44,651 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,652 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,652 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,653 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,653 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,653 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,654 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,655 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,656 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,656 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,656 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,658 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,658 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,658 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,701 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:12:44,705 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:12:44,709 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 13:12:44,713 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:12:44,714 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:12:44,721 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,723 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,724 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,725 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,725 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:12:44,735 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,735 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:12:44,736 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:12:44,736 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:12:44,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,802 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:44,802 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:44,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,812 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:44,813 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:44,822 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:44,833 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,838 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,840 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,842 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,844 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,847 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:44,848 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,869 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,874 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,875 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:44,877 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:44,879 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:44,881 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:44,883 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:44,885 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,886 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:44,887 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:44,888 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:44,888 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:44,905 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,917 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:44,934 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 13:12:44,938 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 13:12:44,966 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,043 WARN L623 FunctionHandler]: Unknown extern function __get_free_pages [2022-12-13 13:12:45,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,046 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,046 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,051 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,051 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,051 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-13 13:12:45,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,064 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:12:45,089 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,090 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,090 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,092 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,096 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,096 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,097 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,098 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,098 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,100 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,103 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,105 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,105 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,115 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,115 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,122 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,122 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,123 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,123 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,133 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,133 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,142 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,151 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,151 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,152 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,154 WARN L623 FunctionHandler]: Unknown extern function panic [2022-12-13 13:12:45,159 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,165 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,165 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,165 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,270 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,270 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,271 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:12:45,277 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,277 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,277 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,306 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,311 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,311 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,315 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,316 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,317 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,317 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:45,318 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,318 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,319 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,320 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,320 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,320 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,321 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,321 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,321 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:45,322 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:12:45,323 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 13:12:45,323 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,323 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,324 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,324 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:12:45,325 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,326 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,339 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,341 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,342 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,345 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,345 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,346 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,410 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,410 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,411 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,412 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,417 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,418 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,426 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,430 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:12:45,480 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,481 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,498 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,501 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,501 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,510 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:12:45,512 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,512 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,514 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,514 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,518 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,519 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,520 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,520 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,521 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,521 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,525 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,525 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,528 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,528 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,533 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,534 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:45,535 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,536 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,537 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,537 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,538 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,539 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,540 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,540 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,540 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,541 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,541 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,542 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,543 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,545 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,546 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,546 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,546 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,547 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,547 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,547 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,547 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,579 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,598 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,599 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,599 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,600 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,605 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,608 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,608 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,608 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,626 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:45,630 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,634 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:45,638 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:12:45,650 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:45,650 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:45,651 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:45,651 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:45,651 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:45,652 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:45,652 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:45,652 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:45,658 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,658 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,659 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:12:45,743 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:12:45,796 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-12-13 13:12:45,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,802 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,802 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,803 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,803 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,803 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:45,804 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,805 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:45,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,806 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,807 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_dsp [2022-12-13 13:12:45,807 WARN L623 FunctionHandler]: Unknown extern function register_sound_dsp [2022-12-13 13:12:45,808 WARN L623 FunctionHandler]: Unknown extern function register_sound_midi [2022-12-13 13:12:45,809 WARN L623 FunctionHandler]: Unknown extern function register_sound_mixer [2022-12-13 13:12:45,809 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_mixer [2022-12-13 13:12:45,810 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_midi [2022-12-13 13:12:45,810 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,811 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,811 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,812 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,814 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:12:45,814 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:12:45,816 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,817 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,817 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,818 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,818 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:12:45,819 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,819 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,819 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:12:45,820 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,821 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,826 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:45,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,831 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:12:45,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,832 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,833 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,833 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,834 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,835 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,835 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:45,836 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:12:45,840 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:45,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,847 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,847 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-13 13:12:45,849 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:12:45,849 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:12:45,850 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:12:45,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,851 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:12:45,851 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:12:45,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,853 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:12:45,853 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:12:45,854 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:12:45,854 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:12:45,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,854 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:45,855 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 13:12:45,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,856 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 13:12:45,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,858 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:45,858 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:45,859 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:12:45,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,865 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 13:12:45,866 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,867 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,867 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,867 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,867 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,868 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,868 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,868 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,868 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,868 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,868 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,869 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,869 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,869 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,869 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,869 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,869 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,871 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:12:45,871 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:12:45,871 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 13:12:45,872 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:12:45,872 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:12:45,874 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,874 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,875 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,876 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,876 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:12:45,877 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,877 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:12:45,877 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:12:45,877 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:12:45,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,883 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,883 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,886 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,886 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:45,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,895 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,898 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,898 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,899 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,900 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,901 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,902 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,908 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,911 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,912 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,913 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,914 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,916 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,917 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,918 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:45,919 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,920 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,920 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,920 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,921 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:12:45,921 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 13:12:45,921 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 13:12:45,922 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,927 WARN L623 FunctionHandler]: Unknown extern function __get_free_pages [2022-12-13 13:12:45,927 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,928 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,929 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,930 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,930 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:12:45,930 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-13 13:12:45,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,932 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:12:45,938 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,938 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,939 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,940 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,943 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,943 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,944 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,944 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,944 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,946 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,948 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,949 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,949 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,950 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,954 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:45,954 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,955 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,955 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,956 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,957 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,957 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,957 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,960 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,960 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,962 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,962 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,965 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,966 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,967 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,969 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,969 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:45,970 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,971 WARN L623 FunctionHandler]: Unknown extern function panic [2022-12-13 13:12:45,973 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:45,974 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:45,975 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:45,975 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:45,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:45,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,002 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,003 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:12:46,007 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:46,007 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:46,008 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:46,009 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,010 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,011 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,011 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,012 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,012 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,013 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:46,013 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,013 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:46,014 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:46,014 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,014 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:46,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,015 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:46,015 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:46,016 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:46,016 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:46,017 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:12:46,017 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 13:12:46,017 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:46,017 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:46,017 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:46,018 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:12:46,019 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,020 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,020 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,022 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,022 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,024 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:46,024 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:46,024 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:46,027 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,027 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,027 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,028 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,028 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,029 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,034 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:12:46,046 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,046 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,049 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,051 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,052 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,054 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:12:46,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,057 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:46,057 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:12:46,058 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,058 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,059 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:46,059 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:46,060 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:12:46,060 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,060 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,061 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,061 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:12:46,063 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,063 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:12:46,065 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,066 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:46,067 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,067 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,068 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,068 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,069 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,070 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,070 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:12:46,071 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,071 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,072 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,072 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,073 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,074 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,076 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:46,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,076 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:12:46,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:12:46,076 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:46,077 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:46,077 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:12:46,077 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:46,077 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:46,077 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:46,079 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,080 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,081 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,081 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,082 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:12:46,083 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,085 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:46,085 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:46,085 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:46,087 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:46,087 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:12:46,088 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:12:46,088 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:12:46,089 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:46,090 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:46,090 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:46,090 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:46,091 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:46,091 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:12:46,091 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:46,091 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:12:46,094 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:12:46,094 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:12:46,094 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:12:46,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:12:46,213 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:12:46,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46 WrapperNode [2022-12-13 13:12:46,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:12:46,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:12:46,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:12:46,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:12:46,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,503 INFO L138 Inliner]: procedures = 414, calls = 5182, calls flagged for inlining = 149, calls inlined = 134, statements flattened = 10218 [2022-12-13 13:12:46,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:12:46,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:12:46,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:12:46,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:12:46,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,812 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:12:46,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:12:46,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:12:46,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:12:46,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (1/1) ... [2022-12-13 13:12:46,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:12:46,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:12:46,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:12:46,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:12:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2022-12-13 13:12:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure poll_def_tmr [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_def_tmr [2022-12-13 13:12:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2022-12-13 13:12:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2022-12-13 13:12:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-13 13:12:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 13:12:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2022-12-13 13:12:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~int [2022-12-13 13:12:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~int [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure seq_input_event [2022-12-13 13:12:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_input_event [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2022-12-13 13:12:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2022-12-13 13:12:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2022-12-13 13:12:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-12-13 13:12:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2022-12-13 13:12:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 13:12:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 13:12:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 13:12:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 13:12:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2022-12-13 13:12:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure midi_poll [2022-12-13 13:12:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_poll [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2022-12-13 13:12:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2022-12-13 13:12:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2022-12-13 13:12:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 13:12:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 13:12:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2022-12-13 13:12:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2022-12-13 13:12:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-12-13 13:12:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 13:12:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2022-12-13 13:12:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2022-12-13 13:12:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2022-12-13 13:12:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-12-13 13:12:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:12:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2022-12-13 13:12:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2022-12-13 13:12:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2022-12-13 13:12:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2022-12-13 13:12:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2022-12-13 13:12:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2022-12-13 13:12:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2022-12-13 13:12:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-12-13 13:12:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-12-13 13:12:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~int [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~int [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2022-12-13 13:12:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2022-12-13 13:12:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~VOID [2022-12-13 13:12:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~VOID [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 13:12:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-12-13 13:12:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 13:12:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 13:12:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-12-13 13:12:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-12-13 13:12:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2022-12-13 13:12:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2022-12-13 13:12:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-12-13 13:12:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:12:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2022-12-13 13:12:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2022-12-13 13:12:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure do_midi_msg [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure do_midi_msg [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2022-12-13 13:12:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-12-13 13:12:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure do_sequencer_timer [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sequencer_timer [2022-12-13 13:12:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2022-12-13 13:12:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 13:12:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2022-12-13 13:12:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2022-12-13 13:12:47,630 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:12:47,632 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:12:48,125 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 13:12:48,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0 != ~tmp___1~3;#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0 != ~tmp___1~3);#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0 != ~tmp___0~8;#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0 != ~tmp___0~8);#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16 == ~size; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10 == ~size; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8 == ~size; [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845-1: ~tmp___2~2 := #t~ret118;havoc #t~ret118;#res := (if ~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~2 % 18446744073709551616 % 4294967296 else ~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296); [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845: SUMMARY for call #t~ret118 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2022-12-13 13:12:48,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2 == ~size; [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4 == ~size; [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: assume -9223372036854775808 <= #t~ret117 && #t~ret117 <= 9223372036854775807;~tmp___1~3 := #t~ret117;havoc #t~ret117; [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835: SUMMARY for call #t~ret117 := ldv__builtin_expect((if 0 != ~ret~3 then 1 else 0), 0); srcloc: null [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: assume -9223372036854775808 <= #t~ret116 && #t~ret116 <= 9223372036854775807;~tmp___0~8 := #t~ret116;havoc #t~ret116; [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823: SUMMARY for call #t~ret116 := ldv__builtin_expect((if 0 != ~ret~3 then 1 else 0), 0); srcloc: null [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2022-12-13 13:12:48,195 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115; [2022-12-13 13:12:55,901 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch110#1; [2022-12-13 13:12:55,901 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,901 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 4 == __copy_from_user_~size#1; [2022-12-13 13:12:55,901 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 8 == __copy_from_user_~size#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 10 == __copy_from_user_~size#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch110#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 16 == __copy_from_user_~size#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763-1: assume -9223372036854775808 <= __copy_from_user_#t~ret111#1 && __copy_from_user_#t~ret111#1 <= 9223372036854775807;__copy_from_user_~tmp___0~7#1 := __copy_from_user_#t~ret111#1;havoc __copy_from_user_#t~ret111#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763: SUMMARY for call __copy_from_user_#t~ret111#1 := ldv__builtin_expect((if 0 != __copy_from_user_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume 0 != __copy_from_user_~tmp___0~7#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume !(0 != __copy_from_user_~tmp___0~7#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch110#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := true; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776: SUMMARY for call __copy_from_user_#t~ret112#1 := ldv__builtin_expect((if 0 != __copy_from_user_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776-1: assume -9223372036854775808 <= __copy_from_user_#t~ret112#1 && __copy_from_user_#t~ret112#1 <= 9223372036854775807;__copy_from_user_~tmp___1~2#1 := __copy_from_user_#t~ret112#1;havoc __copy_from_user_#t~ret112#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume 0 != __copy_from_user_~tmp___1~2#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume !(0 != __copy_from_user_~tmp___1~2#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch110#1; [2022-12-13 13:12:55,902 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch110#1; [2022-12-13 13:12:55,903 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786: SUMMARY for call __copy_from_user_#t~ret113#1 := copy_user_generic(__copy_from_user_~dst#1.base, __copy_from_user_~dst#1.offset, __copy_from_user_~src#1.base, __copy_from_user_~src#1.offset, __copy_from_user_~size#1); srcloc: null [2022-12-13 13:12:55,903 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786-1: __copy_from_user_~tmp___2~1#1 := __copy_from_user_#t~ret113#1;havoc __copy_from_user_#t~ret113#1;__copy_from_user_#res#1 := (if __copy_from_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_from_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-12-13 13:12:55,903 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##719: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 2 == __copy_from_user_~size#1; [2022-12-13 13:12:55,903 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##718: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:12:56,037 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:12:56,057 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:12:56,058 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 13:12:56,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:12:56 BoogieIcfgContainer [2022-12-13 13:12:56,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:12:56,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:12:56,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:12:56,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:12:56,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:12:43" (1/3) ... [2022-12-13 13:12:56,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26213235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:12:56, skipping insertion in model container [2022-12-13 13:12:56,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:12:46" (2/3) ... [2022-12-13 13:12:56,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26213235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:12:56, skipping insertion in model container [2022-12-13 13:12:56,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:12:56" (3/3) ... [2022-12-13 13:12:56,071 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-12-13 13:12:56,084 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:12:56,084 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:12:56,157 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:12:56,162 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=true, 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;@4352ec5f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:12:56,162 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:12:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand has 3839 states, 2945 states have (on average 1.5113752122241086) internal successors, (4451), 3049 states have internal predecessors, (4451), 757 states have call successors, (757), 136 states have call predecessors, (757), 135 states have return successors, (749), 721 states have call predecessors, (749), 749 states have call successors, (749) [2022-12-13 13:12:56,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-13 13:12:56,181 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:12:56,181 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:12:56,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:12:56,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:12:56,185 INFO L85 PathProgramCache]: Analyzing trace with hash -2088143058, now seen corresponding path program 1 times [2022-12-13 13:12:56,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:12:56,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067578935] [2022-12-13 13:12:56,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:12:56,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:12:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:12:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:12:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:12:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:12:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:12:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:12:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 13:12:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:12:56,820 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:12:56,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:12:56,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067578935] [2022-12-13 13:12:56,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067578935] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:12:56,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:12:56,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:12:56,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271311353] [2022-12-13 13:12:56,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:12:56,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:12:56,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:12:56,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:12:56,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:12:56,856 INFO L87 Difference]: Start difference. First operand has 3839 states, 2945 states have (on average 1.5113752122241086) internal successors, (4451), 3049 states have internal predecessors, (4451), 757 states have call successors, (757), 136 states have call predecessors, (757), 135 states have return successors, (749), 721 states have call predecessors, (749), 749 states have call successors, (749) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:04,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:13:05,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:13:05,995 INFO L93 Difference]: Finished difference Result 9296 states and 14557 transitions. [2022-12-13 13:13:05,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:13:05,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 57 [2022-12-13 13:13:05,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:13:06,030 INFO L225 Difference]: With dead ends: 9296 [2022-12-13 13:13:06,030 INFO L226 Difference]: Without dead ends: 5435 [2022-12-13 13:13:06,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:13:06,047 INFO L413 NwaCegarLoop]: 5026 mSDtfsCounter, 4132 mSDsluCounter, 6942 mSDsCounter, 0 mSdLazyCounter, 4338 mSolverCounterSat, 1259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4434 SdHoareTripleChecker+Valid, 11968 SdHoareTripleChecker+Invalid, 5597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1259 IncrementalHoareTripleChecker+Valid, 4338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-12-13 13:13:06,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4434 Valid, 11968 Invalid, 5597 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1259 Valid, 4338 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-12-13 13:13:06,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5435 states. [2022-12-13 13:13:06,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5435 to 4902. [2022-12-13 13:13:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4902 states, 3774 states have (on average 1.503709591944886) internal successors, (5675), 3905 states have internal predecessors, (5675), 935 states have call successors, (935), 193 states have call predecessors, (935), 192 states have return successors, (931), 887 states have call predecessors, (931), 931 states have call successors, (931) [2022-12-13 13:13:06,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4902 states and 7541 transitions. [2022-12-13 13:13:06,279 INFO L78 Accepts]: Start accepts. Automaton has 4902 states and 7541 transitions. Word has length 57 [2022-12-13 13:13:06,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:13:06,280 INFO L495 AbstractCegarLoop]: Abstraction has 4902 states and 7541 transitions. [2022-12-13 13:13:06,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 4902 states and 7541 transitions. [2022-12-13 13:13:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-13 13:13:06,283 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:13:06,283 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:13:06,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 13:13:06,283 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:13:06,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:13:06,283 INFO L85 PathProgramCache]: Analyzing trace with hash -922707662, now seen corresponding path program 1 times [2022-12-13 13:13:06,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:13:06,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478294087] [2022-12-13 13:13:06,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:06,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:13:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:13:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:13:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:13:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:13:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:13:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:13:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:13:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:13:06,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:13:06,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478294087] [2022-12-13 13:13:06,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478294087] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:13:06,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:13:06,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:13:06,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353687067] [2022-12-13 13:13:06,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:13:06,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:13:06,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:13:06,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:13:06,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:13:06,613 INFO L87 Difference]: Start difference. First operand 4902 states and 7541 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:13,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:13:14,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:13:14,776 INFO L93 Difference]: Finished difference Result 10314 states and 16003 transitions. [2022-12-13 13:13:14,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 13:13:14,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-12-13 13:13:14,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:13:14,798 INFO L225 Difference]: With dead ends: 10314 [2022-12-13 13:13:14,798 INFO L226 Difference]: Without dead ends: 5427 [2022-12-13 13:13:14,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:13:14,809 INFO L413 NwaCegarLoop]: 4848 mSDtfsCounter, 7156 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 2487 mSolverCounterSat, 1537 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7638 SdHoareTripleChecker+Valid, 7302 SdHoareTripleChecker+Invalid, 4024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1537 IncrementalHoareTripleChecker+Valid, 2487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-12-13 13:13:14,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7638 Valid, 7302 Invalid, 4024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1537 Valid, 2487 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2022-12-13 13:13:14,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5427 states. [2022-12-13 13:13:14,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5427 to 4902. [2022-12-13 13:13:14,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4902 states, 3774 states have (on average 1.5031796502384738) internal successors, (5673), 3905 states have internal predecessors, (5673), 935 states have call successors, (935), 193 states have call predecessors, (935), 192 states have return successors, (931), 887 states have call predecessors, (931), 931 states have call successors, (931) [2022-12-13 13:13:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4902 states and 7539 transitions. [2022-12-13 13:13:14,963 INFO L78 Accepts]: Start accepts. Automaton has 4902 states and 7539 transitions. Word has length 65 [2022-12-13 13:13:14,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:13:14,963 INFO L495 AbstractCegarLoop]: Abstraction has 4902 states and 7539 transitions. [2022-12-13 13:13:14,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 4902 states and 7539 transitions. [2022-12-13 13:13:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-13 13:13:14,965 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:13:14,965 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:13:14,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 13:13:14,965 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:13:14,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:13:14,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1783911732, now seen corresponding path program 1 times [2022-12-13 13:13:14,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:13:14,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117470668] [2022-12-13 13:13:14,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:14,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:13:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:13:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:13:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:13:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:13:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:13:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:13:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:13:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:13:15,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:13:15,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117470668] [2022-12-13 13:13:15,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117470668] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:13:15,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:13:15,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:13:15,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679297567] [2022-12-13 13:13:15,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:13:15,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:13:15,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:13:15,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:13:15,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:13:15,258 INFO L87 Difference]: Start difference. First operand 4902 states and 7539 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:22,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:13:24,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-13 13:13:25,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:13:25,507 INFO L93 Difference]: Finished difference Result 5442 states and 8494 transitions. [2022-12-13 13:13:25,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:13:25,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-12-13 13:13:25,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:13:25,523 INFO L225 Difference]: With dead ends: 5442 [2022-12-13 13:13:25,523 INFO L226 Difference]: Without dead ends: 5439 [2022-12-13 13:13:25,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:13:25,526 INFO L413 NwaCegarLoop]: 4861 mSDtfsCounter, 7127 mSDsluCounter, 2479 mSDsCounter, 0 mSdLazyCounter, 2500 mSolverCounterSat, 1540 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7609 SdHoareTripleChecker+Valid, 7340 SdHoareTripleChecker+Invalid, 4041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1540 IncrementalHoareTripleChecker+Valid, 2500 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:13:25,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7609 Valid, 7340 Invalid, 4041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1540 Valid, 2500 Invalid, 1 Unknown, 0 Unchecked, 10.0s Time] [2022-12-13 13:13:25,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5439 states. [2022-12-13 13:13:25,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5439 to 4912. [2022-12-13 13:13:25,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4912 states, 3782 states have (on average 1.5021152829190905) internal successors, (5681), 3912 states have internal predecessors, (5681), 935 states have call successors, (935), 195 states have call predecessors, (935), 194 states have return successors, (932), 888 states have call predecessors, (932), 932 states have call successors, (932) [2022-12-13 13:13:25,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 4912 states and 7548 transitions. [2022-12-13 13:13:25,692 INFO L78 Accepts]: Start accepts. Automaton has 4912 states and 7548 transitions. Word has length 65 [2022-12-13 13:13:25,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:13:25,692 INFO L495 AbstractCegarLoop]: Abstraction has 4912 states and 7548 transitions. [2022-12-13 13:13:25,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4912 states and 7548 transitions. [2022-12-13 13:13:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-13 13:13:25,694 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:13:25,694 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:13:25,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 13:13:25,695 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:13:25,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:13:25,695 INFO L85 PathProgramCache]: Analyzing trace with hash -534521245, now seen corresponding path program 1 times [2022-12-13 13:13:25,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:13:25,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632110371] [2022-12-13 13:13:25,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:25,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:13:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:13:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:13:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:13:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:13:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:13:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:13:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:13:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:13:25,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:13:25,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632110371] [2022-12-13 13:13:25,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632110371] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:13:25,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:13:25,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:13:25,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844188185] [2022-12-13 13:13:25,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:13:25,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:13:25,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:13:25,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:13:25,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:13:25,954 INFO L87 Difference]: Start difference. First operand 4912 states and 7548 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:35,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:13:35,338 INFO L93 Difference]: Finished difference Result 8547 states and 13211 transitions. [2022-12-13 13:13:35,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:13:35,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 66 [2022-12-13 13:13:35,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:13:35,374 INFO L225 Difference]: With dead ends: 8547 [2022-12-13 13:13:35,374 INFO L226 Difference]: Without dead ends: 8459 [2022-12-13 13:13:35,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:13:35,389 INFO L413 NwaCegarLoop]: 5332 mSDtfsCounter, 4928 mSDsluCounter, 7031 mSDsCounter, 0 mSdLazyCounter, 4668 mSolverCounterSat, 1536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5280 SdHoareTripleChecker+Valid, 12363 SdHoareTripleChecker+Invalid, 6204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1536 IncrementalHoareTripleChecker+Valid, 4668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:13:35,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5280 Valid, 12363 Invalid, 6204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1536 Valid, 4668 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-12-13 13:13:35,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8459 states. [2022-12-13 13:13:35,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8459 to 7542. [2022-12-13 13:13:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7542 states, 5788 states have (on average 1.4972356599861782) internal successors, (8666), 6018 states have internal predecessors, (8666), 1423 states have call successors, (1423), 333 states have call predecessors, (1423), 330 states have return successors, (1422), 1324 states have call predecessors, (1422), 1420 states have call successors, (1422) [2022-12-13 13:13:35,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7542 states to 7542 states and 11511 transitions. [2022-12-13 13:13:35,714 INFO L78 Accepts]: Start accepts. Automaton has 7542 states and 11511 transitions. Word has length 66 [2022-12-13 13:13:35,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:13:35,715 INFO L495 AbstractCegarLoop]: Abstraction has 7542 states and 11511 transitions. [2022-12-13 13:13:35,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:13:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 7542 states and 11511 transitions. [2022-12-13 13:13:35,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-13 13:13:35,720 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:13:35,720 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:13:35,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 13:13:35,720 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:13:35,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:13:35,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1353070372, now seen corresponding path program 1 times [2022-12-13 13:13:35,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:13:35,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575653123] [2022-12-13 13:13:35,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:35,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:13:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:13:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:13:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:13:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:13:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:13:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:13:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:13:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 13:13:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 13:13:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 13:13:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 13:13:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 13:13:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-12-13 13:13:36,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:13:36,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575653123] [2022-12-13 13:13:36,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575653123] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:13:36,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:13:36,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:13:36,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717620288] [2022-12-13 13:13:36,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:13:36,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:13:36,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:13:36,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:13:36,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:13:36,119 INFO L87 Difference]: Start difference. First operand 7542 states and 11511 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 13:13:51,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:13:54,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:13:54,796 INFO L93 Difference]: Finished difference Result 20137 states and 30882 transitions. [2022-12-13 13:13:54,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 13:13:54,797 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 110 [2022-12-13 13:13:54,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:13:54,834 INFO L225 Difference]: With dead ends: 20137 [2022-12-13 13:13:54,834 INFO L226 Difference]: Without dead ends: 12621 [2022-12-13 13:13:54,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:13:54,850 INFO L413 NwaCegarLoop]: 3029 mSDtfsCounter, 9864 mSDsluCounter, 5888 mSDsCounter, 0 mSdLazyCounter, 11117 mSolverCounterSat, 4029 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10343 SdHoareTripleChecker+Valid, 8917 SdHoareTripleChecker+Invalid, 15146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4029 IncrementalHoareTripleChecker+Valid, 11117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:13:54,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10343 Valid, 8917 Invalid, 15146 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4029 Valid, 11117 Invalid, 0 Unknown, 0 Unchecked, 18.0s Time] [2022-12-13 13:13:54,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12621 states. [2022-12-13 13:13:55,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12621 to 11132. [2022-12-13 13:13:55,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11132 states, 8480 states have (on average 1.4850235849056603) internal successors, (12593), 8838 states have internal predecessors, (12593), 2133 states have call successors, (2133), 521 states have call predecessors, (2133), 518 states have return successors, (2134), 1976 states have call predecessors, (2134), 2130 states have call successors, (2134) [2022-12-13 13:13:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11132 states to 11132 states and 16860 transitions. [2022-12-13 13:13:55,242 INFO L78 Accepts]: Start accepts. Automaton has 11132 states and 16860 transitions. Word has length 110 [2022-12-13 13:13:55,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:13:55,242 INFO L495 AbstractCegarLoop]: Abstraction has 11132 states and 16860 transitions. [2022-12-13 13:13:55,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 13:13:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 11132 states and 16860 transitions. [2022-12-13 13:13:55,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 13:13:55,250 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:13:55,250 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:13:55,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 13:13:55,251 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:13:55,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:13:55,251 INFO L85 PathProgramCache]: Analyzing trace with hash -2143593626, now seen corresponding path program 1 times [2022-12-13 13:13:55,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:13:55,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216701440] [2022-12-13 13:13:55,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:55,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:13:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:13:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:13:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:13:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:13:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:13:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:13:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:13:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 13:13:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 13:13:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 13:13:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 13:13:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 13:13:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:56,412 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-13 13:13:56,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:13:56,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216701440] [2022-12-13 13:13:56,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216701440] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:13:56,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535640536] [2022-12-13 13:13:56,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:56,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:13:56,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:13:56,414 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:13:56,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 13:13:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:57,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 4468 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 13:13:57,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:13:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 13:13:57,668 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:13:57,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535640536] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:13:57,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 13:13:57,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-12-13 13:13:57,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140955454] [2022-12-13 13:13:57,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:13:57,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:13:57,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:13:57,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:13:57,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-12-13 13:13:57,670 INFO L87 Difference]: Start difference. First operand 11132 states and 16860 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 13:13:58,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:13:58,559 INFO L93 Difference]: Finished difference Result 22268 states and 33726 transitions. [2022-12-13 13:13:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:13:58,560 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 112 [2022-12-13 13:13:58,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:13:58,592 INFO L225 Difference]: With dead ends: 22268 [2022-12-13 13:13:58,592 INFO L226 Difference]: Without dead ends: 11135 [2022-12-13 13:13:58,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-12-13 13:13:58,619 INFO L413 NwaCegarLoop]: 5913 mSDtfsCounter, 23 mSDsluCounter, 23646 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 29559 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 13:13:58,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 29559 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 13:13:58,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11135 states. [2022-12-13 13:13:59,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11135 to 11119. [2022-12-13 13:13:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11119 states, 8473 states have (on average 1.48471615720524) internal successors, (12580), 8828 states have internal predecessors, (12580), 2130 states have call successors, (2130), 518 states have call predecessors, (2130), 515 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-12-13 13:13:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11119 states to 11119 states and 16841 transitions. [2022-12-13 13:13:59,056 INFO L78 Accepts]: Start accepts. Automaton has 11119 states and 16841 transitions. Word has length 112 [2022-12-13 13:13:59,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:13:59,056 INFO L495 AbstractCegarLoop]: Abstraction has 11119 states and 16841 transitions. [2022-12-13 13:13:59,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 13:13:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11119 states and 16841 transitions. [2022-12-13 13:13:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-13 13:13:59,061 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:13:59,061 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:13:59,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:13:59,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:13:59,262 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:13:59,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:13:59,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1289322580, now seen corresponding path program 1 times [2022-12-13 13:13:59,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:13:59,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321473322] [2022-12-13 13:13:59,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:13:59,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:13:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:13:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:13:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:13:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:13:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:13:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:13:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:13:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:13:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 13:13:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 13:13:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:13:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 13:13:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 13:13:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:13:59,606 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-13 13:13:59,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:13:59,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321473322] [2022-12-13 13:13:59,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321473322] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:13:59,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:13:59,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:13:59,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428202826] [2022-12-13 13:13:59,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:13:59,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:13:59,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:13:59,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:13:59,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:13:59,608 INFO L87 Difference]: Start difference. First operand 11119 states and 16841 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:14:13,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:14:17,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:14:17,051 INFO L93 Difference]: Finished difference Result 23835 states and 36410 transitions. [2022-12-13 13:14:17,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:14:17,051 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2022-12-13 13:14:17,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:14:17,087 INFO L225 Difference]: With dead ends: 23835 [2022-12-13 13:14:17,087 INFO L226 Difference]: Without dead ends: 12742 [2022-12-13 13:14:17,106 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 13:14:17,107 INFO L413 NwaCegarLoop]: 2909 mSDtfsCounter, 7998 mSDsluCounter, 5631 mSDsCounter, 0 mSdLazyCounter, 12789 mSolverCounterSat, 2571 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8290 SdHoareTripleChecker+Valid, 8540 SdHoareTripleChecker+Invalid, 15361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2571 IncrementalHoareTripleChecker+Valid, 12789 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-12-13 13:14:17,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8290 Valid, 8540 Invalid, 15361 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2571 Valid, 12789 Invalid, 1 Unknown, 0 Unchecked, 16.7s Time] [2022-12-13 13:14:17,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12742 states. [2022-12-13 13:14:17,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12742 to 11119. [2022-12-13 13:14:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11119 states, 8473 states have (on average 1.4840080254927417) internal successors, (12574), 8828 states have internal predecessors, (12574), 2130 states have call successors, (2130), 518 states have call predecessors, (2130), 515 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-12-13 13:14:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11119 states to 11119 states and 16835 transitions. [2022-12-13 13:14:17,487 INFO L78 Accepts]: Start accepts. Automaton has 11119 states and 16835 transitions. Word has length 117 [2022-12-13 13:14:17,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:14:17,487 INFO L495 AbstractCegarLoop]: Abstraction has 11119 states and 16835 transitions. [2022-12-13 13:14:17,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:14:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 11119 states and 16835 transitions. [2022-12-13 13:14:17,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-13 13:14:17,492 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:14:17,492 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:14:17,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 13:14:17,492 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:14:17,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:14:17,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1371691536, now seen corresponding path program 1 times [2022-12-13 13:14:17,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:14:17,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71878056] [2022-12-13 13:14:17,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:14:17,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:14:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:14:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:14:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:14:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:14:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:14:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:14:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:14:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:14:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:14:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 13:14:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 13:14:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 13:14:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 13:14:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-13 13:14:17,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:14:17,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71878056] [2022-12-13 13:14:17,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71878056] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:14:17,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:14:17,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:14:17,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949161202] [2022-12-13 13:14:17,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:14:17,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:14:17,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:14:17,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:14:17,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:14:17,880 INFO L87 Difference]: Start difference. First operand 11119 states and 16835 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:14:27,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:14:29,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:14:31,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:14:31,538 INFO L93 Difference]: Finished difference Result 23692 states and 36150 transitions. [2022-12-13 13:14:31,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:14:31,538 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2022-12-13 13:14:31,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:14:31,570 INFO L225 Difference]: With dead ends: 23692 [2022-12-13 13:14:31,570 INFO L226 Difference]: Without dead ends: 12599 [2022-12-13 13:14:31,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 13:14:31,588 INFO L413 NwaCegarLoop]: 2681 mSDtfsCounter, 9403 mSDsluCounter, 3644 mSDsCounter, 0 mSdLazyCounter, 5813 mSolverCounterSat, 3455 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9803 SdHoareTripleChecker+Valid, 6325 SdHoareTripleChecker+Invalid, 9268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3455 IncrementalHoareTripleChecker+Valid, 5813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:14:31,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9803 Valid, 6325 Invalid, 9268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3455 Valid, 5813 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2022-12-13 13:14:31,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12599 states. [2022-12-13 13:14:31,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12599 to 11119. [2022-12-13 13:14:31,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11119 states, 8473 states have (on average 1.483299893780243) internal successors, (12568), 8828 states have internal predecessors, (12568), 2130 states have call successors, (2130), 518 states have call predecessors, (2130), 515 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-12-13 13:14:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11119 states to 11119 states and 16829 transitions. [2022-12-13 13:14:31,986 INFO L78 Accepts]: Start accepts. Automaton has 11119 states and 16829 transitions. Word has length 120 [2022-12-13 13:14:31,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:14:31,987 INFO L495 AbstractCegarLoop]: Abstraction has 11119 states and 16829 transitions. [2022-12-13 13:14:31,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:14:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 11119 states and 16829 transitions. [2022-12-13 13:14:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-13 13:14:31,991 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:14:31,991 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:14:31,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 13:14:31,991 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:14:31,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:14:31,991 INFO L85 PathProgramCache]: Analyzing trace with hash 15093874, now seen corresponding path program 1 times [2022-12-13 13:14:31,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:14:31,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088403476] [2022-12-13 13:14:31,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:14:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:14:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:14:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:14:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:14:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:14:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:14:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:14:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:14:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:14:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:14:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 13:14:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 13:14:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 13:14:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 13:14:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:32,850 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-13 13:14:32,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:14:32,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088403476] [2022-12-13 13:14:32,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088403476] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:14:32,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153852900] [2022-12-13 13:14:32,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:14:32,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:14:32,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:14:32,851 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:14:32,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 13:14:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:33,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 4500 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 13:14:33,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:14:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-12-13 13:14:33,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:14:33,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153852900] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:14:33,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 13:14:33,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-12-13 13:14:33,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093933641] [2022-12-13 13:14:33,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:14:33,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:14:33,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:14:33,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:14:33,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-12-13 13:14:33,822 INFO L87 Difference]: Start difference. First operand 11119 states and 16829 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:14:34,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:14:34,666 INFO L93 Difference]: Finished difference Result 22211 states and 33625 transitions. [2022-12-13 13:14:34,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:14:34,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2022-12-13 13:14:34,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:14:34,701 INFO L225 Difference]: With dead ends: 22211 [2022-12-13 13:14:34,701 INFO L226 Difference]: Without dead ends: 11118 [2022-12-13 13:14:34,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-12-13 13:14:34,721 INFO L413 NwaCegarLoop]: 7273 mSDtfsCounter, 5816 mSDsluCounter, 2458 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5816 SdHoareTripleChecker+Valid, 9731 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 13:14:34,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5816 Valid, 9731 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 13:14:34,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11118 states. [2022-12-13 13:14:35,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11118 to 11109. [2022-12-13 13:14:35,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11109 states, 8468 states have (on average 1.483112895606991) internal successors, (12559), 8820 states have internal predecessors, (12559), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-12-13 13:14:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11109 states to 11109 states and 16803 transitions. [2022-12-13 13:14:35,158 INFO L78 Accepts]: Start accepts. Automaton has 11109 states and 16803 transitions. Word has length 120 [2022-12-13 13:14:35,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:14:35,158 INFO L495 AbstractCegarLoop]: Abstraction has 11109 states and 16803 transitions. [2022-12-13 13:14:35,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:14:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 11109 states and 16803 transitions. [2022-12-13 13:14:35,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-13 13:14:35,171 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:14:35,171 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:14:35,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 13:14:35,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-12-13 13:14:35,373 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:14:35,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:14:35,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1597862306, now seen corresponding path program 1 times [2022-12-13 13:14:35,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:14:35,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464508489] [2022-12-13 13:14:35,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:14:35,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:14:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:14:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:14:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:14:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:14:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:14:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:14:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:14:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:14:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:14:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 13:14:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:14:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 13:14:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 13:14:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 13:14:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 13:14:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:14:35,707 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-12-13 13:14:35,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:14:35,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464508489] [2022-12-13 13:14:35,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464508489] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:14:35,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:14:35,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:14:35,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705558583] [2022-12-13 13:14:35,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:14:35,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:14:35,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:14:35,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:14:35,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:14:35,708 INFO L87 Difference]: Start difference. First operand 11109 states and 16803 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:14:57,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:14:59,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:01,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:04,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:06,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:07,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:13,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:15:13,314 INFO L93 Difference]: Finished difference Result 28353 states and 43211 transitions. [2022-12-13 13:15:13,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 13:15:13,315 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 160 [2022-12-13 13:15:13,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:15:13,359 INFO L225 Difference]: With dead ends: 28353 [2022-12-13 13:15:13,360 INFO L226 Difference]: Without dead ends: 17270 [2022-12-13 13:15:13,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-12-13 13:15:13,378 INFO L413 NwaCegarLoop]: 3895 mSDtfsCounter, 8149 mSDsluCounter, 10853 mSDsCounter, 0 mSdLazyCounter, 20289 mSolverCounterSat, 3673 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8571 SdHoareTripleChecker+Valid, 14748 SdHoareTripleChecker+Invalid, 23962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3673 IncrementalHoareTripleChecker+Valid, 20289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.5s IncrementalHoareTripleChecker+Time [2022-12-13 13:15:13,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8571 Valid, 14748 Invalid, 23962 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3673 Valid, 20289 Invalid, 0 Unknown, 0 Unchecked, 36.5s Time] [2022-12-13 13:15:13,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17270 states. [2022-12-13 13:15:13,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17270 to 11111. [2022-12-13 13:15:13,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11111 states, 8470 states have (on average 1.4828807556080283) internal successors, (12560), 8822 states have internal predecessors, (12560), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-12-13 13:15:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11111 states to 11111 states and 16804 transitions. [2022-12-13 13:15:13,854 INFO L78 Accepts]: Start accepts. Automaton has 11111 states and 16804 transitions. Word has length 160 [2022-12-13 13:15:13,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:15:13,854 INFO L495 AbstractCegarLoop]: Abstraction has 11111 states and 16804 transitions. [2022-12-13 13:15:13,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:15:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 11111 states and 16804 transitions. [2022-12-13 13:15:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-13 13:15:13,868 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:15:13,868 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:15:13,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 13:15:13,868 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:15:13,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:15:13,868 INFO L85 PathProgramCache]: Analyzing trace with hash 679035205, now seen corresponding path program 1 times [2022-12-13 13:15:13,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:15:13,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919807775] [2022-12-13 13:15:13,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:15:13,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:15:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:15:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:15:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:15:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:15:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:15:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:15:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:15:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:15:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:15:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 13:15:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:15:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 13:15:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 13:15:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 13:15:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 13:15:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 13:15:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 13:15:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 13:15:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 13:15:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:14,118 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-12-13 13:15:14,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:15:14,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919807775] [2022-12-13 13:15:14,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919807775] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:15:14,118 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:15:14,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:15:14,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542815266] [2022-12-13 13:15:14,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:15:14,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:15:14,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:15:14,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:15:14,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:15:14,119 INFO L87 Difference]: Start difference. First operand 11111 states and 16804 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:15:26,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:29,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:15:29,978 INFO L93 Difference]: Finished difference Result 23681 states and 36090 transitions. [2022-12-13 13:15:29,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:15:29,978 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 189 [2022-12-13 13:15:29,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:15:30,021 INFO L225 Difference]: With dead ends: 23681 [2022-12-13 13:15:30,021 INFO L226 Difference]: Without dead ends: 12596 [2022-12-13 13:15:30,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:15:30,046 INFO L413 NwaCegarLoop]: 2686 mSDtfsCounter, 4574 mSDsluCounter, 5996 mSDsCounter, 0 mSdLazyCounter, 9523 mSolverCounterSat, 1881 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4866 SdHoareTripleChecker+Valid, 8682 SdHoareTripleChecker+Invalid, 11405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1881 IncrementalHoareTripleChecker+Valid, 9523 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:15:30,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4866 Valid, 8682 Invalid, 11405 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1881 Valid, 9523 Invalid, 1 Unknown, 0 Unchecked, 15.2s Time] [2022-12-13 13:15:30,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12596 states. [2022-12-13 13:15:30,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12596 to 11112. [2022-12-13 13:15:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11112 states, 8471 states have (on average 1.482823751623185) internal successors, (12561), 8823 states have internal predecessors, (12561), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-12-13 13:15:30,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11112 states to 11112 states and 16805 transitions. [2022-12-13 13:15:30,537 INFO L78 Accepts]: Start accepts. Automaton has 11112 states and 16805 transitions. Word has length 189 [2022-12-13 13:15:30,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:15:30,537 INFO L495 AbstractCegarLoop]: Abstraction has 11112 states and 16805 transitions. [2022-12-13 13:15:30,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:15:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 11112 states and 16805 transitions. [2022-12-13 13:15:30,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-13 13:15:30,572 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:15:30,572 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:15:30,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 13:15:30,572 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:15:30,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:15:30,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2056517120, now seen corresponding path program 1 times [2022-12-13 13:15:30,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:15:30,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218486] [2022-12-13 13:15:30,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:15:30,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:15:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:15:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:15:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:15:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:15:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:15:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:15:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:15:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:15:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:15:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 13:15:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:15:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 13:15:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 13:15:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 13:15:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 13:15:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 13:15:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 13:15:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-12-13 13:15:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 13:15:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:30,900 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-12-13 13:15:30,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:15:30,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218486] [2022-12-13 13:15:30,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218486] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:15:30,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:15:30,900 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:15:30,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463302495] [2022-12-13 13:15:30,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:15:30,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:15:30,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:15:30,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:15:30,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:15:30,901 INFO L87 Difference]: Start difference. First operand 11112 states and 16805 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:15:43,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:15:53,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:15:53,475 INFO L93 Difference]: Finished difference Result 22458 states and 34221 transitions. [2022-12-13 13:15:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 13:15:53,476 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 191 [2022-12-13 13:15:53,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:15:53,503 INFO L225 Difference]: With dead ends: 22458 [2022-12-13 13:15:53,503 INFO L226 Difference]: Without dead ends: 11372 [2022-12-13 13:15:53,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:15:53,519 INFO L413 NwaCegarLoop]: 3331 mSDtfsCounter, 8857 mSDsluCounter, 5541 mSDsCounter, 0 mSdLazyCounter, 12462 mSolverCounterSat, 3740 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9408 SdHoareTripleChecker+Valid, 8872 SdHoareTripleChecker+Invalid, 16203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3740 IncrementalHoareTripleChecker+Valid, 12462 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2022-12-13 13:15:53,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9408 Valid, 8872 Invalid, 16203 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3740 Valid, 12462 Invalid, 1 Unknown, 0 Unchecked, 21.7s Time] [2022-12-13 13:15:53,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11372 states. [2022-12-13 13:15:53,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11372 to 10035. [2022-12-13 13:15:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10035 states, 7638 states have (on average 1.4782665619272062) internal successors, (11291), 7953 states have internal predecessors, (11291), 1941 states have call successors, (1941), 459 states have call predecessors, (1941), 455 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-12-13 13:15:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10035 states to 10035 states and 15163 transitions. [2022-12-13 13:15:53,950 INFO L78 Accepts]: Start accepts. Automaton has 10035 states and 15163 transitions. Word has length 191 [2022-12-13 13:15:53,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:15:53,950 INFO L495 AbstractCegarLoop]: Abstraction has 10035 states and 15163 transitions. [2022-12-13 13:15:53,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:15:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 10035 states and 15163 transitions. [2022-12-13 13:15:53,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-13 13:15:53,965 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:15:53,965 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:15:53,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 13:15:53,965 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:15:53,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:15:53,965 INFO L85 PathProgramCache]: Analyzing trace with hash 927933545, now seen corresponding path program 1 times [2022-12-13 13:15:53,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:15:53,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135841306] [2022-12-13 13:15:53,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:15:53,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:15:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:15:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:15:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:15:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:15:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:15:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:15:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:15:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:15:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:15:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 13:15:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 13:15:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 13:15:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 13:15:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 13:15:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 13:15:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 13:15:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 13:15:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-12-13 13:15:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 13:15:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:15:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-12-13 13:15:54,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:15:54,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135841306] [2022-12-13 13:15:54,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135841306] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:15:54,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:15:54,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:15:54,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524558995] [2022-12-13 13:15:54,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:15:54,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:15:54,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:15:54,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:15:54,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:15:54,389 INFO L87 Difference]: Start difference. First operand 10035 states and 15163 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:16:04,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:16:06,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:16:08,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:16:11,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:16:11,812 INFO L93 Difference]: Finished difference Result 21398 states and 32588 transitions. [2022-12-13 13:16:11,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:16:11,812 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 190 [2022-12-13 13:16:11,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:16:11,845 INFO L225 Difference]: With dead ends: 21398 [2022-12-13 13:16:11,845 INFO L226 Difference]: Without dead ends: 11389 [2022-12-13 13:16:11,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:16:11,867 INFO L413 NwaCegarLoop]: 2679 mSDtfsCounter, 4583 mSDsluCounter, 5978 mSDsCounter, 0 mSdLazyCounter, 9554 mSolverCounterSat, 1877 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4875 SdHoareTripleChecker+Valid, 8657 SdHoareTripleChecker+Invalid, 11431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1877 IncrementalHoareTripleChecker+Valid, 9554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-12-13 13:16:11,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4875 Valid, 8657 Invalid, 11431 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1877 Valid, 9554 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2022-12-13 13:16:11,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11389 states. [2022-12-13 13:16:12,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11389 to 10040. [2022-12-13 13:16:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10040 states, 7643 states have (on average 1.477953683108727) internal successors, (11296), 7958 states have internal predecessors, (11296), 1941 states have call successors, (1941), 459 states have call predecessors, (1941), 455 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-12-13 13:16:12,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10040 states to 10040 states and 15168 transitions. [2022-12-13 13:16:12,380 INFO L78 Accepts]: Start accepts. Automaton has 10040 states and 15168 transitions. Word has length 190 [2022-12-13 13:16:12,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:16:12,380 INFO L495 AbstractCegarLoop]: Abstraction has 10040 states and 15168 transitions. [2022-12-13 13:16:12,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:16:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 10040 states and 15168 transitions. [2022-12-13 13:16:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-12-13 13:16:12,392 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:16:12,392 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:16:12,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 13:16:12,392 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:16:12,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:16:12,393 INFO L85 PathProgramCache]: Analyzing trace with hash -473098110, now seen corresponding path program 1 times [2022-12-13 13:16:12,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:16:12,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053337111] [2022-12-13 13:16:12,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:16:12,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:16:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:16:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:16:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:16:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:16:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:16:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:16:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:16:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:16:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 13:16:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 13:16:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 13:16:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 13:16:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 13:16:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 13:16:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 13:16:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 13:16:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 13:16:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 13:16:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 13:16:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-12-13 13:16:12,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:16:12,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053337111] [2022-12-13 13:16:12,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053337111] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:16:12,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179604095] [2022-12-13 13:16:12,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:16:12,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:16:12,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:16:12,870 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:16:12,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 13:16:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:13,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 4680 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 13:16:13,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:16:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-12-13 13:16:13,981 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:16:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-12-13 13:16:14,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179604095] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:16:14,053 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 13:16:14,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2022-12-13 13:16:14,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815053089] [2022-12-13 13:16:14,053 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 13:16:14,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 13:16:14,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:16:14,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 13:16:14,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:16:14,054 INFO L87 Difference]: Start difference. First operand 10040 states and 15168 transitions. Second operand has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 7 states have internal predecessors, (138), 2 states have call successors, (43), 4 states have call predecessors, (43), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-13 13:16:29,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:16:30,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:16:36,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:16:36,011 INFO L93 Difference]: Finished difference Result 21438 states and 32638 transitions. [2022-12-13 13:16:36,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 13:16:36,012 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 7 states have internal predecessors, (138), 2 states have call successors, (43), 4 states have call predecessors, (43), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 194 [2022-12-13 13:16:36,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:16:36,042 INFO L225 Difference]: With dead ends: 21438 [2022-12-13 13:16:36,042 INFO L226 Difference]: Without dead ends: 11424 [2022-12-13 13:16:36,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-13 13:16:36,075 INFO L413 NwaCegarLoop]: 2682 mSDtfsCounter, 4629 mSDsluCounter, 8337 mSDsCounter, 0 mSdLazyCounter, 13186 mSolverCounterSat, 1898 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4922 SdHoareTripleChecker+Valid, 11019 SdHoareTripleChecker+Invalid, 15085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1898 IncrementalHoareTripleChecker+Valid, 13186 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:16:36,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4922 Valid, 11019 Invalid, 15085 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1898 Valid, 13186 Invalid, 1 Unknown, 0 Unchecked, 21.1s Time] [2022-12-13 13:16:36,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11424 states. [2022-12-13 13:16:36,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11424 to 10075. [2022-12-13 13:16:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10075 states, 7678 states have (on average 1.4770773638968482) internal successors, (11341), 7993 states have internal predecessors, (11341), 1941 states have call successors, (1941), 459 states have call predecessors, (1941), 455 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-12-13 13:16:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10075 states to 10075 states and 15213 transitions. [2022-12-13 13:16:36,520 INFO L78 Accepts]: Start accepts. Automaton has 10075 states and 15213 transitions. Word has length 194 [2022-12-13 13:16:36,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:16:36,520 INFO L495 AbstractCegarLoop]: Abstraction has 10075 states and 15213 transitions. [2022-12-13 13:16:36,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 7 states have internal predecessors, (138), 2 states have call successors, (43), 4 states have call predecessors, (43), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-13 13:16:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 10075 states and 15213 transitions. [2022-12-13 13:16:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-13 13:16:36,532 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:16:36,532 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:16:36,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 13:16:36,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:16:36,734 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:16:36,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:16:36,735 INFO L85 PathProgramCache]: Analyzing trace with hash 2039568411, now seen corresponding path program 2 times [2022-12-13 13:16:36,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:16:36,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701952897] [2022-12-13 13:16:36,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:16:36,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:16:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:16:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:16:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:16:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:16:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:16:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:16:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:16:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:16:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 13:16:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 13:16:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 13:16:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 13:16:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 13:16:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 13:16:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 13:16:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 13:16:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 13:16:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 13:16:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:40,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 13:16:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:16:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-12-13 13:16:40,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:16:40,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701952897] [2022-12-13 13:16:40,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701952897] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:16:40,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:16:40,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 13:16:40,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615059756] [2022-12-13 13:16:40,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:16:40,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 13:16:40,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:16:40,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 13:16:40,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:16:40,011 INFO L87 Difference]: Start difference. First operand 10075 states and 15213 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:17:00,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:17:10,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:17:10,134 INFO L93 Difference]: Finished difference Result 29663 states and 45486 transitions. [2022-12-13 13:17:10,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 13:17:10,134 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 198 [2022-12-13 13:17:10,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:17:10,202 INFO L225 Difference]: With dead ends: 29663 [2022-12-13 13:17:10,202 INFO L226 Difference]: Without dead ends: 19614 [2022-12-13 13:17:10,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-12-13 13:17:10,224 INFO L413 NwaCegarLoop]: 2975 mSDtfsCounter, 11019 mSDsluCounter, 9510 mSDsCounter, 0 mSdLazyCounter, 20494 mSolverCounterSat, 4137 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11486 SdHoareTripleChecker+Valid, 12485 SdHoareTripleChecker+Invalid, 24632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4137 IncrementalHoareTripleChecker+Valid, 20494 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.5s IncrementalHoareTripleChecker+Time [2022-12-13 13:17:10,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11486 Valid, 12485 Invalid, 24632 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4137 Valid, 20494 Invalid, 1 Unknown, 0 Unchecked, 28.5s Time] [2022-12-13 13:17:10,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19614 states. [2022-12-13 13:17:11,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19614 to 18676. [2022-12-13 13:17:11,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18676 states, 14318 states have (on average 1.4851236206174048) internal successors, (21264), 14972 states have internal predecessors, (21264), 3393 states have call successors, (3393), 854 states have call predecessors, (3393), 964 states have return successors, (4201), 3125 states have call predecessors, (4201), 3381 states have call successors, (4201) [2022-12-13 13:17:11,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18676 states to 18676 states and 28858 transitions. [2022-12-13 13:17:11,653 INFO L78 Accepts]: Start accepts. Automaton has 18676 states and 28858 transitions. Word has length 198 [2022-12-13 13:17:11,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:17:11,653 INFO L495 AbstractCegarLoop]: Abstraction has 18676 states and 28858 transitions. [2022-12-13 13:17:11,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:17:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 18676 states and 28858 transitions. [2022-12-13 13:17:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-12-13 13:17:11,677 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:17:11,677 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:17:11,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 13:17:11,678 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:17:11,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:17:11,678 INFO L85 PathProgramCache]: Analyzing trace with hash 23965908, now seen corresponding path program 1 times [2022-12-13 13:17:11,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:17:11,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547619005] [2022-12-13 13:17:11,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:17:11,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:17:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:17:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:17:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:17:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:17:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:17:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:17:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:17:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:17:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 13:17:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 13:17:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 13:17:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 13:17:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 13:17:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 13:17:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 13:17:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 13:17:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 13:17:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 13:17:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 13:17:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-12-13 13:17:14,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:17:14,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547619005] [2022-12-13 13:17:14,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547619005] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:17:14,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621897163] [2022-12-13 13:17:14,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:17:14,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:17:14,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:17:14,650 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:17:14,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 13:17:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:17:15,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 4697 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-13 13:17:15,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:17:15,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:15,838 INFO L217 Elim1Store]: Index analysis took 128 ms [2022-12-13 13:17:16,094 INFO L321 Elim1Store]: treesize reduction 262, result has 16.8 percent of original size [2022-12-13 13:17:16,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 176 treesize of output 210 [2022-12-13 13:17:16,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:16,246 INFO L321 Elim1Store]: treesize reduction 238, result has 15.0 percent of original size [2022-12-13 13:17:16,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 78 [2022-12-13 13:17:19,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:19,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2022-12-13 13:17:19,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:19,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:17:19,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2022-12-13 13:17:19,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-12-13 13:17:19,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2022-12-13 13:17:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-12-13 13:17:19,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:17:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-12-13 13:17:19,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621897163] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:17:19,409 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 13:17:19,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 8] total 18 [2022-12-13 13:17:19,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943638305] [2022-12-13 13:17:19,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 13:17:19,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-12-13 13:17:19,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:17:19,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-12-13 13:17:19,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-12-13 13:17:19,411 INFO L87 Difference]: Start difference. First operand 18676 states and 28858 transitions. Second operand has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 16 states have internal predecessors, (210), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2022-12-13 13:18:13,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:19:17,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:19:17,126 INFO L93 Difference]: Finished difference Result 53296 states and 82604 transitions. [2022-12-13 13:19:17,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-12-13 13:19:17,127 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 16 states have internal predecessors, (210), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) Word has length 200 [2022-12-13 13:19:17,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:19:17,222 INFO L225 Difference]: With dead ends: 53296 [2022-12-13 13:19:17,222 INFO L226 Difference]: Without dead ends: 34646 [2022-12-13 13:19:17,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=212, Invalid=978, Unknown=0, NotChecked=0, Total=1190 [2022-12-13 13:19:17,261 INFO L413 NwaCegarLoop]: 4592 mSDtfsCounter, 22504 mSDsluCounter, 32271 mSDsCounter, 0 mSdLazyCounter, 72876 mSolverCounterSat, 8004 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 101.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23326 SdHoareTripleChecker+Valid, 36863 SdHoareTripleChecker+Invalid, 80881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 8004 IncrementalHoareTripleChecker+Valid, 72876 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 113.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:19:17,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23326 Valid, 36863 Invalid, 80881 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [8004 Valid, 72876 Invalid, 1 Unknown, 0 Unchecked, 113.0s Time] [2022-12-13 13:19:17,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34646 states. [2022-12-13 13:19:19,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34646 to 32799. [2022-12-13 13:19:19,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32799 states, 25205 states have (on average 1.4903788930767705) internal successors, (37565), 26377 states have internal predecessors, (37565), 5909 states have call successors, (5909), 1558 states have call predecessors, (5909), 1684 states have return successors, (7529), 5313 states have call predecessors, (7529), 5893 states have call successors, (7529) [2022-12-13 13:19:19,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32799 states to 32799 states and 51003 transitions. [2022-12-13 13:19:19,719 INFO L78 Accepts]: Start accepts. Automaton has 32799 states and 51003 transitions. Word has length 200 [2022-12-13 13:19:19,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:19:19,720 INFO L495 AbstractCegarLoop]: Abstraction has 32799 states and 51003 transitions. [2022-12-13 13:19:19,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 16 states have internal predecessors, (210), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2022-12-13 13:19:19,720 INFO L276 IsEmpty]: Start isEmpty. Operand 32799 states and 51003 transitions. [2022-12-13 13:19:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-12-13 13:19:19,747 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:19:19,747 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:19:19,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 13:19:19,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:19:19,950 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:19:19,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:19:19,951 INFO L85 PathProgramCache]: Analyzing trace with hash 2071495053, now seen corresponding path program 1 times [2022-12-13 13:19:19,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:19:19,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825447284] [2022-12-13 13:19:19,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:19:19,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:19:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:19:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:19:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 13:19:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:19:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 13:19:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 13:19:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:19:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:19:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 13:19:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 13:19:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 13:19:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 13:19:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 13:19:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 13:19:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 13:19:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 13:19:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 13:19:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 13:19:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-12-13 13:19:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:19:28,805 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-12-13 13:19:28,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:19:28,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825447284] [2022-12-13 13:19:28,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825447284] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:19:28,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:19:28,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 13:19:28,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391492545] [2022-12-13 13:19:28,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:19:28,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 13:19:28,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:19:28,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 13:19:28,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:19:28,806 INFO L87 Difference]: Start difference. First operand 32799 states and 51003 transitions. Second operand has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:19:54,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:19:55,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:19:56,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:19:58,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:20:00,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:20:02,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:20:37,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:20:37,586 INFO L93 Difference]: Finished difference Result 72608 states and 114133 transitions. [2022-12-13 13:20:37,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 13:20:37,588 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 202 [2022-12-13 13:20:37,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:20:37,718 INFO L225 Difference]: With dead ends: 72608 [2022-12-13 13:20:37,718 INFO L226 Difference]: Without dead ends: 42688 [2022-12-13 13:20:37,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2022-12-13 13:20:37,782 INFO L413 NwaCegarLoop]: 5729 mSDtfsCounter, 19251 mSDsluCounter, 24635 mSDsCounter, 0 mSdLazyCounter, 33881 mSolverCounterSat, 5991 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19985 SdHoareTripleChecker+Valid, 30364 SdHoareTripleChecker+Invalid, 39874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5991 IncrementalHoareTripleChecker+Valid, 33881 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.7s IncrementalHoareTripleChecker+Time [2022-12-13 13:20:37,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19985 Valid, 30364 Invalid, 39874 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5991 Valid, 33881 Invalid, 2 Unknown, 0 Unchecked, 63.7s Time] [2022-12-13 13:20:37,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42688 states. [2022-12-13 13:20:40,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42688 to 32809. [2022-12-13 13:20:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32809 states, 25215 states have (on average 1.4902637319056118) internal successors, (37577), 26387 states have internal predecessors, (37577), 5909 states have call successors, (5909), 1558 states have call predecessors, (5909), 1684 states have return successors, (7529), 5313 states have call predecessors, (7529), 5893 states have call successors, (7529) [2022-12-13 13:20:40,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32809 states to 32809 states and 51015 transitions. [2022-12-13 13:20:40,673 INFO L78 Accepts]: Start accepts. Automaton has 32809 states and 51015 transitions. Word has length 202 [2022-12-13 13:20:40,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:20:40,673 INFO L495 AbstractCegarLoop]: Abstraction has 32809 states and 51015 transitions. [2022-12-13 13:20:40,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:20:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 32809 states and 51015 transitions. [2022-12-13 13:20:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-12-13 13:20:40,702 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:20:40,703 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:20:40,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 13:20:40,703 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:20:40,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:20:40,703 INFO L85 PathProgramCache]: Analyzing trace with hash 928992587, now seen corresponding path program 1 times [2022-12-13 13:20:40,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:20:40,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31857936] [2022-12-13 13:20:40,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:20:40,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:20:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:20:42,615 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:20:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:20:44,310 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:20:44,310 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 13:20:44,311 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 13:20:44,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 13:20:44,314 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:20:44,316 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:20:44,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:20:44 BoogieIcfgContainer [2022-12-13 13:20:44,684 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:20:44,684 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:20:44,684 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:20:44,684 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:20:44,685 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:12:56" (3/4) ... [2022-12-13 13:20:44,687 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 13:20:44,687 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:20:44,687 INFO L158 Benchmark]: Toolchain (without parser) took 481169.12ms. Allocated memory was 121.6MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 68.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2022-12-13 13:20:44,688 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 121.6MB. Free memory was 86.5MB in the beginning and 86.5MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:20:44,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2692.38ms. Allocated memory was 121.6MB in the beginning and 192.9MB in the end (delta: 71.3MB). Free memory was 68.8MB in the beginning and 82.9MB in the end (delta: -14.1MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2022-12-13 13:20:44,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 289.09ms. Allocated memory is still 192.9MB. Free memory was 82.9MB in the beginning and 65.0MB in the end (delta: 17.9MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2022-12-13 13:20:44,688 INFO L158 Benchmark]: Boogie Preprocessor took 387.01ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 65.0MB in the beginning and 93.7MB in the end (delta: -28.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-12-13 13:20:44,689 INFO L158 Benchmark]: RCFGBuilder took 9171.57ms. Allocated memory was 232.8MB in the beginning and 461.4MB in the end (delta: 228.6MB). Free memory was 93.7MB in the beginning and 269.4MB in the end (delta: -175.7MB). Peak memory consumption was 219.2MB. Max. memory is 16.1GB. [2022-12-13 13:20:44,689 INFO L158 Benchmark]: TraceAbstraction took 468618.85ms. Allocated memory was 461.4MB in the beginning and 3.4GB in the end (delta: 2.9GB). Free memory was 268.4MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2022-12-13 13:20:44,689 INFO L158 Benchmark]: Witness Printer took 2.90ms. Allocated memory is still 3.4GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:20:44,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 121.6MB. Free memory was 86.5MB in the beginning and 86.5MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2692.38ms. Allocated memory was 121.6MB in the beginning and 192.9MB in the end (delta: 71.3MB). Free memory was 68.8MB in the beginning and 82.9MB in the end (delta: -14.1MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 289.09ms. Allocated memory is still 192.9MB. Free memory was 82.9MB in the beginning and 65.0MB in the end (delta: 17.9MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 387.01ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 65.0MB in the beginning and 93.7MB in the end (delta: -28.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9171.57ms. Allocated memory was 232.8MB in the beginning and 461.4MB in the end (delta: 228.6MB). Free memory was 93.7MB in the beginning and 269.4MB in the end (delta: -175.7MB). Peak memory consumption was 219.2MB. Max. memory is 16.1GB. * TraceAbstraction took 468618.85ms. Allocated memory was 461.4MB in the beginning and 3.4GB in the end (delta: 2.9GB). Free memory was 268.4MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. * Witness Printer took 2.90ms. Allocated memory is still 3.4GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 2941]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 3885, overapproximation of bitwiseAnd at line 3404. Possible FailurePath: [L2957] int LDV_IN_INTERRUPT = 1; [L2965] void *sound_mem_blocks[1024U] ; [L2972] struct audio_operations tmp___1; [L2973] struct audio_operations *audio_devs[5U] = {&tmp___1, &tmp___1, &tmp___1, &tmp___1, &tmp___1} ; [L2974] int num_audiodevs ; [L2975] struct mixer_operations tmp___2; [L2976] struct mixer_operations *mixer_devs[5U] = {&tmp___2, &tmp___2, &tmp___2, &tmp___2, &tmp___2} ; [L2977] int num_mixers ; [L2978] struct synth_operations tmp___3; [L2979] struct synth_operations *synth_devs[11U] = {&tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, &tmp___3, }; [L2980] int num_synths ; [L2981] struct midi_operations tmp___4; [L2982] struct midi_operations *midi_devs[6U] = {&tmp___4, &tmp___4, &tmp___4, &tmp___4, &tmp___4, &tmp___4 }; [L2983] int num_midis ; [L3000] struct sound_timer_operations *sound_timer_devs[4U] = { & default_sound_timer, (struct sound_timer_operations *)0}; [L3001] int num_sound_timers = 1; [L3390] struct inode *oss_sound_fops_group1 ; [L3391] int ldv_state_variable_3 ; [L3392] int ldv_state_variable_2 ; [L3393] struct file *oss_sound_fops_group2 ; [L3394] int ref_cnt ; [L3395] int ldv_state_variable_1 ; [L3396] int ldv_state_variable_4 ; [L3397] int ldv_state_variable_6 ; [L3398] int ldv_state_variable_0 ; [L3399] int ldv_state_variable_5 ; [L3885-L3888] static struct mutex soundcard_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "soundcard_mutex.wait_lock", 0, 0UL}}}}, {& soundcard_mutex.wait_list, & soundcard_mutex.wait_list}, 0, 0, (void *)(& soundcard_mutex), {0, 0, "soundcard_mutex", 0, 0UL}}; [L3889] int sound_nblocks = 0; [L3890] int sound_dmap_flag = 1; [L3891] static char dma_alloc_map[8U] ; [L3892] unsigned long seq_time = 0UL; [L3894] static mixer_vol_table mixer_vols[5U] ; [L3895] static int num_mixer_volumes ; [L4488-L4491] struct file_operations const oss_sound_fops = {& __this_module, & no_llseek, & sound_read, & sound_write, 0, 0, 0, & sound_poll, & sound_ioctl, 0, & sound_mmap, & sound_open, 0, & sound_release, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L4512-L4513] static struct __anonstruct_dev_list_145 const dev_list[2U] = { {5U, (char *)"dspW", 434U, & num_audiodevs}, {4U, (char *)"audio", 434U, & num_audiodevs}}; [L4514] static int dmabuf ; [L4515] static int dmabug ; [L4689-L4695] static struct timer_list seq_timer = {{0, (struct list_head *)1953723489}, 0UL, & boot_tvec_bases, & do_sequencer_timer, 0UL, 0, 0, {(char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, 0, {(struct lock_class_key *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-176--linux-torvalds--dir/work/current--X--sound/oss/sound.ko--X--defaultlinux-torvalds-645ef9e--X--32_7a--X--cpachecker/linux-torvalds-645ef9e/csd_deg_dscv/29/dscv_tempdir/dscv/ri/32_7a/sound/oss/soundcard.o.c.prepared:728", 0, "/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-176--linux-torvalds--dir/work/current--X--sound/oss/sound.ko--X--defaultlinux-torvalds-645ef9e--X--32_7a--X--cpachecker/linux-torvalds-645ef9e/csd_deg_dscv/29/dscv_tempdir/dscv/ri/32_7a/sound/oss/soundcard.o.c.prepared:728", 0, 0UL}}; [L4764] int ldv_retval_0 ; [L4767] int ldv_retval_2 ; [L5573-L5637] static unsigned char ulaw_dsp[256U] = { 3U, 7U, 11U, 15U, 19U, 23U, 27U, 31U, 35U, 39U, 43U, 47U, 51U, 55U, 59U, 63U, 66U, 68U, 70U, 72U, 74U, 76U, 78U, 80U, 82U, 84U, 86U, 88U, 90U, 92U, 94U, 96U, 98U, 99U, 100U, 101U, 102U, 103U, 104U, 105U, 106U, 107U, 108U, 109U, 110U, 111U, 112U, 113U, 113U, 114U, 114U, 115U, 115U, 116U, 116U, 117U, 117U, 118U, 118U, 119U, 119U, 120U, 120U, 121U, 121U, 121U, 122U, 122U, 122U, 122U, 123U, 123U, 123U, 123U, 124U, 124U, 124U, 124U, 125U, 125U, 125U, 125U, 125U, 125U, 126U, 126U, 126U, 126U, 126U, 126U, 126U, 126U, 127U, 127U, 127U, 127U, 127U, 127U, 127U, 127U, 127U, 127U, 127U, 127U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 253U, 249U, 245U, 241U, 237U, 233U, 229U, 225U, 221U, 217U, 213U, 209U, 205U, 201U, 197U, 193U, 190U, 188U, 186U, 184U, 182U, 180U, 178U, 176U, 174U, 172U, 170U, 168U, 166U, 164U, 162U, 160U, 158U, 157U, 156U, 155U, 154U, 153U, 152U, 151U, 150U, 149U, 148U, 147U, 146U, 145U, 144U, 143U, 143U, 142U, 142U, 141U, 141U, 140U, 140U, 139U, 139U, 138U, 138U, 137U, 137U, 136U, 136U, 135U, 135U, 135U, 134U, 134U, 134U, 134U, 133U, 133U, 133U, 133U, 132U, 132U, 132U, 132U, 131U, 131U, 131U, 131U, 131U, 131U, 130U, 130U, 130U, 130U, 130U, 130U, 130U, 130U, 129U, 129U, 129U, 129U, 129U, 129U, 129U, 129U, 129U, 129U, 129U, 129U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U, 128U}; [L5638-L5702] static unsigned char dsp_ulaw[256U] = { 0U, 0U, 0U, 0U, 0U, 1U, 1U, 1U, 1U, 2U, 2U, 2U, 2U, 3U, 3U, 3U, 3U, 4U, 4U, 4U, 4U, 5U, 5U, 5U, 5U, 6U, 6U, 6U, 6U, 7U, 7U, 7U, 7U, 8U, 8U, 8U, 8U, 9U, 9U, 9U, 9U, 10U, 10U, 10U, 10U, 11U, 11U, 11U, 11U, 12U, 12U, 12U, 12U, 13U, 13U, 13U, 13U, 14U, 14U, 14U, 14U, 15U, 15U, 15U, 15U, 16U, 16U, 17U, 17U, 18U, 18U, 19U, 19U, 20U, 20U, 21U, 21U, 22U, 22U, 23U, 23U, 24U, 24U, 25U, 25U, 26U, 26U, 27U, 27U, 28U, 28U, 29U, 29U, 30U, 30U, 31U, 31U, 32U, 33U, 34U, 35U, 36U, 37U, 38U, 39U, 40U, 41U, 42U, 43U, 44U, 45U, 46U, 47U, 49U, 51U, 53U, 55U, 57U, 59U, 61U, 63U, 66U, 70U, 74U, 78U, 84U, 92U, 104U, 254U, 231U, 219U, 211U, 205U, 201U, 197U, 193U, 190U, 188U, 186U, 184U, 182U, 180U, 178U, 176U, 175U, 174U, 173U, 172U, 171U, 170U, 169U, 168U, 167U, 166U, 165U, 164U, 163U, 162U, 161U, 160U, 159U, 159U, 158U, 158U, 157U, 157U, 156U, 156U, 155U, 155U, 154U, 154U, 153U, 153U, 152U, 152U, 151U, 151U, 150U, 150U, 149U, 149U, 148U, 148U, 147U, 147U, 146U, 146U, 145U, 145U, 144U, 144U, 143U, 143U, 143U, 143U, 142U, 142U, 142U, 142U, 141U, 141U, 141U, 141U, 140U, 140U, 140U, 140U, 139U, 139U, 139U, 139U, 138U, 138U, 138U, 138U, 137U, 137U, 137U, 137U, 136U, 136U, 136U, 136U, 135U, 135U, 135U, 135U, 134U, 134U, 134U, 134U, 133U, 133U, 133U, 133U, 132U, 132U, 132U, 132U, 131U, 131U, 131U, 131U, 130U, 130U, 130U, 130U, 129U, 129U, 129U, 129U, 128U, 128U, 128U, 128U}; [L7379] static int debugmem ; [L7380] static int dma_buffsize = 65536; [L9155] static int midi2synth[6U] ; [L9156] static int sysex_state[6U] = { 0}; [L9157] static unsigned char prev_out_status[6U] ; [L10020] static wait_queue_head_t midi_sleeper[6U] ; [L10021] static wait_queue_head_t input_sleeper[6U] ; [L10022] static struct midi_buf *midi_out_buf[6U] = { (struct midi_buf *)0}; [L10023] static struct midi_buf *midi_in_buf[6U] = { (struct midi_buf *)0}; [L10024] static struct midi_parms parms[6U] ; [L10026-L10032] static struct timer_list poll_timer = {{0, (struct list_head *)1953723489}, 0UL, & boot_tvec_bases, & midi_poll, 0UL, 0, 0, {(char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, 0, {(struct lock_class_key *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-176--linux-torvalds--dir/work/current--X--sound/oss/sound.ko--X--defaultlinux-torvalds-645ef9e--X--32_7a--X--cpachecker/linux-torvalds-645ef9e/csd_deg_dscv/29/dscv_tempdir/dscv/ri/32_7a/sound/oss/midibuf.o.c.prepared:93", 0, "/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-176--linux-torvalds--dir/work/current--X--sound/oss/sound.ko--X--defaultlinux-torvalds-645ef9e--X--32_7a--X--cpachecker/linux-torvalds-645ef9e/csd_deg_dscv/29/dscv_tempdir/dscv/ri/32_7a/sound/oss/midibuf.o.c.prepared:93", 0, 0UL}}; [L10033] static int volatile open_devs ; [L10034] static spinlock_t lock = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L10604-L10636] static unsigned char ctrl_def_values[128U] = { 64U, 0U, 64U, 64U, 64U, 64U, 64U, 127U, 64U, 64U, 64U, 127U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 64U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 127U, 127U, 127U, 127U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U}; [L10637] static int sequencer_ok ; [L10638] static struct sound_timer_operations *tmr ; [L10639] static int tmr_no = -1; [L10640] static int pending_timer = -1; [L10641] static int obsolete_api_used ; [L10642] static spinlock_t lock___0 = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L10643] static int max_mididev ; [L10644] static int max_synthdev ; [L10645] static int seq_mode = 1; [L10646-L10647] static wait_queue_head_t seq_sleeper = {{{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "seq_sleeper.lock", 0, 0UL}}}}, {& seq_sleeper.task_list, & seq_sleeper.task_list}}; [L10648-L10650] static wait_queue_head_t midi_sleeper___0 = {{{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "midi_sleeper.lock", 0, 0UL}}}}, {& midi_sleeper___0.task_list, & midi_sleeper___0.task_list}}; [L10651] static int midi_opened[6U] ; [L10652] static int midi_written[6U] ; [L10653] static unsigned long prev_input_time ; [L10654] static int prev_event_time ; [L10655-L10661] static unsigned short semitone_tuning[24U] = { 10000U, 10595U, 11225U, 11892U, 12599U, 13348U, 14142U, 14983U, 15874U, 16818U, 17818U, 18877U, 20000U, 21189U, 22449U, 23784U, 25198U, 26697U, 28284U, 29966U, 31748U, 33636U, 35636U, 37755U}; [L10662-L10687] static unsigned short cent_tuning[100U] = { 10000U, 10006U, 10012U, 10017U, 10023U, 10029U, 10035U, 10041U, 10046U, 10052U, 10058U, 10064U, 10070U, 10075U, 10081U, 10087U, 10093U, 10099U, 10105U, 10110U, 10116U, 10122U, 10128U, 10134U, 10140U, 10145U, 10151U, 10157U, 10163U, 10169U, 10175U, 10181U, 10187U, 10192U, 10198U, 10204U, 10210U, 10216U, 10222U, 10228U, 10234U, 10240U, 10246U, 10251U, 10257U, 10263U, 10269U, 10275U, 10281U, 10287U, 10293U, 10299U, 10305U, 10311U, 10317U, 10323U, 10329U, 10335U, 10341U, 10347U, 10353U, 10359U, 10365U, 10371U, 10377U, 10383U, 10389U, 10395U, 10401U, 10407U, 10413U, 10419U, 10425U, 10431U, 10437U, 10443U, 10449U, 10455U, 10461U, 10467U, 10473U, 10479U, 10485U, 10491U, 10497U, 10503U, 10509U, 10515U, 10521U, 10528U, 10534U, 10540U, 10546U, 10552U, 10558U, 10564U, 10570U, 10576U, 10582U, 10589U}; [L10688] static unsigned char *queue ; [L10689] static unsigned char *iqueue ; [L10690] static int volatile qhead ; [L10691] static int volatile qtail ; [L10692] static int volatile qlen ; [L10693] static int volatile iqhead ; [L10694] static int volatile iqtail ; [L10695] static int volatile iqlen ; [L10696] static int volatile seq_playing ; [L10697] static int volatile sequencer_busy ; [L10698] static int output_threshold ; [L10699] static long pre_event_timeout ; [L10700] static unsigned int synth_open_mask ; [L12921] static int volatile initialized ; [L12922] static int volatile opened ; [L12923] static int volatile tmr_running ; [L12924] static time_t volatile tmr_offs ; [L12925] static time_t volatile tmr_ctr ; [L12926] static unsigned long volatile ticks_offs ; [L12927] static int volatile curr_tempo ; [L12928] static int volatile curr_timebase ; [L12929] static unsigned long volatile curr_ticks ; [L12930] static unsigned long volatile next_event_time ; [L12931] static unsigned long prev_event_time___0 ; [L12932] static unsigned long volatile usecs_per_tmr ; [L12933] static struct sound_lowlev_timer *tmr___0 ; [L12934] static spinlock_t lock___1 = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L13281-L13284] static struct sound_timer_operations sound_timer = {& __this_module, {{'S', 'o', 'u', 'n', 'd', ' ', 'T', 'i', 'm', 'e', 'r', '\000'}, 0}, 1, 0, & timer_open, & timer_close, & timer_event, & timer_get_time, & timer_ioctl, & timer_arm}; [L13339] int ldv_retval_3 ; [L13493] static int volatile opened___0 ; [L13494] static int volatile tmr_running___0 ; [L13495] static time_t volatile tmr_offs___0 ; [L13496] static time_t volatile tmr_ctr___0 ; [L13497] static unsigned long volatile ticks_offs___0 ; [L13498] static int volatile curr_tempo___0 ; [L13499] static int volatile curr_timebase___0 ; [L13500] static unsigned long volatile curr_ticks___0 ; [L13501] static unsigned long volatile next_event_time___0 ; [L13502] static unsigned long prev_event_time___1 ; [L13504] static spinlock_t lock___2 = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L13505-L13511] static struct timer_list def_tmr = {{0, (struct list_head *)1953723489}, 0UL, & boot_tvec_bases, & poll_def_tmr, 0UL, 0, 0, {(char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, 0, {(struct lock_class_key *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-176--linux-torvalds--dir/work/current--X--sound/oss/sound.ko--X--defaultlinux-torvalds-645ef9e--X--32_7a--X--cpachecker/linux-torvalds-645ef9e/csd_deg_dscv/29/dscv_tempdir/dscv/ri/32_7a/sound/oss/sys_timer.o.c.prepared:71", 0, "/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-176--linux-torvalds--dir/work/current--X--sound/oss/sound.ko--X--defaultlinux-torvalds-645ef9e--X--32_7a--X--cpachecker/linux-torvalds-645ef9e/csd_deg_dscv/29/dscv_tempdir/dscv/ri/32_7a/sound/oss/sys_timer.o.c.prepared:71", 0, 0UL}}; [L13966-L13969] struct sound_timer_operations default_sound_timer = {& __this_module, {{'S', 'y', 's', 't', 'e', 'm', ' ', 'c', 'l', 'o', 'c', 'k', '\000'}, 0}, 0, 0, & def_tmr_open, & def_tmr_close, & def_tmr_event, & def_tmr_get_time, & def_tmr_ioctl, & def_tmr_arm}; [L13970] int ldv_retval_1 ; [L14145] static int ldv_mutex_mutex_of_device ; [L14252] static int ldv_mutex_soundcard_mutex ; VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4786] char *ldvarg11 ; [L4787] void *tmp ; [L4788] size_t ldvarg7 ; [L4789] size_t tmp___0 ; [L4790] loff_t ldvarg3 ; [L4791] loff_t tmp___1 ; [L4792] unsigned long ldvarg0 ; [L4793] unsigned long tmp___2 ; [L4794] struct poll_table_struct *ldvarg5 ; [L4795] void *tmp___3 ; [L4796] loff_t *ldvarg6 ; [L4797] void *tmp___4 ; [L4798] char *ldvarg8 ; [L4799] void *tmp___5 ; [L4800] unsigned int ldvarg1 ; [L4801] unsigned int tmp___6 ; [L4802] struct vm_area_struct *ldvarg4 ; [L4803] void *tmp___7 ; [L4804] size_t ldvarg10 ; [L4805] size_t tmp___8 ; [L4806] loff_t *ldvarg9 ; [L4807] void *tmp___9 ; [L4808] int ldvarg2 ; [L4809] int tmp___10 ; [L4810] unsigned long ldvarg36 ; [L4811] unsigned long tmp___11 ; [L4812] int tmp___12 ; [L4813] int tmp___13 ; [L4814] int tmp___14 ; [L4815] int tmp___15 ; VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4817] CALL, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=1, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4817] RET, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1UL)={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4817] tmp = ldv_zalloc(1UL) [L4818] ldvarg11 = (char *)tmp [L4819] tmp___0 = __VERIFIER_nondet_size_t() [L4820] ldvarg7 = tmp___0 [L4821] tmp___1 = __VERIFIER_nondet_loff_t() [L4822] ldvarg3 = tmp___1 [L4823] tmp___2 = __VERIFIER_nondet_ulong() [L4824] ldvarg0 = tmp___2 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg11={0:0}, ldvarg3=0, ldvarg7=18446744073709551614, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4825] CALL, EXPR ldv_zalloc(16UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=16, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=16, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4825] RET, EXPR ldv_zalloc(16UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(16UL)={0:0}, ldvarg0=18446744073709551606, ldvarg11={0:0}, ldvarg3=0, ldvarg7=18446744073709551614, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4825] tmp___3 = ldv_zalloc(16UL) [L4826] ldvarg5 = (struct poll_table_struct *)tmp___3 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg7=18446744073709551614, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4827] CALL, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=8, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=8, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4827] RET, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(8UL)={0:0}, ldvarg0=18446744073709551606, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg7=18446744073709551614, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={107:0}, tmp___3={0:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4827] tmp___4 = ldv_zalloc(8UL) [L4828] ldvarg6 = (loff_t *)tmp___4 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4829] CALL, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=1, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4829] RET, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(1UL)={0:0}, ldvarg0=18446744073709551606, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={107:0}, tmp___3={0:0}, tmp___4={109:0}, tmp___4={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4829] tmp___5 = ldv_zalloc(1UL) [L4830] ldvarg8 = (char *)tmp___5 [L4831] tmp___6 = __VERIFIER_nondet_uint() [L4832] ldvarg1 = tmp___6 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4833] CALL, EXPR ldv_zalloc(184UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=184, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=184, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4833] RET, EXPR ldv_zalloc(184UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(184UL)={0:0}, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={0:0}, tmp___3={107:0}, tmp___4={109:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4833] tmp___7 = ldv_zalloc(184UL) [L4834] ldvarg4 = (struct vm_area_struct *)tmp___7 [L4835] tmp___8 = __VERIFIER_nondet_size_t() [L4836] ldvarg10 = tmp___8 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg3=0, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4837] CALL, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=8, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=8, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4837] RET, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=0, ldv_mutex_soundcard_mutex=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldv_zalloc(8UL)={0:0}, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg3=0, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4837] tmp___9 = ldv_zalloc(8UL) [L4838] ldvarg9 = (loff_t *)tmp___9 [L4839] tmp___10 = __VERIFIER_nondet_int() [L4840] ldvarg2 = tmp___10 [L4841] tmp___11 = __VERIFIER_nondet_ulong() [L4842] ldvarg36 = tmp___11 [L4843] CALL ldv_initialize() [L14362] ldv_mutex_mutex_of_device = 1 [L14363] ldv_mutex_soundcard_mutex = 1 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4843] RET ldv_initialize() [L4844] ldv_state_variable_6 = 0 [L4845] ldv_state_variable_4 = 0 [L4846] ldv_state_variable_1 = 0 [L4847] ref_cnt = 0 [L4848] ldv_state_variable_0 = 1 [L4849] ldv_state_variable_3 = 0 [L4850] ldv_state_variable_2 = 0 [L4851] ldv_state_variable_5 = 0 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551611, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={107:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: [L4942] case 1: [L4948] case 2: [L4954] case 3: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=3, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={107:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4955] COND TRUE ldv_state_variable_0 != 0 [L4956] tmp___14 = __VERIFIER_nondet_int() [L4958] case 0: [L4966] case 1: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=3, tmp___14=1, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={109:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4967] COND TRUE ldv_state_variable_0 == 1 [L4968] CALL, EXPR oss_init() [L4518] int err ; [L4519] int i ; [L4520] int j ; VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4522] COND FALSE !(dmabug != 0) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4526] CALL, EXPR create_special_devices() [L4494] int seq1 ; [L4495] int seq2 ; VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4497] CALL, EXPR register_sound_special(& oss_sound_fops, 1) VAL [\old(arg1)=1, __this_module={18446744073709551615:18446744073709551609}, arg0={115:0}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14507] return __VERIFIER_nondet_int(); [L4497] RET, EXPR register_sound_special(& oss_sound_fops, 1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, register_sound_special(& oss_sound_fops, 1)=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4497] seq1 = register_sound_special(& oss_sound_fops, 1) [L4498] COND FALSE !(seq1 == -1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq1=0, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4502] CALL, EXPR register_sound_special(& oss_sound_fops, 8) VAL [\old(arg1)=8, __this_module={18446744073709551615:18446744073709551609}, arg0={115:0}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14507] return __VERIFIER_nondet_int(); [L4502] RET, EXPR register_sound_special(& oss_sound_fops, 8) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, register_sound_special(& oss_sound_fops, 8)=0, semitone_tuning={136:0}, seq1=0, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4502] seq2 = register_sound_special(& oss_sound_fops, 8) [L4503] COND TRUE seq2 != -1 [L4504] return (0); VAL [\result=0, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq1=0, seq2=0, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4526] RET, EXPR create_special_devices() [L4526] err = create_special_devices() [L4527] COND FALSE !(err != 0) [L4532] sound_dmap_flag = dmabuf > 0 [L4533] i = 0 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=0, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4556] COND TRUE (unsigned int )i <= 1U VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=0, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4536] dev_list[i].minor [L4537] dev_list[i].name [L4538] EXPR dev_list[i].num VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dev_list[i].num={104:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=0, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4538] COND FALSE !((unsigned long )dev_list[i].num == (unsigned long )((int * )0)) [L4542] j = 1 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=0, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4549] EXPR dev_list[i].num VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dev_list[i].num=0, dev_list[i].num={104:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=0, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4549] COND FALSE !(*(dev_list[i].num) > j) [L4554] i = i + 1 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=1, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4556] COND TRUE (unsigned int )i <= 1U VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=1, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4536] dev_list[i].minor [L4537] dev_list[i].name [L4538] EXPR dev_list[i].num VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dev_list[i].num={104:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=1, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4538] COND FALSE !((unsigned long )dev_list[i].num == (unsigned long )((int * )0)) [L4542] j = 1 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=1, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4549] EXPR dev_list[i].num VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dev_list[i].num={104:0}, dev_list[i].num=0, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=1, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4549] COND FALSE !(*(dev_list[i].num) > j) [L4554] i = i + 1 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=2, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4556] COND FALSE !((unsigned int )i <= 1U) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=2, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4560] COND FALSE !(sound_nblocks > 1022) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=2, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4564] return (0); VAL [\result=0, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, err=0, i=2, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, j=1, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4968] RET, EXPR oss_init() [L4968] ldv_retval_2 = oss_init() [L4969] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_state_variable_5=0, ldv_state_variable_6=0, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=3, tmp___14=1, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4974] COND TRUE ldv_retval_2 == 0 [L4975] ldv_state_variable_0 = 2 [L4976] ldv_state_variable_5 = 1 [L4977] ldv_state_variable_2 = 1 [L4978] ldv_state_variable_3 = 1 [L4979] ldv_state_variable_1 = 1 [L4980] ldv_state_variable_4 = 1 [L4981] ldv_state_variable_6 = 1 [L4982] CALL ldv_file_operations_6() [L4770] void *tmp ; [L4771] void *tmp___0 ; VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4773] CALL, EXPR ldv_zalloc(1000UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=1000, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=1000, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4773] RET, EXPR ldv_zalloc(1000UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldv_zalloc(1000UL)={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4773] tmp = ldv_zalloc(1000UL) [L4774] oss_sound_fops_group1 = (struct inode *)tmp VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4775] CALL, EXPR ldv_zalloc(320UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2906] void *p ; [L2907] void *tmp ; [L2908] int tmp___0 ; [L2910] tmp___0 = __VERIFIER_nondet_int() [L2911] COND TRUE tmp___0 != 0 [L2912] return ((void *)0); VAL [\old(size)=320, \result={0:0}, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, size=320, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4775] RET, EXPR ldv_zalloc(320UL) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldv_zalloc(320UL)={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4775] tmp___0 = ldv_zalloc(320UL) [L4776] oss_sound_fops_group2 = (struct file *)tmp___0 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0={0:0}, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4982] RET ldv_file_operations_6() [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___14=1, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4856] COND TRUE ldv_state_variable_6 != 0 [L4857] tmp___13 = __VERIFIER_nondet_int() [L4859] case 0: [L4871] case 1: [L4878] case 2: [L4890] case 3: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={102:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={107:0}, tmp___3={0:0}, tmp___4={109:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4891] COND TRUE ldv_state_variable_6 == 1 [L4892] CALL, EXPR sound_open(oss_sound_fops_group1, oss_sound_fops_group2) [L4081] int dev ; [L4082] unsigned int tmp ; [L4083] int retval ; [L4084] int tmp___0 ; VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4086] CALL, EXPR iminor((struct inode const *)inode) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L3404] EXPR inode->i_rdev [L3404] return ((unsigned int )inode->i_rdev & 1048575U); [L4086] RET, EXPR iminor((struct inode const *)inode) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, iminor((struct inode const *)inode)=4294967328, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4086] tmp = iminor((struct inode const *)inode) [L4087] dev = (int )tmp VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=32, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4088] COND FALSE !(dev > 255 || dev < 0) [L4093] CALL ldv_mutex_lock_14(& soundcard_mutex) [L5099] CALL ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14290] COND TRUE ldv_mutex_soundcard_mutex == 1 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14294] ldv_mutex_soundcard_mutex = 2 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L5099] RET ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={112:0}, ldv_func_arg1={112:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L5100] FCALL mutex_lock(ldv_func_arg1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={112:0}, ldv_func_arg1={112:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4093] RET ldv_mutex_lock_14(& soundcard_mutex) [L4095] case 0: [L4096] dev = dev >> 4 [L4097] (dev >= 0 && dev <= 4) && (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0) [L4097] EXPR mixer_devs[dev] [L4097] (dev >= 0 && dev <= 4) && (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0) VAL [(dev >= 0 && dev <= 4) && (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)=0, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=2, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_devs[dev]={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4097] COND FALSE !((dev >= 0 && dev <= 4) && (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)) [L4101] retval = -6 [L4102] dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)) [L4102] EXPR dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=2, dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0))=1, dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)=1, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, retval=-6, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4102] dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=2, dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0))=1, dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)=1, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, retval=-6, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4102] COND TRUE dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)) [L4130] CALL ldv_mutex_unlock_15(& soundcard_mutex) [L5107] CALL ldv_mutex_unlock_soundcard_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14351] COND TRUE ldv_mutex_soundcard_mutex == 2 VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14355] ldv_mutex_soundcard_mutex = 1 VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L5107] RET ldv_mutex_unlock_soundcard_mutex(ldv_func_arg1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={112:0}, ldv_func_arg1={112:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L5108] FCALL mutex_unlock(ldv_func_arg1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={112:0}, ldv_func_arg1={112:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4130] RET ldv_mutex_unlock_15(& soundcard_mutex) [L4131] return (0); VAL [\result=0, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=2, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=1, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, retval=-6, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4892] RET, EXPR sound_open(oss_sound_fops_group1, oss_sound_fops_group2) [L4892] ldv_retval_0 = sound_open(oss_sound_fops_group1, oss_sound_fops_group2) [L4893] COND TRUE ldv_retval_0 == 0 [L4894] ldv_state_variable_6 = 2 [L4895] ref_cnt = ref_cnt + 1 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={109:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={107:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4856] COND TRUE ldv_state_variable_6 != 0 [L4857] tmp___13 = __VERIFIER_nondet_int() [L4859] case 0: [L4871] case 1: [L4878] case 2: [L4890] case 3: [L4901] case 4: [L4913] case 5: [L4921] case 6: [L4928] case 7: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={109:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4929] COND TRUE ldv_state_variable_6 == 2 [L4930] CALL sound_ioctl(oss_sound_fops_group2, ldvarg1, ldvarg0) [L4243] int len ; [L4244] int dtype ; [L4245] int dev ; [L4246] unsigned int tmp ; [L4247] long ret ; [L4248] void *p ; [L4249] unsigned long flag ; [L4250] unsigned long roksum ; [L4251] struct thread_info *tmp___0 ; [L4252] long tmp___1 ; [L4253] unsigned long flag___0 ; [L4254] unsigned long roksum___0 ; [L4255] struct thread_info *tmp___2 ; [L4256] long tmp___3 ; [L4257] int __pu_err ; [L4258] int tmp___4 ; [L4259] int tmp___5 ; [L4260] int tmp___6 ; [L4261] int tmp___7 ; [L4262] int tmp___8 ; [L4263] int tmp___9 ; [L4264] int tmp___10 ; [L4265] int tmp___11 ; [L4267] len = 0 [L4268] EXPR file->f_path.dentry [L4268] EXPR (file->f_path.dentry)->d_inode VAL [(file->f_path.dentry)->d_inode={18446744073709551613:-101}, \old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551614:-80}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4268] CALL, EXPR iminor((struct inode const *)(file->f_path.dentry)->d_inode) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, inode={18446744073709551613:-101}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L3404] EXPR inode->i_rdev [L3404] return ((unsigned int )inode->i_rdev & 1048575U); [L4268] RET, EXPR iminor((struct inode const *)(file->f_path.dentry)->d_inode) VAL [(file->f_path.dentry)->d_inode={18446744073709551613:-101}, \old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551614:-80}, iminor((struct inode const *)(file->f_path.dentry)->d_inode)=6442450944, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4268] tmp = iminor((struct inode const *)(file->f_path.dentry)->d_inode) [L4269] dev = (int )tmp [L4270] ret = -22L [L4271] p = (void *)arg VAL [\old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-2147483648, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4272] COND FALSE !(cmd >> 30 != 0U && cmd >> 30 != 0U) VAL [\old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-2147483648, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4302] COND FALSE !(cmd == 2147765622U) [L4328] CALL ldv_mutex_lock_18(& soundcard_mutex) [L5131] CALL ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14290] COND TRUE ldv_mutex_soundcard_mutex == 1 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14294] ldv_mutex_soundcard_mutex = 2 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L5131] RET ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={112:0}, ldv_func_arg1={112:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L5132] FCALL mutex_lock(ldv_func_arg1) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={112:0}, ldv_func_arg1={112:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4328] RET ldv_mutex_lock_18(& soundcard_mutex) [L4329] COND FALSE !((((cmd >> 8) & 255U) == 77U && num_mixers > 0) && (dev & 15) != 0) [L4349] case 0: [L4362] case 1: VAL [\old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-2147483648, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4363] case 8: [L4367] case 3: VAL [\old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-2147483648, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4368] case 5: VAL [\old(arg)=18446744073709551606, \old(cmd)=65792, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-2147483648, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4369] case 4: [L4370] CALL, EXPR audio_ioctl(dev, file, cmd, p) [L6060] int val ; [L6061] int count ; [L6062] unsigned long flags ; [L6063] struct dma_buffparms *dmap ; [L6064] int *p ; [L6065] int tmp ; [L6066] int __ret_gu ; [L6067] unsigned long __val_gu ; [L6068] int tmp___0 ; [L6069] int tmp___1 ; [L6070] int __ret_gu___0 ; [L6071] unsigned long __val_gu___0 ; [L6072] int __ret_gu___1 ; [L6073] unsigned long __val_gu___1 ; [L6074] short tmp___2 ; [L6075] int __ret_gu___2 ; [L6076] unsigned long __val_gu___2 ; [L6077] short tmp___3 ; [L6078] short tmp___4 ; [L6079] unsigned int tmp___5 ; [L6080] int __ret_gu___3 ; [L6081] unsigned long __val_gu___3 ; [L6082] raw_spinlock_t *tmp___6 ; [L6083] int tmp___7 ; [L6084] int __ret_pu ; [L6085] int __pu_val ; [L6087] p = (int *)arg [L6088] dev = dev >> 4 VAL [\old(cmd)=65792, \old(dev)=-2147483648, __this_module={18446744073709551615:18446744073709551609}, arg={0:-10}, arg={0:-10}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-134217728, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L6089] COND TRUE ((cmd >> 8) & 255U) == 67U [L6090] EXPR audio_devs[dev] [L6090] EXPR (audio_devs[dev])->coproc VAL [(audio_devs[dev])->coproc={18446744073709551358:258}, \old(cmd)=65792, \old(dev)=-2147483648, __this_module={18446744073709551615:18446744073709551609}, arg={0:-10}, arg={0:-10}, audio_devs={103:0}, audio_devs[dev]={18446744073709551616:-187}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-134217728, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L6090] COND FALSE !((unsigned long )(audio_devs[dev])->coproc != (unsigned long )((struct coproc_operations *)0)) [L6096] return (-6); VAL [\old(cmd)=65792, \old(dev)=-2147483648, \result=-6, __this_module={18446744073709551615:18446744073709551609}, arg={0:-10}, arg={0:-10}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-134217728, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4370] RET, EXPR audio_ioctl(dev, file, cmd, p) [L4370] tmp___10 = audio_ioctl(dev, file, cmd, p) [L4371] return ((long )tmp___10); VAL [\old(arg)=18446744073709551606, \old(cmd)=65792, \result=-6, __this_module={18446744073709551615:18446744073709551609}, arg=18446744073709551606, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, cmd=65792, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev=-2147483648, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, len=0, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:-10}, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={102:0}, tmp___10=-6, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4930] RET sound_ioctl(oss_sound_fops_group2, ldvarg1, ldvarg0) [L4931] ldv_state_variable_6 = 2 VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4856] COND TRUE ldv_state_variable_6 != 0 [L4857] tmp___13 = __VERIFIER_nondet_int() [L4859] case 0: [L4871] case 1: VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, ldvarg0=18446744073709551606, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551611, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={102:0}, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___13=1, tmp___14=1, tmp___2={105:0}, tmp___2=18446744073709551606, tmp___3={0:0}, tmp___3={107:0}, tmp___4={0:0}, tmp___4={109:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4872] COND TRUE ldv_state_variable_6 == 2 [L4873] CALL sound_read(oss_sound_fops_group2, ldvarg8, ldvarg7, ldvarg6) [L4023] int dev ; [L4024] unsigned int tmp ; [L4025] int ret ; [L4027] EXPR file->f_path.dentry [L4027] EXPR (file->f_path.dentry)->d_inode VAL [(file->f_path.dentry)->d_inode={18446744073709551613:-101}, \old(count)=18446744073709551614, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, buf={0:0}, buf={0:0}, cent_tuning={137:0}, count=18446744073709551614, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551614:-80}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, ppos={0:0}, ppos={0:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4027] CALL, EXPR iminor((struct inode const *)(file->f_path.dentry)->d_inode) VAL [__this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, inode={18446744073709551613:-101}, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L3404] EXPR inode->i_rdev [L3404] return ((unsigned int )inode->i_rdev & 1048575U); [L4027] RET, EXPR iminor((struct inode const *)(file->f_path.dentry)->d_inode) VAL [(file->f_path.dentry)->d_inode={18446744073709551613:-101}, \old(count)=18446744073709551614, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, buf={0:0}, buf={0:0}, cent_tuning={137:0}, count=18446744073709551614, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551614:-80}, iminor((struct inode const *)(file->f_path.dentry)->d_inode)=6442450944, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, ppos={0:0}, ppos={0:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L4027] tmp = iminor((struct inode const *)(file->f_path.dentry)->d_inode) [L4028] dev = (int )tmp [L4029] ret = -22 [L4030] CALL ldv_mutex_lock_10(& soundcard_mutex) [L5067] CALL ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14290] COND FALSE !(ldv_mutex_soundcard_mutex == 1) VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, lock___3={112:0}, lock___3={112:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L14292] CALL ldv_error() VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] [L2941] reach_error() VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, cent_tuning={137:0}, ctrl_def_values={130:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={141:0}, default_sound_timer={142:0}, dev_list={116:0}, dma_alloc_map={113:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={119:0}, initialized=0, input_sleeper={124:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_mutex_of_device=1, ldv_mutex_soundcard_mutex=2, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_state_variable_5=1, ldv_state_variable_6=2, lock={129:0}, lock___0={131:0}, lock___1={138:0}, lock___2={140:0}, max_mididev=0, max_synthdev=0, midi2synth={120:0}, midi_devs={110:0}, midi_in_buf={126:0}, midi_opened={134:0}, midi_out_buf={125:0}, midi_sleeper={123:0}, midi_sleeper___0={133:0}, midi_written={135:0}, mixer_devs={106:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={104:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={115:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={127:0}, pending_timer=-1, poll_timer={128:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={122:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={136:0}, seq_mode=1, seq_playing=0, seq_sleeper={132:0}, seq_time=0, seq_timer={117:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={101:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={111:0}, soundcard_mutex={112:0}, synth_devs={108:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={102:0}, tmp___2={105:0}, tmp___3={107:0}, tmp___4={109:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={118:0}, usecs_per_tmr=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 137 procedures, 3840 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 468.2s, OverallIterations: 18, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 421.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 9 mSolverCounterUnknown, 146675 SdHoareTripleChecker+Valid, 400.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140013 mSDsluCounter, 233735 SdHoareTripleChecker+Invalid, 367.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 163294 mSDsCounter, 47131 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 236008 IncrementalHoareTripleChecker+Invalid, 283148 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47131 mSolverCounterUnsat, 70441 mSDtfsCounter, 236008 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1672 GetRequests, 1525 SyntacticMatches, 0 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32809occurred in iteration=17, InterpolantAutomatonStates: 148, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.0s AutomataMinimizationTime, 17 MinimizatonAttempts, 31461 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 8.3s SatisfiabilityAnalysisTime, 20.0s InterpolantComputationTime, 3184 NumberOfCodeBlocks, 3184 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3353 ConstructedInterpolants, 71 QuantifiedInterpolants, 18828 SizeOfPredicates, 19 NumberOfNonLiveVariables, 18345 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 23 InterpolantComputations, 15 PerfectInterpolantSequences, 2963/2977 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 13:20:44,909 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-12-13 13:20:44,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:20:46,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:20:46,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:20:46,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:20:46,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:20:46,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:20:46,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:20:46,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:20:46,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:20:46,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:20:46,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:20:46,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:20:46,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:20:46,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:20:46,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:20:46,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:20:46,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:20:46,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:20:46,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:20:46,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:20:46,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:20:46,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:20:46,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:20:46,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:20:46,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:20:46,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:20:46,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:20:46,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:20:46,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:20:46,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:20:46,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:20:46,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:20:46,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:20:46,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:20:46,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:20:46,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:20:46,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:20:46,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:20:46,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:20:46,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:20:46,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:20:46,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 13:20:46,479 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:20:46,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:20:46,479 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:20:46,480 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:20:46,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:20:46,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:20:46,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:20:46,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:20:46,482 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:20:46,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:20:46,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:20:46,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:20:46,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:20:46,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:20:46,483 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:20:46,483 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 13:20:46,483 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 13:20:46,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:20:46,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:20:46,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:20:46,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:20:46,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:20:46,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:20:46,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:20:46,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:20:46,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:20:46,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:20:46,485 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 13:20:46,485 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 13:20:46,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:20:46,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:20:46,486 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:20:46,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:20:46,486 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 13:20:46,486 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:20:46,487 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2022-12-13 13:20:46,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:20:46,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:20:46,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:20:46,751 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:20:46,752 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:20:46,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-12-13 13:20:49,368 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:20:49,766 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:20:49,767 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-12-13 13:20:49,803 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data/7271dbdff/4585bd3d73aa44c49510cfb78671195f/FLAG518844561 [2022-12-13 13:20:49,817 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/data/7271dbdff/4585bd3d73aa44c49510cfb78671195f [2022-12-13 13:20:49,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:20:49,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:20:49,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:20:49,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:20:49,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:20:49,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:20:49" (1/1) ... [2022-12-13 13:20:49,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac183da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:49, skipping insertion in model container [2022-12-13 13:20:49,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:20:49" (1/1) ... [2022-12-13 13:20:49,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:20:49,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:20:50,317 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-12-13 13:20:50,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,434 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,435 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:50,437 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:50,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,439 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:50,440 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:50,440 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:50,441 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:50,443 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,450 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:50,451 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,452 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:50,453 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_dsp [2022-12-13 13:20:50,454 WARN L623 FunctionHandler]: Unknown extern function register_sound_dsp [2022-12-13 13:20:50,455 WARN L623 FunctionHandler]: Unknown extern function register_sound_midi [2022-12-13 13:20:50,457 WARN L623 FunctionHandler]: Unknown extern function register_sound_mixer [2022-12-13 13:20:50,459 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_mixer [2022-12-13 13:20:50,460 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_midi [2022-12-13 13:20:50,461 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,461 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:50,462 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,575 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:50,630 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:20:50,631 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:20:50,647 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:50,649 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:50,650 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:50,651 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:50,651 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:20:50,659 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:50,692 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:50,692 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:20:50,696 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:50,701 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:50,815 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,825 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:50,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,842 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:50,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,848 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:50,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,853 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:50,854 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:50,858 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:50,859 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:50,863 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:50,872 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:50,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,885 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,889 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-13 13:20:50,895 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:20:50,896 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:20:50,896 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:50,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,902 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:20:50,903 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:20:50,904 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,909 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:20:50,909 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:20:50,916 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:50,916 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:50,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,917 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:50,918 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 13:20:50,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,920 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 13:20:50,920 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,926 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:50,926 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:50,927 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:20:50,927 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,927 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,929 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,929 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,930 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:50,960 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 13:20:50,963 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,963 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:50,964 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,964 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,964 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,964 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,965 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,965 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,965 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,965 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,966 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,966 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,966 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,966 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,967 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:50,967 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,967 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,968 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,968 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,968 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,968 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:50,969 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,000 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:20:51,004 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:20:51,007 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 13:20:51,011 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:20:51,012 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:20:51,018 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:51,019 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:51,020 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:51,021 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:51,021 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:20:51,028 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,029 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:20:51,029 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:20:51,029 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:20:51,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,087 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,087 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,093 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,095 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,095 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,102 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,110 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,113 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,114 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,116 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,118 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,119 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,120 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,137 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,146 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,148 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,151 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,155 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,157 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,160 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,163 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,166 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,168 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,169 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,169 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,191 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:51,209 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:51,231 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 13:20:51,236 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 13:20:51,274 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,358 WARN L623 FunctionHandler]: Unknown extern function __get_free_pages [2022-12-13 13:20:51,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,361 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:51,361 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:51,366 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:51,367 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:51,367 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-13 13:20:51,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,380 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:20:51,405 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,405 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,406 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,407 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,412 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,413 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,413 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,414 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,414 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,416 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,419 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,420 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,421 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,421 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,430 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,438 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,439 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,439 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,440 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,444 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,444 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,450 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,450 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,457 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,462 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,469 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,472 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,472 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,474 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,476 WARN L623 FunctionHandler]: Unknown extern function panic [2022-12-13 13:20:51,483 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,490 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,490 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,491 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,603 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,604 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:20:51,609 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,610 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,610 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,638 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,643 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,643 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,647 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,649 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,649 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,650 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:51,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,651 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,651 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:51,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,652 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:51,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,653 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:51,653 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:51,653 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:51,654 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:51,654 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:51,655 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 13:20:51,655 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:51,655 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:51,656 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,656 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:51,657 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,658 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,659 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,661 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,661 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,663 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,663 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,664 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,711 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,712 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,712 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,713 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,717 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,717 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,723 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,726 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:51,767 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,767 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,781 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,783 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,784 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,793 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:51,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,797 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:51,797 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:51,801 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,802 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,803 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,804 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,804 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:51,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,805 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,808 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,809 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:51,811 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,811 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:51,816 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,817 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:51,819 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,819 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,820 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,821 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,821 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,822 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,823 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:51,823 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,824 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,824 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,825 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,826 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,826 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,828 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:51,828 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,829 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:51,829 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:51,829 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:51,829 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:51,829 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:51,830 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,830 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,830 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,863 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,883 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,883 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,884 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,884 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:51,890 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,892 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,892 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,893 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,912 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:51,916 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:51,920 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:51,923 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:20:51,934 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:51,939 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:51,940 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:51,941 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:51,941 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:51,941 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:51,942 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:51,942 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:51,948 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:51,948 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:51,949 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:51,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:20:52,034 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 13:20:52,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:20:52,136 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-12-13 13:20:52,140 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,141 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,141 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,143 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,143 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,143 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,144 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,145 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,145 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,145 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,146 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,147 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_dsp [2022-12-13 13:20:52,148 WARN L623 FunctionHandler]: Unknown extern function register_sound_dsp [2022-12-13 13:20:52,148 WARN L623 FunctionHandler]: Unknown extern function register_sound_midi [2022-12-13 13:20:52,149 WARN L623 FunctionHandler]: Unknown extern function register_sound_mixer [2022-12-13 13:20:52,151 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_mixer [2022-12-13 13:20:52,151 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_midi [2022-12-13 13:20:52,152 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,152 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,152 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,153 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,155 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:20:52,156 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:20:52,158 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,159 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,159 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,160 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,160 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:20:52,161 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,162 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,162 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:20:52,162 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,163 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,168 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,171 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,172 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:52,177 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,177 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,178 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,178 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,179 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,179 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,180 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:52,182 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,187 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-13 13:20:52,188 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:20:52,188 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:20:52,188 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:52,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,189 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:20:52,190 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:20:52,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,191 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:20:52,191 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:20:52,191 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:52,192 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:52,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,192 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,192 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 13:20:52,193 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,193 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,193 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 13:20:52,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,195 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,195 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,195 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:20:52,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,200 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 13:20:52,201 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,201 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,202 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,204 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,204 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,204 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,204 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,204 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:20:52,204 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:20:52,205 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 13:20:52,205 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:20:52,205 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:20:52,206 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,207 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,207 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,208 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,208 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:20:52,209 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,209 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:20:52,209 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:20:52,209 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:20:52,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,213 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,213 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,216 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,216 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,217 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,222 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,237 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,238 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,239 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,241 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,243 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,244 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,255 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,259 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,261 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,262 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,265 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,267 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,268 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,270 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,277 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,278 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,278 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,278 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,279 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,279 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,280 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 13:20:52,281 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 13:20:52,282 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,288 WARN L623 FunctionHandler]: Unknown extern function __get_free_pages [2022-12-13 13:20:52,289 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,289 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,290 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,291 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,291 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,292 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,293 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,293 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-13 13:20:52,296 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,296 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,297 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:20:52,306 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,307 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,307 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,310 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,315 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,316 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,316 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,318 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,318 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,321 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,325 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,326 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,327 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,335 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,335 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,339 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,339 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,340 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,341 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,349 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,350 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,353 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,353 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,354 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,363 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,367 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,373 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,373 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,374 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,376 WARN L623 FunctionHandler]: Unknown extern function panic [2022-12-13 13:20:52,378 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,380 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,381 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,381 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,400 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,401 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:20:52,407 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,407 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,407 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,409 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,410 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,411 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,412 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,413 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,413 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,414 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,415 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,415 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,416 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,417 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,418 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,418 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,418 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,419 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:52,420 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 13:20:52,420 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,420 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,420 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,421 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:52,422 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,423 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,424 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,426 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,427 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,428 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,429 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,429 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,432 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,432 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,432 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,433 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,434 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,434 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,438 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:52,450 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,450 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,453 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,455 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,455 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,457 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:52,458 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,460 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,460 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,461 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,461 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,462 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,462 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,463 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,463 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,463 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,464 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,469 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,473 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,474 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,476 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,477 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,480 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,481 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,482 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,483 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,485 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,486 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,487 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,488 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,488 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,489 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,490 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,491 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,493 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,496 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,496 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,496 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,497 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,497 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,498 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,498 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,498 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,499 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,502 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,505 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,506 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,506 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,507 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,509 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,512 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,512 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,513 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,515 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,515 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,516 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,516 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:20:52,518 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,518 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,519 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,519 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,520 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,520 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,521 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,521 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,524 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,524 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,524 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:20:52,567 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:20:52,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-12-13 13:20:52,621 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,631 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,631 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,632 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,632 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,632 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,633 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,634 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,635 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,635 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_dsp [2022-12-13 13:20:52,636 WARN L623 FunctionHandler]: Unknown extern function register_sound_dsp [2022-12-13 13:20:52,636 WARN L623 FunctionHandler]: Unknown extern function register_sound_midi [2022-12-13 13:20:52,637 WARN L623 FunctionHandler]: Unknown extern function register_sound_mixer [2022-12-13 13:20:52,638 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_mixer [2022-12-13 13:20:52,638 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_midi [2022-12-13 13:20:52,638 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,638 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,639 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,639 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,640 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:20:52,641 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:20:52,642 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,642 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,643 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,643 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,644 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:20:52,644 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,644 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,644 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:20:52,645 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,645 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,649 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,653 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,654 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:52,655 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,656 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,657 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,657 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,658 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,658 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,658 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:52,662 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,667 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,667 WARN L623 FunctionHandler]: Unknown extern function remap_pfn_range [2022-12-13 13:20:52,668 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:20:52,668 WARN L623 FunctionHandler]: Unknown extern function register_sound_special [2022-12-13 13:20:52,668 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:52,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,669 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:20:52,670 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:20:52,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,671 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:20:52,671 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:20:52,672 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:52,672 WARN L623 FunctionHandler]: Unknown extern function unregister_sound_special [2022-12-13 13:20:52,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,672 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,673 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 13:20:52,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,673 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 13:20:52,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,675 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,675 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,675 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:20:52,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,680 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 13:20:52,681 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,681 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,682 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,683 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,683 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,683 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,684 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,684 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,684 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,684 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,684 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,684 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,685 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,685 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:20:52,685 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:20:52,685 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 13:20:52,686 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:20:52,686 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:20:52,688 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,688 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,688 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,689 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,689 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 13:20:52,689 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,689 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:20:52,690 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:20:52,690 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:20:52,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,693 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,694 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,695 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,696 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,696 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,702 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,704 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,705 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,705 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,706 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,707 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,708 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,714 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,716 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,717 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,718 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,720 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,720 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,721 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,723 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,724 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,724 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,725 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,725 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,725 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,726 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:20:52,726 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 13:20:52,726 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 13:20:52,727 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,731 WARN L623 FunctionHandler]: Unknown extern function __get_free_pages [2022-12-13 13:20:52,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,733 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,733 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,734 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,734 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 13:20:52,735 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-12-13 13:20:52,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,736 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:20:52,751 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,752 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,752 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,753 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,757 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,757 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,757 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,758 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,758 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,759 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,762 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,762 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,763 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,766 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,769 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,769 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,769 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,770 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,772 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,772 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,774 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,774 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,776 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,780 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,780 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,781 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,782 WARN L623 FunctionHandler]: Unknown extern function panic [2022-12-13 13:20:52,783 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,785 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,785 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,785 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,789 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,797 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,797 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:20:52,801 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,802 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,802 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,803 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,804 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,804 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,805 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,806 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,806 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,806 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,807 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,808 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,808 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,808 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,809 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,809 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,810 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,810 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,810 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:52,811 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 13:20:52,811 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,811 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,811 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,812 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:52,813 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,813 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,814 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,815 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,816 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,817 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,817 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,818 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,819 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,820 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,820 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,820 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,821 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,821 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,826 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-12-13 13:20:52,838 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,839 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,841 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,843 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,844 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,855 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:20:52,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,858 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,858 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:20:52,859 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,860 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,860 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,861 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,861 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 13:20:52,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,862 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,862 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,862 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on_timeout [2022-12-13 13:20:52,864 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,865 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:20:52,866 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,867 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,868 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,868 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,869 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,869 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,870 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,871 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,871 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 13:20:52,872 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,872 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,873 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,873 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,874 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,874 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,876 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 13:20:52,877 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,878 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,878 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,879 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,881 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,881 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,882 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,882 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:20:52,883 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,885 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,885 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,885 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,887 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,887 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 13:20:52,888 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 13:20:52,888 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 13:20:52,889 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,889 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,890 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,890 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,890 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,890 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 13:20:52,891 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,891 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 13:20:52,893 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 13:20:52,893 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 13:20:52,893 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:20:52,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:20:52,999 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:20:52,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52 WrapperNode [2022-12-13 13:20:52,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:20:53,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:20:53,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:20:53,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:20:53,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,276 INFO L138 Inliner]: procedures = 434, calls = 5174, calls flagged for inlining = 152, calls inlined = 136, statements flattened = 9815 [2022-12-13 13:20:53,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:20:53,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:20:53,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:20:53,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:20:53,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,534 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:20:53,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:20:53,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:20:53,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:20:53,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (1/1) ... [2022-12-13 13:20:53,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:20:53,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:20:53,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:20:53,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:20:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2022-12-13 13:20:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2022-12-13 13:20:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2022-12-13 13:20:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2022-12-13 13:20:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-13 13:20:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-13 13:20:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 13:20:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 13:20:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 13:20:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2022-12-13 13:20:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2022-12-13 13:20:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2022-12-13 13:20:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2022-12-13 13:20:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 13:20:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~C_INT [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~C_INT [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2022-12-13 13:20:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2022-12-13 13:20:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2022-12-13 13:20:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-13 13:20:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-12-13 13:20:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-12-13 13:20:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 13:20:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 13:20:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-13 13:20:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-13 13:20:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2022-12-13 13:20:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-12-13 13:20:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-13 13:20:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-13 13:20:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~VOID [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2022-12-13 13:20:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2022-12-13 13:20:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-12-13 13:20:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 13:20:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-13 13:20:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2022-12-13 13:20:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2022-12-13 13:20:54,427 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:20:54,431 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:20:55,352 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0bv64 != ~tmp___1~3;#res := ~ret~3; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0bv64 != ~tmp___1~3);#res := ~ret~3; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0bv64 != ~tmp___0~8;#res := ~ret~3; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0bv64 != ~tmp___0~8);#res := ~ret~3; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16bv32 == ~size; [2022-12-13 13:20:55,620 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10bv32 == ~size; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8bv32 == ~size; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845-1: ~tmp___2~2 := #t~ret118;havoc #t~ret118;#res := ~tmp___2~2[32:0]; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845: SUMMARY for call #t~ret118 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2bv32 == ~size; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4bv32 == ~size; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: ~tmp___1~3 := #t~ret117;havoc #t~ret117; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835: SUMMARY for call #t~ret117 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~3 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: ~tmp___0~8 := #t~ret116;havoc #t~ret116; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823: SUMMARY for call #t~ret116 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~3 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2022-12-13 13:20:55,621 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115; [2022-12-13 13:22:13,077 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch110#1; [2022-12-13 13:22:13,077 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 4bv32 == __copy_from_user_~size#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 8bv32 == __copy_from_user_~size#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 10bv32 == __copy_from_user_~size#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch110#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 16bv32 == __copy_from_user_~size#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763-1: __copy_from_user_~tmp___0~7#1 := __copy_from_user_#t~ret111#1;havoc __copy_from_user_#t~ret111#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763: SUMMARY for call __copy_from_user_#t~ret111#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_from_user_~ret~2#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume 0bv64 != __copy_from_user_~tmp___0~7#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,078 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume !(0bv64 != __copy_from_user_~tmp___0~7#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch110#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := true; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776: SUMMARY for call __copy_from_user_#t~ret112#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_from_user_~ret~2#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776-1: __copy_from_user_~tmp___1~2#1 := __copy_from_user_#t~ret112#1;havoc __copy_from_user_#t~ret112#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume 0bv64 != __copy_from_user_~tmp___1~2#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume !(0bv64 != __copy_from_user_~tmp___1~2#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch110#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch110#1; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786: SUMMARY for call __copy_from_user_#t~ret113#1 := copy_user_generic(__copy_from_user_~dst#1.base, __copy_from_user_~dst#1.offset, __copy_from_user_~src#1.base, __copy_from_user_~src#1.offset, __copy_from_user_~size#1); srcloc: null [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786-1: __copy_from_user_~tmp___2~1#1 := __copy_from_user_#t~ret113#1;havoc __copy_from_user_#t~ret113#1;__copy_from_user_#res#1 := __copy_from_user_~tmp___2~1#1[32:0]; [2022-12-13 13:22:13,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##694: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-12-13 13:22:13,080 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##695: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 2bv32 == __copy_from_user_~size#1; [2022-12-13 13:22:13,266 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:22:13,282 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:22:13,282 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 13:22:13,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:22:13 BoogieIcfgContainer [2022-12-13 13:22:13,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:22:13,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:22:13,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:22:13,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:22:13,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:20:49" (1/3) ... [2022-12-13 13:22:13,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7737ef52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:22:13, skipping insertion in model container [2022-12-13 13:22:13,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:20:52" (2/3) ... [2022-12-13 13:22:13,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7737ef52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:22:13, skipping insertion in model container [2022-12-13 13:22:13,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:22:13" (3/3) ... [2022-12-13 13:22:13,292 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-12-13 13:22:13,305 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:22:13,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:22:13,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:22:13,394 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=true, 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;@6c8416fd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:22:13,394 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:22:13,405 INFO L276 IsEmpty]: Start isEmpty. Operand has 3656 states, 2796 states have (on average 1.5046494992846924) internal successors, (4207), 2886 states have internal predecessors, (4207), 726 states have call successors, (726), 133 states have call predecessors, (726), 132 states have return successors, (718), 700 states have call predecessors, (718), 718 states have call successors, (718) [2022-12-13 13:22:13,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-13 13:22:13,413 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:13,414 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:13,414 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:13,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:13,418 INFO L85 PathProgramCache]: Analyzing trace with hash -479761739, now seen corresponding path program 1 times [2022-12-13 13:22:13,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:13,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212105370] [2022-12-13 13:22:13,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:13,431 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:13,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:13,433 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:13,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 13:22:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:18,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 2696 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:22:18,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:22:18,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:18,760 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:18,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212105370] [2022-12-13 13:22:18,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [212105370] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:18,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:18,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:22:18,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118862339] [2022-12-13 13:22:18,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:18,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:22:18,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:18,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:22:18,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:18,792 INFO L87 Difference]: Start difference. First operand has 3656 states, 2796 states have (on average 1.5046494992846924) internal successors, (4207), 2886 states have internal predecessors, (4207), 726 states have call successors, (726), 133 states have call predecessors, (726), 132 states have return successors, (718), 700 states have call predecessors, (718), 718 states have call successors, (718) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:19,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:19,494 INFO L93 Difference]: Finished difference Result 8250 states and 12757 transitions. [2022-12-13 13:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:22:19,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2022-12-13 13:22:19,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:19,521 INFO L225 Difference]: With dead ends: 8250 [2022-12-13 13:22:19,522 INFO L226 Difference]: Without dead ends: 4572 [2022-12-13 13:22:19,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:19,537 INFO L413 NwaCegarLoop]: 5812 mSDtfsCounter, 1423 mSDsluCounter, 5586 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 11398 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:19,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1423 Valid, 11398 Invalid, 38 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 13:22:19,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-12-13 13:22:19,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 4564. [2022-12-13 13:22:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 3518 states have (on average 1.5008527572484367) internal successors, (5280), 3621 states have internal predecessors, (5280), 863 states have call successors, (863), 183 states have call predecessors, (863), 182 states have return successors, (859), 835 states have call predecessors, (859), 859 states have call successors, (859) [2022-12-13 13:22:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 7002 transitions. [2022-12-13 13:22:19,727 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 7002 transitions. Word has length 56 [2022-12-13 13:22:19,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:19,727 INFO L495 AbstractCegarLoop]: Abstraction has 4564 states and 7002 transitions. [2022-12-13 13:22:19,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 7002 transitions. [2022-12-13 13:22:19,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-13 13:22:19,730 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:19,730 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:19,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:22:19,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:19,931 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:19,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:19,932 INFO L85 PathProgramCache]: Analyzing trace with hash -957770457, now seen corresponding path program 1 times [2022-12-13 13:22:19,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:19,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716004875] [2022-12-13 13:22:19,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:19,935 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:19,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:19,936 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:19,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 13:22:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:24,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 2612 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:22:24,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:22:25,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:25,482 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:25,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716004875] [2022-12-13 13:22:25,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716004875] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:25,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:25,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:22:25,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015153310] [2022-12-13 13:22:25,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:25,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:22:25,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:25,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:22:25,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:25,486 INFO L87 Difference]: Start difference. First operand 4564 states and 7002 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:25,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:25,728 INFO L93 Difference]: Finished difference Result 9113 states and 13983 transitions. [2022-12-13 13:22:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:22:25,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-12-13 13:22:25,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:25,755 INFO L225 Difference]: With dead ends: 9113 [2022-12-13 13:22:25,755 INFO L226 Difference]: Without dead ends: 4564 [2022-12-13 13:22:25,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:25,767 INFO L413 NwaCegarLoop]: 5620 mSDtfsCounter, 5588 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5588 SdHoareTripleChecker+Valid, 5620 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:25,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5588 Valid, 5620 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:22:25,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4564 states. [2022-12-13 13:22:25,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4564 to 4564. [2022-12-13 13:22:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 3518 states have (on average 1.5002842524161455) internal successors, (5278), 3621 states have internal predecessors, (5278), 863 states have call successors, (863), 183 states have call predecessors, (863), 182 states have return successors, (859), 835 states have call predecessors, (859), 859 states have call successors, (859) [2022-12-13 13:22:25,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 7000 transitions. [2022-12-13 13:22:25,912 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 7000 transitions. Word has length 65 [2022-12-13 13:22:25,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:25,913 INFO L495 AbstractCegarLoop]: Abstraction has 4564 states and 7000 transitions. [2022-12-13 13:22:25,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:25,913 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 7000 transitions. [2022-12-13 13:22:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-13 13:22:25,914 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:25,914 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:25,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-12-13 13:22:26,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:26,115 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:26,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:26,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1748848937, now seen corresponding path program 1 times [2022-12-13 13:22:26,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:26,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841299991] [2022-12-13 13:22:26,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:26,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:26,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:26,119 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:26,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 13:22:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:31,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 2611 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:22:31,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:22:31,412 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:31,413 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:31,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841299991] [2022-12-13 13:22:31,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841299991] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:31,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:31,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:22:31,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573695917] [2022-12-13 13:22:31,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:31,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:22:31,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:31,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:22:31,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:31,414 INFO L87 Difference]: Start difference. First operand 4564 states and 7000 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:32,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:32,544 INFO L93 Difference]: Finished difference Result 4577 states and 7012 transitions. [2022-12-13 13:22:32,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:22:32,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-12-13 13:22:32,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:32,569 INFO L225 Difference]: With dead ends: 4577 [2022-12-13 13:22:32,569 INFO L226 Difference]: Without dead ends: 4574 [2022-12-13 13:22:32,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:32,573 INFO L413 NwaCegarLoop]: 5629 mSDtfsCounter, 5575 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5575 SdHoareTripleChecker+Valid, 5658 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:32,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5575 Valid, 5658 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 13:22:32,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-12-13 13:22:32,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 4574. [2022-12-13 13:22:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4574 states, 3526 states have (on average 1.499149177538287) internal successors, (5286), 3628 states have internal predecessors, (5286), 863 states have call successors, (863), 185 states have call predecessors, (863), 184 states have return successors, (860), 836 states have call predecessors, (860), 860 states have call successors, (860) [2022-12-13 13:22:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 4574 states and 7009 transitions. [2022-12-13 13:22:32,760 INFO L78 Accepts]: Start accepts. Automaton has 4574 states and 7009 transitions. Word has length 65 [2022-12-13 13:22:32,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:32,760 INFO L495 AbstractCegarLoop]: Abstraction has 4574 states and 7009 transitions. [2022-12-13 13:22:32,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 4574 states and 7009 transitions. [2022-12-13 13:22:32,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-13 13:22:32,762 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:32,762 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:32,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 13:22:32,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:32,962 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:32,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:32,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1621423704, now seen corresponding path program 1 times [2022-12-13 13:22:32,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:32,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1135838959] [2022-12-13 13:22:32,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:32,965 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:32,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:32,966 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:32,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 13:22:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:37,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 2612 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:22:37,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 13:22:38,252 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:38,252 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:38,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1135838959] [2022-12-13 13:22:38,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1135838959] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:38,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:38,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:22:38,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775054944] [2022-12-13 13:22:38,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:38,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:22:38,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:38,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:22:38,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:38,254 INFO L87 Difference]: Start difference. First operand 4574 states and 7009 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:39,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:39,290 INFO L93 Difference]: Finished difference Result 6999 states and 10621 transitions. [2022-12-13 13:22:39,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:22:39,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 66 [2022-12-13 13:22:39,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:39,319 INFO L225 Difference]: With dead ends: 6999 [2022-12-13 13:22:39,319 INFO L226 Difference]: Without dead ends: 6911 [2022-12-13 13:22:39,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:39,325 INFO L413 NwaCegarLoop]: 6384 mSDtfsCounter, 2260 mSDsluCounter, 5553 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2260 SdHoareTripleChecker+Valid, 11937 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:39,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2260 Valid, 11937 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 13:22:39,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6911 states. [2022-12-13 13:22:39,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6911 to 6911. [2022-12-13 13:22:39,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6911 states, 5321 states have (on average 1.4933283217440332) internal successors, (7946), 5495 states have internal predecessors, (7946), 1279 states have call successors, (1279), 313 states have call predecessors, (1279), 310 states have return successors, (1278), 1220 states have call predecessors, (1278), 1276 states have call successors, (1278) [2022-12-13 13:22:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6911 states to 6911 states and 10503 transitions. [2022-12-13 13:22:39,601 INFO L78 Accepts]: Start accepts. Automaton has 6911 states and 10503 transitions. Word has length 66 [2022-12-13 13:22:39,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:39,601 INFO L495 AbstractCegarLoop]: Abstraction has 6911 states and 10503 transitions. [2022-12-13 13:22:39,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:22:39,601 INFO L276 IsEmpty]: Start isEmpty. Operand 6911 states and 10503 transitions. [2022-12-13 13:22:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-13 13:22:39,608 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:39,608 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:39,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 13:22:39,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:39,810 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:39,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:39,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1518391414, now seen corresponding path program 1 times [2022-12-13 13:22:39,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:39,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228854756] [2022-12-13 13:22:39,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:39,820 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:39,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:39,823 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:39,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 13:22:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 2753 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 13:22:44,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 13:22:45,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:45,155 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:45,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228854756] [2022-12-13 13:22:45,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [228854756] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:45,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:45,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:22:45,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950742503] [2022-12-13 13:22:45,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:45,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:22:45,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:45,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:22:45,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:22:45,156 INFO L87 Difference]: Start difference. First operand 6911 states and 10503 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 13:22:46,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:46,552 INFO L93 Difference]: Finished difference Result 13818 states and 21001 transitions. [2022-12-13 13:22:46,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:22:46,553 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 111 [2022-12-13 13:22:46,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:46,580 INFO L225 Difference]: With dead ends: 13818 [2022-12-13 13:22:46,580 INFO L226 Difference]: Without dead ends: 6915 [2022-12-13 13:22:46,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:22:46,600 INFO L413 NwaCegarLoop]: 5616 mSDtfsCounter, 23 mSDsluCounter, 22458 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 28074 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:46,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 28074 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-13 13:22:46,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6915 states. [2022-12-13 13:22:46,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6915 to 6904. [2022-12-13 13:22:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6904 states, 5318 states have (on average 1.4928544565626176) internal successors, (7939), 5490 states have internal predecessors, (7939), 1277 states have call successors, (1277), 311 states have call predecessors, (1277), 308 states have return successors, (1276), 1217 states have call predecessors, (1276), 1274 states have call successors, (1276) [2022-12-13 13:22:46,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6904 states to 6904 states and 10492 transitions. [2022-12-13 13:22:46,838 INFO L78 Accepts]: Start accepts. Automaton has 6904 states and 10492 transitions. Word has length 111 [2022-12-13 13:22:46,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:46,839 INFO L495 AbstractCegarLoop]: Abstraction has 6904 states and 10492 transitions. [2022-12-13 13:22:46,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 13:22:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 6904 states and 10492 transitions. [2022-12-13 13:22:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-13 13:22:46,843 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:46,843 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:46,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 13:22:47,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:47,044 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:47,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:47,044 INFO L85 PathProgramCache]: Analyzing trace with hash 885555850, now seen corresponding path program 1 times [2022-12-13 13:22:47,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:47,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1750135679] [2022-12-13 13:22:47,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:47,047 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:47,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:47,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:47,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 13:22:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:52,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 2765 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:22:52,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-13 13:22:52,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:52,226 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:52,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1750135679] [2022-12-13 13:22:52,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1750135679] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:52,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:52,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:22:52,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606161865] [2022-12-13 13:22:52,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:52,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:22:52,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:52,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:22:52,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:22:52,228 INFO L87 Difference]: Start difference. First operand 6904 states and 10492 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:22:53,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:53,349 INFO L93 Difference]: Finished difference Result 13960 states and 21237 transitions. [2022-12-13 13:22:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 13:22:53,349 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 115 [2022-12-13 13:22:53,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:53,368 INFO L225 Difference]: With dead ends: 13960 [2022-12-13 13:22:53,368 INFO L226 Difference]: Without dead ends: 7082 [2022-12-13 13:22:53,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:22:53,385 INFO L413 NwaCegarLoop]: 5902 mSDtfsCounter, 3403 mSDsluCounter, 7839 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 562 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3403 SdHoareTripleChecker+Valid, 13741 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 562 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:53,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3403 Valid, 13741 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [562 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-13 13:22:53,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7082 states. [2022-12-13 13:22:53,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7082 to 6904. [2022-12-13 13:22:53,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6904 states, 5318 states have (on average 1.4921022940955246) internal successors, (7935), 5490 states have internal predecessors, (7935), 1277 states have call successors, (1277), 311 states have call predecessors, (1277), 308 states have return successors, (1276), 1217 states have call predecessors, (1276), 1274 states have call successors, (1276) [2022-12-13 13:22:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6904 states to 6904 states and 10488 transitions. [2022-12-13 13:22:53,651 INFO L78 Accepts]: Start accepts. Automaton has 6904 states and 10488 transitions. Word has length 115 [2022-12-13 13:22:53,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:53,651 INFO L495 AbstractCegarLoop]: Abstraction has 6904 states and 10488 transitions. [2022-12-13 13:22:53,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:22:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 6904 states and 10488 transitions. [2022-12-13 13:22:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 13:22:53,655 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:53,656 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:53,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-13 13:22:53,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:53,856 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:53,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:53,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1602260644, now seen corresponding path program 1 times [2022-12-13 13:22:53,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:53,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482369124] [2022-12-13 13:22:53,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:53,859 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:53,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:53,860 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:53,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-13 13:22:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:22:58,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 2769 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:22:58,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:22:59,004 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-13 13:22:59,004 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:22:59,004 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:22:59,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482369124] [2022-12-13 13:22:59,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1482369124] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:22:59,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:22:59,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:22:59,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383207892] [2022-12-13 13:22:59,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:22:59,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:22:59,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:22:59,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:22:59,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:59,006 INFO L87 Difference]: Start difference. First operand 6904 states and 10488 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:22:59,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:22:59,285 INFO L93 Difference]: Finished difference Result 13810 states and 20984 transitions. [2022-12-13 13:22:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:22:59,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 118 [2022-12-13 13:22:59,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:22:59,305 INFO L225 Difference]: With dead ends: 13810 [2022-12-13 13:22:59,305 INFO L226 Difference]: Without dead ends: 6932 [2022-12-13 13:22:59,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:22:59,318 INFO L413 NwaCegarLoop]: 5615 mSDtfsCounter, 8 mSDsluCounter, 5612 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 11227 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:22:59,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 11227 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:22:59,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6932 states. [2022-12-13 13:22:59,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6932 to 6908. [2022-12-13 13:22:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6908 states, 5322 states have (on average 1.4917324314167606) internal successors, (7939), 5494 states have internal predecessors, (7939), 1277 states have call successors, (1277), 311 states have call predecessors, (1277), 308 states have return successors, (1276), 1217 states have call predecessors, (1276), 1274 states have call successors, (1276) [2022-12-13 13:22:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6908 states to 6908 states and 10492 transitions. [2022-12-13 13:22:59,552 INFO L78 Accepts]: Start accepts. Automaton has 6908 states and 10492 transitions. Word has length 118 [2022-12-13 13:22:59,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:22:59,552 INFO L495 AbstractCegarLoop]: Abstraction has 6908 states and 10492 transitions. [2022-12-13 13:22:59,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:22:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 6908 states and 10492 transitions. [2022-12-13 13:22:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-13 13:22:59,556 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:22:59,556 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:22:59,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-13 13:22:59,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:59,757 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:22:59,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:22:59,757 INFO L85 PathProgramCache]: Analyzing trace with hash -276828377, now seen corresponding path program 1 times [2022-12-13 13:22:59,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:22:59,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937808309] [2022-12-13 13:22:59,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:22:59,760 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:22:59,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:22:59,760 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:22:59,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-13 13:23:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:04,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 2775 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:23:04,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 50 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-13 13:23:04,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:23:05,137 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-13 13:23:05,137 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:05,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1937808309] [2022-12-13 13:23:05,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1937808309] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:23:05,138 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 13:23:05,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-12-13 13:23:05,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636747419] [2022-12-13 13:23:05,138 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 13:23:05,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:23:05,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:05,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:23:05,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:23:05,140 INFO L87 Difference]: Start difference. First operand 6908 states and 10492 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 13:23:05,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:05,551 INFO L93 Difference]: Finished difference Result 13842 states and 21024 transitions. [2022-12-13 13:23:05,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:23:05,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 123 [2022-12-13 13:23:05,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:05,571 INFO L225 Difference]: With dead ends: 13842 [2022-12-13 13:23:05,571 INFO L226 Difference]: Without dead ends: 6960 [2022-12-13 13:23:05,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:23:05,597 INFO L413 NwaCegarLoop]: 5620 mSDtfsCounter, 25 mSDsluCounter, 16831 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 22451 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:05,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 22451 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 13:23:05,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6960 states. [2022-12-13 13:23:05,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6960 to 6936. [2022-12-13 13:23:05,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 5350 states have (on average 1.4906542056074767) internal successors, (7975), 5522 states have internal predecessors, (7975), 1277 states have call successors, (1277), 311 states have call predecessors, (1277), 308 states have return successors, (1276), 1217 states have call predecessors, (1276), 1274 states have call successors, (1276) [2022-12-13 13:23:05,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 10528 transitions. [2022-12-13 13:23:05,821 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 10528 transitions. Word has length 123 [2022-12-13 13:23:05,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:05,822 INFO L495 AbstractCegarLoop]: Abstraction has 6936 states and 10528 transitions. [2022-12-13 13:23:05,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 13:23:05,822 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 10528 transitions. [2022-12-13 13:23:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-13 13:23:05,826 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:05,826 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:05,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-13 13:23:06,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:06,027 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:06,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:06,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1752358702, now seen corresponding path program 2 times [2022-12-13 13:23:06,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:06,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590976335] [2022-12-13 13:23:06,030 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 13:23:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:06,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:06,031 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:06,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-13 13:23:11,050 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 13:23:11,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 13:23:11,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 2551 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 13:23:11,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:11,395 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-12-13 13:23:11,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:11,395 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:11,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590976335] [2022-12-13 13:23:11,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [590976335] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:11,395 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:11,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:23:11,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774522745] [2022-12-13 13:23:11,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:11,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:23:11,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:11,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:23:11,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:11,397 INFO L87 Difference]: Start difference. First operand 6936 states and 10528 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:23:12,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:12,538 INFO L93 Difference]: Finished difference Result 13845 states and 21023 transitions. [2022-12-13 13:23:12,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:23:12,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 127 [2022-12-13 13:23:12,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:12,557 INFO L225 Difference]: With dead ends: 13845 [2022-12-13 13:23:12,557 INFO L226 Difference]: Without dead ends: 6935 [2022-12-13 13:23:12,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:12,570 INFO L413 NwaCegarLoop]: 7311 mSDtfsCounter, 5520 mSDsluCounter, 2232 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5520 SdHoareTripleChecker+Valid, 9543 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:12,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5520 Valid, 9543 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 13:23:12,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6935 states. [2022-12-13 13:23:12,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6935 to 6935. [2022-12-13 13:23:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6935 states, 5350 states have (on average 1.4902803738317758) internal successors, (7973), 5521 states have internal predecessors, (7973), 1276 states have call successors, (1276), 311 states have call predecessors, (1276), 308 states have return successors, (1266), 1217 states have call predecessors, (1266), 1266 states have call successors, (1266) [2022-12-13 13:23:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6935 states to 6935 states and 10515 transitions. [2022-12-13 13:23:12,829 INFO L78 Accepts]: Start accepts. Automaton has 6935 states and 10515 transitions. Word has length 127 [2022-12-13 13:23:12,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:12,829 INFO L495 AbstractCegarLoop]: Abstraction has 6935 states and 10515 transitions. [2022-12-13 13:23:12,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 13:23:12,830 INFO L276 IsEmpty]: Start isEmpty. Operand 6935 states and 10515 transitions. [2022-12-13 13:23:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-13 13:23:12,837 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:12,838 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:12,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-12-13 13:23:13,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:13,039 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:13,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:13,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1509153193, now seen corresponding path program 1 times [2022-12-13 13:23:13,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:13,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [403458236] [2022-12-13 13:23:13,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:13,042 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:13,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:13,043 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:13,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-13 13:23:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:18,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 2918 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:23:18,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-12-13 13:23:19,023 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:19,023 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:19,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [403458236] [2022-12-13 13:23:19,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [403458236] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:19,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:19,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:23:19,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95642565] [2022-12-13 13:23:19,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:19,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:23:19,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:19,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:23:19,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:19,025 INFO L87 Difference]: Start difference. First operand 6935 states and 10515 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 13:23:19,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:19,295 INFO L93 Difference]: Finished difference Result 13844 states and 20998 transitions. [2022-12-13 13:23:19,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:23:19,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 152 [2022-12-13 13:23:19,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:19,313 INFO L225 Difference]: With dead ends: 13844 [2022-12-13 13:23:19,313 INFO L226 Difference]: Without dead ends: 6935 [2022-12-13 13:23:19,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:19,325 INFO L413 NwaCegarLoop]: 5613 mSDtfsCounter, 5564 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5564 SdHoareTripleChecker+Valid, 5613 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:19,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5564 Valid, 5613 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:23:19,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6935 states. [2022-12-13 13:23:19,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6935 to 6935. [2022-12-13 13:23:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6935 states, 5350 states have (on average 1.489532710280374) internal successors, (7969), 5521 states have internal predecessors, (7969), 1276 states have call successors, (1276), 311 states have call predecessors, (1276), 308 states have return successors, (1266), 1217 states have call predecessors, (1266), 1266 states have call successors, (1266) [2022-12-13 13:23:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6935 states to 6935 states and 10511 transitions. [2022-12-13 13:23:19,645 INFO L78 Accepts]: Start accepts. Automaton has 6935 states and 10511 transitions. Word has length 152 [2022-12-13 13:23:19,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:19,645 INFO L495 AbstractCegarLoop]: Abstraction has 6935 states and 10511 transitions. [2022-12-13 13:23:19,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 13:23:19,645 INFO L276 IsEmpty]: Start isEmpty. Operand 6935 states and 10511 transitions. [2022-12-13 13:23:19,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-13 13:23:19,652 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:19,652 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:19,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-12-13 13:23:19,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:19,854 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:19,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:19,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1749392939, now seen corresponding path program 1 times [2022-12-13 13:23:19,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:19,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [495877264] [2022-12-13 13:23:19,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:19,864 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:19,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:19,867 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:19,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-12-13 13:23:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:24,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 2918 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:23:25,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-13 13:23:25,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:25,282 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:25,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [495877264] [2022-12-13 13:23:25,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [495877264] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:25,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:25,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:23:25,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653570420] [2022-12-13 13:23:25,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:25,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:23:25,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:25,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:23:25,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:25,285 INFO L87 Difference]: Start difference. First operand 6935 states and 10511 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 13:23:26,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:26,893 INFO L93 Difference]: Finished difference Result 17177 states and 25920 transitions. [2022-12-13 13:23:26,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:23:26,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 152 [2022-12-13 13:23:26,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:26,914 INFO L225 Difference]: With dead ends: 17177 [2022-12-13 13:23:26,914 INFO L226 Difference]: Without dead ends: 10268 [2022-12-13 13:23:26,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:26,924 INFO L413 NwaCegarLoop]: 7061 mSDtfsCounter, 3607 mSDsluCounter, 4792 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3607 SdHoareTripleChecker+Valid, 11853 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:26,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3607 Valid, 11853 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 13:23:26,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10268 states. [2022-12-13 13:23:27,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10268 to 10250. [2022-12-13 13:23:27,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10250 states, 7841 states have (on average 1.4754495600051014) internal successors, (11569), 8109 states have internal predecessors, (11569), 1921 states have call successors, (1921), 491 states have call predecessors, (1921), 487 states have return successors, (1911), 1824 states have call predecessors, (1911), 1911 states have call successors, (1911) [2022-12-13 13:23:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10250 states to 10250 states and 15401 transitions. [2022-12-13 13:23:27,415 INFO L78 Accepts]: Start accepts. Automaton has 10250 states and 15401 transitions. Word has length 152 [2022-12-13 13:23:27,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:27,416 INFO L495 AbstractCegarLoop]: Abstraction has 10250 states and 15401 transitions. [2022-12-13 13:23:27,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 13:23:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 10250 states and 15401 transitions. [2022-12-13 13:23:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-13 13:23:27,427 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:27,427 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:27,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-12-13 13:23:27,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:27,628 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:27,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:27,629 INFO L85 PathProgramCache]: Analyzing trace with hash 678979957, now seen corresponding path program 1 times [2022-12-13 13:23:27,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:27,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615180603] [2022-12-13 13:23:27,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:27,631 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:27,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:27,632 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:27,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-12-13 13:23:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:33,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 2957 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:23:33,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:33,119 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-13 13:23:33,120 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:33,120 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:33,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615180603] [2022-12-13 13:23:33,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1615180603] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:33,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:33,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:23:33,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766980157] [2022-12-13 13:23:33,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:33,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:23:33,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:33,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:23:33,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:23:33,122 INFO L87 Difference]: Start difference. First operand 10250 states and 15401 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:23:35,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:35,366 INFO L93 Difference]: Finished difference Result 24315 states and 36490 transitions. [2022-12-13 13:23:35,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:23:35,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 168 [2022-12-13 13:23:35,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:35,398 INFO L225 Difference]: With dead ends: 24315 [2022-12-13 13:23:35,398 INFO L226 Difference]: Without dead ends: 14091 [2022-12-13 13:23:35,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:23:35,413 INFO L413 NwaCegarLoop]: 9187 mSDtfsCounter, 3869 mSDsluCounter, 14500 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3869 SdHoareTripleChecker+Valid, 23687 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:35,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3869 Valid, 23687 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-13 13:23:35,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14091 states. [2022-12-13 13:23:35,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14091 to 10252. [2022-12-13 13:23:35,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10252 states, 7843 states have (on average 1.4752008160142802) internal successors, (11570), 8111 states have internal predecessors, (11570), 1921 states have call successors, (1921), 491 states have call predecessors, (1921), 487 states have return successors, (1911), 1824 states have call predecessors, (1911), 1911 states have call successors, (1911) [2022-12-13 13:23:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10252 states to 10252 states and 15402 transitions. [2022-12-13 13:23:35,991 INFO L78 Accepts]: Start accepts. Automaton has 10252 states and 15402 transitions. Word has length 168 [2022-12-13 13:23:35,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:35,991 INFO L495 AbstractCegarLoop]: Abstraction has 10252 states and 15402 transitions. [2022-12-13 13:23:35,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:23:35,991 INFO L276 IsEmpty]: Start isEmpty. Operand 10252 states and 15402 transitions. [2022-12-13 13:23:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-13 13:23:36,004 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:36,004 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:36,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2022-12-13 13:23:36,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:36,206 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:36,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:36,207 INFO L85 PathProgramCache]: Analyzing trace with hash 62027074, now seen corresponding path program 1 times [2022-12-13 13:23:36,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:36,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [389652387] [2022-12-13 13:23:36,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:36,213 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:36,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:36,214 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:36,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-12-13 13:23:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:42,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 3015 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:23:42,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-13 13:23:42,388 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:42,388 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:42,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [389652387] [2022-12-13 13:23:42,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [389652387] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:42,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:42,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:23:42,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463636192] [2022-12-13 13:23:42,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:42,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:23:42,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:42,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:23:42,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:42,390 INFO L87 Difference]: Start difference. First operand 10252 states and 15402 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:23:42,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:42,898 INFO L93 Difference]: Finished difference Result 20479 states and 30774 transitions. [2022-12-13 13:23:42,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:23:42,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 197 [2022-12-13 13:23:42,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:42,920 INFO L225 Difference]: With dead ends: 20479 [2022-12-13 13:23:42,920 INFO L226 Difference]: Without dead ends: 10253 [2022-12-13 13:23:42,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:42,934 INFO L413 NwaCegarLoop]: 5615 mSDtfsCounter, 0 mSDsluCounter, 5609 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11224 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:42,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11224 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:23:42,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10253 states. [2022-12-13 13:23:43,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10253 to 10253. [2022-12-13 13:23:43,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10253 states, 7844 states have (on average 1.4751402345741969) internal successors, (11571), 8112 states have internal predecessors, (11571), 1921 states have call successors, (1921), 491 states have call predecessors, (1921), 487 states have return successors, (1911), 1824 states have call predecessors, (1911), 1911 states have call successors, (1911) [2022-12-13 13:23:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10253 states to 10253 states and 15403 transitions. [2022-12-13 13:23:43,481 INFO L78 Accepts]: Start accepts. Automaton has 10253 states and 15403 transitions. Word has length 197 [2022-12-13 13:23:43,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:43,482 INFO L495 AbstractCegarLoop]: Abstraction has 10253 states and 15403 transitions. [2022-12-13 13:23:43,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:23:43,482 INFO L276 IsEmpty]: Start isEmpty. Operand 10253 states and 15403 transitions. [2022-12-13 13:23:43,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-13 13:23:43,499 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:43,499 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:43,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2022-12-13 13:23:43,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:43,701 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:43,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:43,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1737103549, now seen corresponding path program 1 times [2022-12-13 13:23:43,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:43,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984901958] [2022-12-13 13:23:43,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:43,715 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:43,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:43,718 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:43,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-12-13 13:23:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:49,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 3018 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:23:49,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-12-13 13:23:49,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:49,278 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:49,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984901958] [2022-12-13 13:23:49,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [984901958] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:49,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:49,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:23:49,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897050410] [2022-12-13 13:23:49,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:49,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:23:49,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:49,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:23:49,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:49,281 INFO L87 Difference]: Start difference. First operand 10253 states and 15403 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:23:50,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:50,078 INFO L93 Difference]: Finished difference Result 22516 states and 34004 transitions. [2022-12-13 13:23:50,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:23:50,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 199 [2022-12-13 13:23:50,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:50,119 INFO L225 Difference]: With dead ends: 22516 [2022-12-13 13:23:50,119 INFO L226 Difference]: Without dead ends: 12289 [2022-12-13 13:23:50,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:50,144 INFO L413 NwaCegarLoop]: 6939 mSDtfsCounter, 1646 mSDsluCounter, 5049 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 11988 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:50,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1919 Valid, 11988 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:23:50,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12289 states. [2022-12-13 13:23:50,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12289 to 10259. [2022-12-13 13:23:50,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10259 states, 7850 states have (on average 1.4747770700636942) internal successors, (11577), 8118 states have internal predecessors, (11577), 1921 states have call successors, (1921), 491 states have call predecessors, (1921), 487 states have return successors, (1911), 1824 states have call predecessors, (1911), 1911 states have call successors, (1911) [2022-12-13 13:23:50,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10259 states to 10259 states and 15409 transitions. [2022-12-13 13:23:50,669 INFO L78 Accepts]: Start accepts. Automaton has 10259 states and 15409 transitions. Word has length 199 [2022-12-13 13:23:50,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:50,669 INFO L495 AbstractCegarLoop]: Abstraction has 10259 states and 15409 transitions. [2022-12-13 13:23:50,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:23:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 10259 states and 15409 transitions. [2022-12-13 13:23:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-13 13:23:50,679 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:50,679 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:50,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-12-13 13:23:50,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:50,882 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:50,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:50,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1171660353, now seen corresponding path program 1 times [2022-12-13 13:23:50,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:50,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [598869016] [2022-12-13 13:23:50,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:50,892 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:50,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:50,895 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:50,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-12-13 13:23:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:23:56,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 3018 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:23:56,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:23:56,748 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-12-13 13:23:56,748 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:23:56,748 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:23:56,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [598869016] [2022-12-13 13:23:56,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [598869016] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:23:56,749 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:23:56,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:23:56,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516710531] [2022-12-13 13:23:56,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:23:56,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:23:56,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:23:56,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:23:56,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:56,751 INFO L87 Difference]: Start difference. First operand 10259 states and 15409 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:23:58,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:23:58,377 INFO L93 Difference]: Finished difference Result 19580 states and 29417 transitions. [2022-12-13 13:23:58,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:23:58,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 199 [2022-12-13 13:23:58,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:23:58,398 INFO L225 Difference]: With dead ends: 19580 [2022-12-13 13:23:58,398 INFO L226 Difference]: Without dead ends: 9347 [2022-12-13 13:23:58,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:23:58,415 INFO L413 NwaCegarLoop]: 8380 mSDtfsCounter, 4781 mSDsluCounter, 3635 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4781 SdHoareTripleChecker+Valid, 12015 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:23:58,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4781 Valid, 12015 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-13 13:23:58,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9347 states. [2022-12-13 13:23:58,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9347 to 9329. [2022-12-13 13:23:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9329 states, 7116 states have (on average 1.469505340078696) internal successors, (10457), 7361 states have internal predecessors, (10457), 1776 states have call successors, (1776), 440 states have call predecessors, (1776), 436 states have return successors, (1766), 1686 states have call predecessors, (1766), 1766 states have call successors, (1766) [2022-12-13 13:23:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9329 states to 9329 states and 13999 transitions. [2022-12-13 13:23:58,940 INFO L78 Accepts]: Start accepts. Automaton has 9329 states and 13999 transitions. Word has length 199 [2022-12-13 13:23:58,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:23:58,940 INFO L495 AbstractCegarLoop]: Abstraction has 9329 states and 13999 transitions. [2022-12-13 13:23:58,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:23:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 9329 states and 13999 transitions. [2022-12-13 13:23:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-13 13:23:58,950 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:23:58,950 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:23:59,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-12-13 13:23:59,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:59,152 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:23:59,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:23:59,153 INFO L85 PathProgramCache]: Analyzing trace with hash -20172558, now seen corresponding path program 1 times [2022-12-13 13:23:59,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:23:59,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1686155874] [2022-12-13 13:23:59,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:23:59,163 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:23:59,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:23:59,166 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:23:59,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17fb326-a93a-4297-902f-41244c7107da/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-12-13 13:24:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:24:13,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 2944 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-13 13:24:13,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:24:14,275 INFO L217 Elim1Store]: Index analysis took 283 ms [2022-12-13 13:24:15,592 INFO L321 Elim1Store]: treesize reduction 446, result has 13.7 percent of original size [2022-12-13 13:24:15,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 597 treesize of output 646 [2022-12-13 13:24:15,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 13:24:15,909 INFO L217 Elim1Store]: Index analysis took 252 ms [2022-12-13 13:24:16,863 INFO L321 Elim1Store]: treesize reduction 345, result has 16.1 percent of original size [2022-12-13 13:24:16,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 88 [2022-12-13 13:24:20,973 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 13:24:20,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 7 [2022-12-13 13:24:20,996 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 13:24:20,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 7 [2022-12-13 13:24:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-12-13 13:24:21,077 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:24:21,077 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:24:21,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1686155874] [2022-12-13 13:24:21,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1686155874] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:24:21,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:24:21,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:24:21,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974569448] [2022-12-13 13:24:21,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:24:21,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:24:21,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:24:21,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:24:21,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:24:21,079 INFO L87 Difference]: Start difference. First operand 9329 states and 13999 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 13:24:29,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:33,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:35,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:38,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:45,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:50,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:52,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:24:56,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:25:04,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:25:07,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 13:25:09,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []