./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 16:43:16,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:43:16,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:43:16,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:43:16,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:43:16,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:43:16,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:43:16,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:43:16,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:43:16,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:43:16,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:43:16,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:43:16,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:43:16,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:43:16,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:43:16,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:43:16,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:43:16,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:43:16,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:43:16,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:43:16,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:43:16,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:43:16,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:43:16,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:43:16,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:43:16,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:43:16,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:43:16,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:43:16,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:43:16,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:43:16,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:43:16,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:43:16,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:43:16,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:43:16,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:43:16,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:43:16,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:43:16,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:43:16,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:43:16,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:43:16,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:43:16,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:43:16,396 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:43:16,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:43:16,397 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:43:16,397 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:43:16,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:43:16,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:43:16,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:43:16,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:43:16,401 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:43:16,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:43:16,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:43:16,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:43:16,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:43:16,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:43:16,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:43:16,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:43:16,405 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:43:16,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:43:16,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:43:16,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:43:16,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:43:16,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:43:16,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:43:16,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:43:16,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:43:16,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:43:16,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:43:16,409 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:43:16,410 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:43:16,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:43:16,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2022-11-21 16:43:16,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:43:16,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:43:16,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:43:16,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:43:16,789 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:43:16,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-21 16:43:19,999 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:43:20,740 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:43:20,742 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-21 16:43:20,813 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data/2ff1299e3/8e02c9f0bbc64eab844d9ef6cc59234a/FLAGc5f1618d9 [2022-11-21 16:43:20,835 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data/2ff1299e3/8e02c9f0bbc64eab844d9ef6cc59234a [2022-11-21 16:43:20,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:43:20,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:43:20,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:43:20,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:43:20,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:43:20,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:43:20" (1/1) ... [2022-11-21 16:43:20,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7267cf85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:20, skipping insertion in model container [2022-11-21 16:43:20,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:43:20" (1/1) ... [2022-11-21 16:43:20,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:43:21,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:43:21,853 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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-21 16:43:24,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:43:24,535 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:43:24,634 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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-21 16:43:25,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:43:25,345 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:43:25,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25 WrapperNode [2022-11-21 16:43:25,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:43:25,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:43:25,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:43:25,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:43:25,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:25,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:25,916 INFO L138 Inliner]: procedures = 414, calls = 5182, calls flagged for inlining = 149, calls inlined = 134, statements flattened = 10218 [2022-11-21 16:43:25,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:43:25,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:43:25,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:43:25,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:43:25,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:25,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,806 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:43:26,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:43:26,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:43:26,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:43:26,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (1/1) ... [2022-11-21 16:43:26,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:43:26,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:43:26,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:43:26,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:43:27,009 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2022-11-21 16:43:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2022-11-21 16:43:27,010 INFO L130 BoogieDeclarations]: Found specification of procedure poll_def_tmr [2022-11-21 16:43:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_def_tmr [2022-11-21 16:43:27,010 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2022-11-21 16:43:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2022-11-21 16:43:27,011 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2022-11-21 16:43:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2022-11-21 16:43:27,011 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-21 16:43:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-21 16:43:27,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:43:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:43:27,012 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2022-11-21 16:43:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2022-11-21 16:43:27,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~int [2022-11-21 16:43:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~int [2022-11-21 16:43:27,013 INFO L130 BoogieDeclarations]: Found specification of procedure seq_input_event [2022-11-21 16:43:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_input_event [2022-11-21 16:43:27,013 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2022-11-21 16:43:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2022-11-21 16:43:27,014 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2022-11-21 16:43:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2022-11-21 16:43:27,014 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2022-11-21 16:43:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2022-11-21 16:43:27,015 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-21 16:43:27,015 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2022-11-21 16:43:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2022-11-21 16:43:27,015 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-21 16:43:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-21 16:43:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2022-11-21 16:43:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2022-11-21 16:43:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2022-11-21 16:43:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2022-11-21 16:43:27,017 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2022-11-21 16:43:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2022-11-21 16:43:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-21 16:43:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-21 16:43:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-21 16:43:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-21 16:43:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 16:43:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 16:43:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:43:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2022-11-21 16:43:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2022-11-21 16:43:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2022-11-21 16:43:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2022-11-21 16:43:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2022-11-21 16:43:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2022-11-21 16:43:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2022-11-21 16:43:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2022-11-21 16:43:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 16:43:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 16:43:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2022-11-21 16:43:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2022-11-21 16:43:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 16:43:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-21 16:43:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-21 16:43:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2022-11-21 16:43:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2022-11-21 16:43:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:43:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure midi_poll [2022-11-21 16:43:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_poll [2022-11-21 16:43:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2022-11-21 16:43:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2022-11-21 16:43:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2022-11-21 16:43:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2022-11-21 16:43:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:43:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2022-11-21 16:43:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2022-11-21 16:43:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-21 16:43:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-21 16:43:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-21 16:43:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-21 16:43:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 16:43:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 16:43:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2022-11-21 16:43:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2022-11-21 16:43:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2022-11-21 16:43:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2022-11-21 16:43:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2022-11-21 16:43:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2022-11-21 16:43:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2022-11-21 16:43:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2022-11-21 16:43:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2022-11-21 16:43:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2022-11-21 16:43:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-21 16:43:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-21 16:43:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-21 16:43:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-21 16:43:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-21 16:43:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2022-11-21 16:43:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2022-11-21 16:43:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2022-11-21 16:43:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2022-11-21 16:43:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2022-11-21 16:43:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2022-11-21 16:43:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-21 16:43:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-21 16:43:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:43:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2022-11-21 16:43:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2022-11-21 16:43:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2022-11-21 16:43:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2022-11-21 16:43:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:43:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:43:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 16:43:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2022-11-21 16:43:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2022-11-21 16:43:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2022-11-21 16:43:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2022-11-21 16:43:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2022-11-21 16:43:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2022-11-21 16:43:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2022-11-21 16:43:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2022-11-21 16:43:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-11-21 16:43:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-11-21 16:43:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2022-11-21 16:43:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2022-11-21 16:43:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-21 16:43:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-21 16:43:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2022-11-21 16:43:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2022-11-21 16:43:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2022-11-21 16:43:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2022-11-21 16:43:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2022-11-21 16:43:27,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2022-11-21 16:43:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-21 16:43:27,050 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-21 16:43:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~int [2022-11-21 16:43:27,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~int [2022-11-21 16:43:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2022-11-21 16:43:27,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2022-11-21 16:43:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-21 16:43:27,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-21 16:43:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-11-21 16:43:27,057 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-11-21 16:43:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-21 16:43:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-21 16:43:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:43:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:43:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2022-11-21 16:43:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2022-11-21 16:43:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2022-11-21 16:43:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2022-11-21 16:43:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~VOID [2022-11-21 16:43:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~VOID [2022-11-21 16:43:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-21 16:43:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-21 16:43:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-21 16:43:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-21 16:43:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 16:43:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 16:43:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 16:43:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 16:43:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-21 16:43:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-21 16:43:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-21 16:43:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-11-21 16:43:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-11-21 16:43:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2022-11-21 16:43:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2022-11-21 16:43:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2022-11-21 16:43:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2022-11-21 16:43:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2022-11-21 16:43:27,064 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2022-11-21 16:43:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-21 16:43:27,064 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-21 16:43:27,154 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2022-11-21 16:43:27,154 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2022-11-21 16:43:27,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-21 16:43:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-21 16:43:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2022-11-21 16:43:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2022-11-21 16:43:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2022-11-21 16:43:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2022-11-21 16:43:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 16:43:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 16:43:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:43:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:43:27,155 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-21 16:43:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-21 16:43:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-21 16:43:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-21 16:43:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2022-11-21 16:43:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2022-11-21 16:43:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2022-11-21 16:43:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2022-11-21 16:43:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-11-21 16:43:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-11-21 16:43:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-11-21 16:43:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-11-21 16:43:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:43:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2022-11-21 16:43:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2022-11-21 16:43:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-11-21 16:43:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-11-21 16:43:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:43:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-21 16:43:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-21 16:43:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2022-11-21 16:43:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2022-11-21 16:43:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2022-11-21 16:43:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2022-11-21 16:43:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-21 16:43:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-21 16:43:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2022-11-21 16:43:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2022-11-21 16:43:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2022-11-21 16:43:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2022-11-21 16:43:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2022-11-21 16:43:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2022-11-21 16:43:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:43:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2022-11-21 16:43:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2022-11-21 16:43:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-21 16:43:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-21 16:43:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2022-11-21 16:43:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2022-11-21 16:43:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2022-11-21 16:43:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2022-11-21 16:43:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-21 16:43:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-21 16:43:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-21 16:43:27,204 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-21 16:43:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2022-11-21 16:43:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2022-11-21 16:43:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure do_midi_msg [2022-11-21 16:43:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure do_midi_msg [2022-11-21 16:43:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2022-11-21 16:43:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2022-11-21 16:43:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-21 16:43:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-21 16:43:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-21 16:43:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-21 16:43:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2022-11-21 16:43:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2022-11-21 16:43:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2022-11-21 16:43:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2022-11-21 16:43:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2022-11-21 16:43:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2022-11-21 16:43:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2022-11-21 16:43:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2022-11-21 16:43:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2022-11-21 16:43:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2022-11-21 16:43:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-21 16:43:27,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-21 16:43:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2022-11-21 16:43:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2022-11-21 16:43:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2022-11-21 16:43:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2022-11-21 16:43:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:43:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 16:43:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 16:43:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-21 16:43:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-21 16:43:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2022-11-21 16:43:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2022-11-21 16:43:27,207 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2022-11-21 16:43:27,207 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2022-11-21 16:43:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-21 16:43:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-21 16:43:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2022-11-21 16:43:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2022-11-21 16:43:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-21 16:43:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-21 16:43:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure do_sequencer_timer [2022-11-21 16:43:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sequencer_timer [2022-11-21 16:43:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2022-11-21 16:43:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2022-11-21 16:43:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2022-11-21 16:43:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2022-11-21 16:43:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-21 16:43:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-21 16:43:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-21 16:43:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-21 16:43:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2022-11-21 16:43:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2022-11-21 16:43:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2022-11-21 16:43:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2022-11-21 16:43:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2022-11-21 16:43:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2022-11-21 16:43:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2022-11-21 16:43:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2022-11-21 16:43:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2022-11-21 16:43:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2022-11-21 16:43:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 16:43:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 16:43:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-21 16:43:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-21 16:43:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:43:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2022-11-21 16:43:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2022-11-21 16:43:28,524 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:43:28,528 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:43:29,261 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 16:43:29,372 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0 != ~tmp___1~3;#res := ~ret~3; [2022-11-21 16:43:29,372 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0 != ~tmp___1~3);#res := ~ret~3; [2022-11-21 16:43:29,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2022-11-21 16:43:29,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2022-11-21 16:43:29,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2022-11-21 16:43:29,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0 != ~tmp___0~8;#res := ~ret~3; [2022-11-21 16:43:29,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0 != ~tmp___0~8);#res := ~ret~3; [2022-11-21 16:43:29,373 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2022-11-21 16:43:29,374 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16 == ~size; [2022-11-21 16:43:29,374 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:43:29,374 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10 == ~size; [2022-11-21 16:43:29,374 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:43:29,374 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:43:29,374 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8 == ~size; [2022-11-21 16:43:29,375 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); [2022-11-21 16:43:29,375 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 [2022-11-21 16:43:29,375 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2 == ~size; [2022-11-21 16:43:29,375 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:43:29,375 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4 == ~size; [2022-11-21 16:43:29,376 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: assume -9223372036854775808 <= #t~ret117 && #t~ret117 <= 9223372036854775807;~tmp___1~3 := #t~ret117;havoc #t~ret117; [2022-11-21 16:43:29,376 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 [2022-11-21 16:43:29,376 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: assume -9223372036854775808 <= #t~ret116 && #t~ret116 <= 9223372036854775807;~tmp___0~8 := #t~ret116;havoc #t~ret116; [2022-11-21 16:43:29,376 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 [2022-11-21 16:43:29,376 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2022-11-21 16:43:29,376 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115; [2022-11-21 16:43:42,448 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch110#1; [2022-11-21 16:43:42,449 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; [2022-11-21 16:43:42,449 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; [2022-11-21 16:43:42,449 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; [2022-11-21 16:43:42,449 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; [2022-11-21 16:43:42,449 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; [2022-11-21 16:43:42,449 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; [2022-11-21 16:43:42,449 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch110#1; [2022-11-21 16:43:42,450 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; [2022-11-21 16:43:42,450 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; [2022-11-21 16:43:42,450 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 [2022-11-21 16:43:42,450 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; [2022-11-21 16:43:42,450 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; [2022-11-21 16:43:42,450 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch110#1; [2022-11-21 16:43:42,450 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := true; [2022-11-21 16:43:42,451 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 [2022-11-21 16:43:42,451 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; [2022-11-21 16:43:42,451 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; [2022-11-21 16:43:42,451 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; [2022-11-21 16:43:42,451 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch110#1; [2022-11-21 16:43:42,451 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch110#1; [2022-11-21 16:43:42,451 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 [2022-11-21 16:43:42,451 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); [2022-11-21 16:43:42,452 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; [2022-11-21 16:43:42,452 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; [2022-11-21 16:43:42,672 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:43:42,696 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:43:42,696 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:43:42,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:43:42 BoogieIcfgContainer [2022-11-21 16:43:42,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:43:42,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:43:42,711 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:43:42,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:43:42,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:43:20" (1/3) ... [2022-11-21 16:43:42,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25696003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:43:42, skipping insertion in model container [2022-11-21 16:43:42,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:43:25" (2/3) ... [2022-11-21 16:43:42,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25696003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:43:42, skipping insertion in model container [2022-11-21 16:43:42,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:43:42" (3/3) ... [2022-11-21 16:43:42,719 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-21 16:43:42,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:43:42,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:43:42,886 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:43:42,894 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;@7cef8853, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:43:42,895 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:43:42,916 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) [2022-11-21 16:43:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 16:43:42,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:43:42,943 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] [2022-11-21 16:43:42,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:43:42,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:43:42,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1332818254, now seen corresponding path program 1 times [2022-11-21 16:43:42,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:43:42,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807365196] [2022-11-21 16:43:42,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:43:42,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:43:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:43:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:43:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:43:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:43:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:43:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:43:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-21 16:43:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:43:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-21 16:43:44,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:43:44,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807365196] [2022-11-21 16:43:44,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807365196] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:43:44,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:43:44,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:43:44,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056014682] [2022-11-21 16:43:44,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:43:44,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:43:44,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:43:44,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:43:44,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:43:44,047 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 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2022-11-21 16:43:56,224 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 [] [2022-11-21 16:43:59,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:43:59,026 INFO L93 Difference]: Finished difference Result 9296 states and 14557 transitions. [2022-11-21 16:43:59,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:43:59,028 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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 56 [2022-11-21 16:43:59,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:43:59,106 INFO L225 Difference]: With dead ends: 9296 [2022-11-21 16:43:59,106 INFO L226 Difference]: Without dead ends: 5435 [2022-11-21 16:43:59,134 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 [2022-11-21 16:43:59,137 INFO L413 NwaCegarLoop]: 5027 mSDtfsCounter, 4132 mSDsluCounter, 6944 mSDsCounter, 0 mSdLazyCounter, 4337 mSolverCounterSat, 1259 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4434 SdHoareTripleChecker+Valid, 11971 SdHoareTripleChecker+Invalid, 5597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1259 IncrementalHoareTripleChecker+Valid, 4337 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:43:59,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4434 Valid, 11971 Invalid, 5597 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1259 Valid, 4337 Invalid, 1 Unknown, 0 Unchecked, 14.2s Time] [2022-11-21 16:43:59,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5435 states. [2022-11-21 16:43:59,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5435 to 4902. [2022-11-21 16:43:59,618 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) [2022-11-21 16:43:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4902 states and 7541 transitions. [2022-11-21 16:43:59,668 INFO L78 Accepts]: Start accepts. Automaton has 4902 states and 7541 transitions. Word has length 56 [2022-11-21 16:43:59,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:43:59,669 INFO L495 AbstractCegarLoop]: Abstraction has 4902 states and 7541 transitions. [2022-11-21 16:43:59,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2022-11-21 16:43:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 4902 states and 7541 transitions. [2022-11-21 16:43:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-21 16:43:59,673 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:43:59,673 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] [2022-11-21 16:43:59,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:43:59,674 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:43:59,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:43:59,675 INFO L85 PathProgramCache]: Analyzing trace with hash -922707662, now seen corresponding path program 1 times [2022-11-21 16:43:59,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:43:59,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860517188] [2022-11-21 16:43:59,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:43:59,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:43:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:44:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:44:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:44:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:44:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:44:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:44:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:44:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-21 16:44:00,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:44:00,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860517188] [2022-11-21 16:44:00,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860517188] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:44:00,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:44:00,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:44:00,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75148790] [2022-11-21 16:44:00,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:44:00,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:44:00,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:44:00,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:44:00,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:44:00,332 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) [2022-11-21 16:44:10,463 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 [] [2022-11-21 16:44:13,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:44:13,161 INFO L93 Difference]: Finished difference Result 10314 states and 16003 transitions. [2022-11-21 16:44:13,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:44:13,162 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 [2022-11-21 16:44:13,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:44:13,201 INFO L225 Difference]: With dead ends: 10314 [2022-11-21 16:44:13,201 INFO L226 Difference]: Without dead ends: 5427 [2022-11-21 16:44:13,222 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 [2022-11-21 16:44:13,223 INFO L413 NwaCegarLoop]: 4846 mSDtfsCounter, 7156 mSDsluCounter, 2452 mSDsCounter, 0 mSdLazyCounter, 2486 mSolverCounterSat, 1537 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7640 SdHoareTripleChecker+Valid, 7298 SdHoareTripleChecker+Invalid, 4024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1537 IncrementalHoareTripleChecker+Valid, 2486 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:44:13,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7640 Valid, 7298 Invalid, 4024 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1537 Valid, 2486 Invalid, 1 Unknown, 0 Unchecked, 12.3s Time] [2022-11-21 16:44:13,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5427 states. [2022-11-21 16:44:13,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5427 to 4902. [2022-11-21 16:44:13,444 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) [2022-11-21 16:44:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4902 states and 7539 transitions. [2022-11-21 16:44:13,470 INFO L78 Accepts]: Start accepts. Automaton has 4902 states and 7539 transitions. Word has length 65 [2022-11-21 16:44:13,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:44:13,471 INFO L495 AbstractCegarLoop]: Abstraction has 4902 states and 7539 transitions. [2022-11-21 16:44:13,471 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) [2022-11-21 16:44:13,471 INFO L276 IsEmpty]: Start isEmpty. Operand 4902 states and 7539 transitions. [2022-11-21 16:44:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-21 16:44:13,473 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:44:13,473 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] [2022-11-21 16:44:13,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:44:13,474 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:44:13,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:44:13,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1783911732, now seen corresponding path program 1 times [2022-11-21 16:44:13,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:44:13,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385177456] [2022-11-21 16:44:13,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:44:13,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:44:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:44:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:44:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:44:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:44:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:44:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:44:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:44:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-21 16:44:13,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:44:13,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385177456] [2022-11-21 16:44:13,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385177456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:44:13,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:44:13,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:44:13,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390667772] [2022-11-21 16:44:13,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:44:13,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:44:13,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:44:13,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:44:13,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:44:13,960 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) [2022-11-21 16:44:23,625 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 [] [2022-11-21 16:44:26,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:44:26,484 INFO L93 Difference]: Finished difference Result 5442 states and 8494 transitions. [2022-11-21 16:44:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:44:26,485 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 [2022-11-21 16:44:26,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:44:26,523 INFO L225 Difference]: With dead ends: 5442 [2022-11-21 16:44:26,524 INFO L226 Difference]: Without dead ends: 5439 [2022-11-21 16:44:26,528 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 [2022-11-21 16:44:26,529 INFO L413 NwaCegarLoop]: 4860 mSDtfsCounter, 7127 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 2500 mSolverCounterSat, 1540 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7610 SdHoareTripleChecker+Valid, 7338 SdHoareTripleChecker+Invalid, 4041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1540 IncrementalHoareTripleChecker+Valid, 2500 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:44:26,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7610 Valid, 7338 Invalid, 4041 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1540 Valid, 2500 Invalid, 1 Unknown, 0 Unchecked, 12.1s Time] [2022-11-21 16:44:26,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5439 states. [2022-11-21 16:44:26,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5439 to 4912. [2022-11-21 16:44:26,860 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) [2022-11-21 16:44:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 4912 states and 7548 transitions. [2022-11-21 16:44:26,892 INFO L78 Accepts]: Start accepts. Automaton has 4912 states and 7548 transitions. Word has length 65 [2022-11-21 16:44:26,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:44:26,894 INFO L495 AbstractCegarLoop]: Abstraction has 4912 states and 7548 transitions. [2022-11-21 16:44:26,895 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) [2022-11-21 16:44:26,895 INFO L276 IsEmpty]: Start isEmpty. Operand 4912 states and 7548 transitions. [2022-11-21 16:44:26,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 16:44:26,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:44:26,897 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] [2022-11-21 16:44:26,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:44:26,897 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:44:26,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:44:26,898 INFO L85 PathProgramCache]: Analyzing trace with hash -534521245, now seen corresponding path program 1 times [2022-11-21 16:44:26,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:44:26,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605141491] [2022-11-21 16:44:26,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:44:26,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:44:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:44:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:44:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:44:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:44:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:44:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:44:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:44:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-21 16:44:27,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:44:27,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605141491] [2022-11-21 16:44:27,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605141491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:44:27,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:44:27,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:44:27,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161144795] [2022-11-21 16:44:27,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:44:27,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:44:27,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:44:27,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:44:27,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:44:27,340 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) [2022-11-21 16:44:39,441 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 [] [2022-11-21 16:44:42,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:44:42,754 INFO L93 Difference]: Finished difference Result 8547 states and 13211 transitions. [2022-11-21 16:44:42,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:44:42,755 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 [2022-11-21 16:44:42,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:44:42,813 INFO L225 Difference]: With dead ends: 8547 [2022-11-21 16:44:42,813 INFO L226 Difference]: Without dead ends: 8459 [2022-11-21 16:44:42,822 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 [2022-11-21 16:44:42,823 INFO L413 NwaCegarLoop]: 5333 mSDtfsCounter, 4928 mSDsluCounter, 7034 mSDsCounter, 0 mSdLazyCounter, 4665 mSolverCounterSat, 1538 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5281 SdHoareTripleChecker+Valid, 12367 SdHoareTripleChecker+Invalid, 6204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1538 IncrementalHoareTripleChecker+Valid, 4665 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:44:42,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5281 Valid, 12367 Invalid, 6204 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1538 Valid, 4665 Invalid, 1 Unknown, 0 Unchecked, 14.8s Time] [2022-11-21 16:44:42,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8459 states. [2022-11-21 16:44:43,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8459 to 7542. [2022-11-21 16:44:43,249 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) [2022-11-21 16:44:43,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7542 states to 7542 states and 11511 transitions. [2022-11-21 16:44:43,286 INFO L78 Accepts]: Start accepts. Automaton has 7542 states and 11511 transitions. Word has length 66 [2022-11-21 16:44:43,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:44:43,288 INFO L495 AbstractCegarLoop]: Abstraction has 7542 states and 11511 transitions. [2022-11-21 16:44:43,288 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) [2022-11-21 16:44:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 7542 states and 11511 transitions. [2022-11-21 16:44:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-21 16:44:43,299 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:44:43,299 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] [2022-11-21 16:44:43,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 16:44:43,300 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:44:43,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:44:43,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1353070372, now seen corresponding path program 1 times [2022-11-21 16:44:43,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:44:43,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577156491] [2022-11-21 16:44:43,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:44:43,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:44:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:44:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:44:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:44:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:44:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:44:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:44:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:44:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-21 16:44:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-21 16:44:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-21 16:44:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-21 16:44:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-21 16:44:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:44:43,962 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-21 16:44:43,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:44:43,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577156491] [2022-11-21 16:44:43,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577156491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:44:43,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:44:43,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:44:43,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264353772] [2022-11-21 16:44:43,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:44:43,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:44:43,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:44:43,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:44:43,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:44:43,967 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) [2022-11-21 16:45:04,809 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 [] [2022-11-21 16:45:10,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:45:10,490 INFO L93 Difference]: Finished difference Result 20139 states and 30885 transitions. [2022-11-21 16:45:10,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:45:10,499 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 [2022-11-21 16:45:10,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:45:10,588 INFO L225 Difference]: With dead ends: 20139 [2022-11-21 16:45:10,588 INFO L226 Difference]: Without dead ends: 12623 [2022-11-21 16:45:10,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:45:10,626 INFO L413 NwaCegarLoop]: 3027 mSDtfsCounter, 9850 mSDsluCounter, 5890 mSDsCounter, 0 mSdLazyCounter, 11133 mSolverCounterSat, 4034 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10335 SdHoareTripleChecker+Valid, 8917 SdHoareTripleChecker+Invalid, 15168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4034 IncrementalHoareTripleChecker+Valid, 11133 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:45:10,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10335 Valid, 8917 Invalid, 15168 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4034 Valid, 11133 Invalid, 1 Unknown, 0 Unchecked, 25.4s Time] [2022-11-21 16:45:10,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12623 states. [2022-11-21 16:45:11,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12623 to 11132. [2022-11-21 16:45:11,342 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) [2022-11-21 16:45:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11132 states to 11132 states and 16860 transitions. [2022-11-21 16:45:11,395 INFO L78 Accepts]: Start accepts. Automaton has 11132 states and 16860 transitions. Word has length 110 [2022-11-21 16:45:11,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:45:11,396 INFO L495 AbstractCegarLoop]: Abstraction has 11132 states and 16860 transitions. [2022-11-21 16:45:11,396 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) [2022-11-21 16:45:11,397 INFO L276 IsEmpty]: Start isEmpty. Operand 11132 states and 16860 transitions. [2022-11-21 16:45:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-21 16:45:11,410 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:45:11,410 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] [2022-11-21 16:45:11,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 16:45:11,410 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:45:11,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:45:11,411 INFO L85 PathProgramCache]: Analyzing trace with hash -2143593626, now seen corresponding path program 1 times [2022-11-21 16:45:11,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:45:11,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362076682] [2022-11-21 16:45:11,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:45:11,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:45:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:45:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:45:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:45:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:45:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:45:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:45:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:45:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-21 16:45:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-21 16:45:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-21 16:45:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-21 16:45:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-21 16:45:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 16:45:13,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:45:13,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362076682] [2022-11-21 16:45:13,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362076682] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:45:13,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287636007] [2022-11-21 16:45:13,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:45:13,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:45:13,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:45:13,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:45:13,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:45:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:15,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 4468 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:45:15,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:45:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:45:15,198 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:45:15,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287636007] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:45:15,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:45:15,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-11-21 16:45:15,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066580608] [2022-11-21 16:45:15,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:45:15,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:45:15,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:45:15,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:45:15,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-11-21 16:45:15,200 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) [2022-11-21 16:45:16,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:45:16,396 INFO L93 Difference]: Finished difference Result 22268 states and 33726 transitions. [2022-11-21 16:45:16,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:45:16,397 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 [2022-11-21 16:45:16,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:45:16,450 INFO L225 Difference]: With dead ends: 22268 [2022-11-21 16:45:16,450 INFO L226 Difference]: Without dead ends: 11135 [2022-11-21 16:45:16,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-11-21 16:45:16,493 INFO L413 NwaCegarLoop]: 5913 mSDtfsCounter, 23 mSDsluCounter, 23646 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:45:16,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 29559 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-21 16:45:16,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11135 states. [2022-11-21 16:45:17,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11135 to 11119. [2022-11-21 16:45:17,034 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) [2022-11-21 16:45:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11119 states to 11119 states and 16841 transitions. [2022-11-21 16:45:17,086 INFO L78 Accepts]: Start accepts. Automaton has 11119 states and 16841 transitions. Word has length 112 [2022-11-21 16:45:17,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:45:17,088 INFO L495 AbstractCegarLoop]: Abstraction has 11119 states and 16841 transitions. [2022-11-21 16:45:17,088 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) [2022-11-21 16:45:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 11119 states and 16841 transitions. [2022-11-21 16:45:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 16:45:17,096 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:45:17,096 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] [2022-11-21 16:45:17,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:45:17,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:45:17,312 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:45:17,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:45:17,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1289322580, now seen corresponding path program 1 times [2022-11-21 16:45:17,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:45:17,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810091850] [2022-11-21 16:45:17,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:45:17,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:45:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:45:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:45:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:45:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:45:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:45:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:45:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:45:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:45:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-21 16:45:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-21 16:45:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:45:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-21 16:45:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-21 16:45:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:17,920 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-21 16:45:17,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:45:17,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810091850] [2022-11-21 16:45:17,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810091850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:45:17,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:45:17,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:45:17,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42165122] [2022-11-21 16:45:17,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:45:17,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:45:17,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:45:17,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:45:17,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:45:17,924 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) [2022-11-21 16:45:37,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:39,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:41,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:44,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:48,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:45:48,071 INFO L93 Difference]: Finished difference Result 23835 states and 36410 transitions. [2022-11-21 16:45:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:45:48,071 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 [2022-11-21 16:45:48,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:45:48,137 INFO L225 Difference]: With dead ends: 23835 [2022-11-21 16:45:48,137 INFO L226 Difference]: Without dead ends: 12742 [2022-11-21 16:45:48,166 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 [2022-11-21 16:45:48,168 INFO L413 NwaCegarLoop]: 2908 mSDtfsCounter, 7993 mSDsluCounter, 5636 mSDsCounter, 0 mSdLazyCounter, 12822 mSolverCounterSat, 2567 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8285 SdHoareTripleChecker+Valid, 8544 SdHoareTripleChecker+Invalid, 15391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2567 IncrementalHoareTripleChecker+Valid, 12822 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:45:48,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8285 Valid, 8544 Invalid, 15391 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2567 Valid, 12822 Invalid, 2 Unknown, 0 Unchecked, 29.1s Time] [2022-11-21 16:45:48,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12742 states. [2022-11-21 16:45:48,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12742 to 11119. [2022-11-21 16:45:48,806 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) [2022-11-21 16:45:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11119 states to 11119 states and 16835 transitions. [2022-11-21 16:45:48,855 INFO L78 Accepts]: Start accepts. Automaton has 11119 states and 16835 transitions. Word has length 117 [2022-11-21 16:45:48,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:45:48,856 INFO L495 AbstractCegarLoop]: Abstraction has 11119 states and 16835 transitions. [2022-11-21 16:45:48,856 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) [2022-11-21 16:45:48,856 INFO L276 IsEmpty]: Start isEmpty. Operand 11119 states and 16835 transitions. [2022-11-21 16:45:48,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-21 16:45:48,864 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:45:48,864 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] [2022-11-21 16:45:48,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 16:45:48,864 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:45:48,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:45:48,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1371691536, now seen corresponding path program 1 times [2022-11-21 16:45:48,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:45:48,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517919845] [2022-11-21 16:45:48,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:45:48,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:45:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:45:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:45:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:45:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:45:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:45:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:45:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:45:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:45:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:45:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:45:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-21 16:45:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 16:45:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 16:45:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-21 16:45:49,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:45:49,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517919845] [2022-11-21 16:45:49,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517919845] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:45:49,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:45:49,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:45:49,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638589387] [2022-11-21 16:45:49,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:45:49,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:45:49,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:45:49,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:45:49,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:45:49,472 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) [2022-11-21 16:45:50,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:02,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-21 16:46:06,565 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 [] [2022-11-21 16:46:09,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:46:09,987 INFO L93 Difference]: Finished difference Result 23733 states and 36223 transitions. [2022-11-21 16:46:09,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 16:46:09,988 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 [2022-11-21 16:46:09,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:46:10,053 INFO L225 Difference]: With dead ends: 23733 [2022-11-21 16:46:10,053 INFO L226 Difference]: Without dead ends: 12640 [2022-11-21 16:46:10,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:46:10,086 INFO L413 NwaCegarLoop]: 2687 mSDtfsCounter, 9373 mSDsluCounter, 3655 mSDsCounter, 0 mSdLazyCounter, 5839 mSolverCounterSat, 3467 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9778 SdHoareTripleChecker+Valid, 6342 SdHoareTripleChecker+Invalid, 9308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3467 IncrementalHoareTripleChecker+Valid, 5839 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-11-21 16:46:10,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9778 Valid, 6342 Invalid, 9308 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3467 Valid, 5839 Invalid, 2 Unknown, 0 Unchecked, 19.5s Time] [2022-11-21 16:46:10,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12640 states. [2022-11-21 16:46:10,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12640 to 11138. [2022-11-21 16:46:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11138 states, 8487 states have (on average 1.4829739601743843) internal successors, (12586), 8842 states have internal predecessors, (12586), 2130 states have call successors, (2130), 523 states have call predecessors, (2130), 520 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-11-21 16:46:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11138 states to 11138 states and 16847 transitions. [2022-11-21 16:46:10,865 INFO L78 Accepts]: Start accepts. Automaton has 11138 states and 16847 transitions. Word has length 120 [2022-11-21 16:46:10,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:46:10,866 INFO L495 AbstractCegarLoop]: Abstraction has 11138 states and 16847 transitions. [2022-11-21 16:46:10,866 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) [2022-11-21 16:46:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 11138 states and 16847 transitions. [2022-11-21 16:46:10,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-21 16:46:10,874 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:46:10,874 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] [2022-11-21 16:46:10,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 16:46:10,874 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:46:10,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:10,875 INFO L85 PathProgramCache]: Analyzing trace with hash 15093874, now seen corresponding path program 1 times [2022-11-21 16:46:10,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:10,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323529165] [2022-11-21 16:46:10,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:10,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:46:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:46:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:46:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:46:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:46:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:46:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:46:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:46:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:46:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:46:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-21 16:46:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 16:46:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 16:46:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-21 16:46:12,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:46:12,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323529165] [2022-11-21 16:46:12,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323529165] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:46:12,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909747764] [2022-11-21 16:46:12,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:12,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:46:12,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:12,695 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:46:12,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 16:46:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:14,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 4500 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 16:46:14,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-11-21 16:46:14,473 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:46:14,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909747764] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:46:14,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:46:14,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-11-21 16:46:14,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286596887] [2022-11-21 16:46:14,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:46:14,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:46:14,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:46:14,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:46:14,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:46:14,475 INFO L87 Difference]: Start difference. First operand 11138 states and 16847 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) [2022-11-21 16:46:15,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:46:15,467 INFO L93 Difference]: Finished difference Result 22249 states and 33661 transitions. [2022-11-21 16:46:15,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:46:15,468 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 [2022-11-21 16:46:15,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:46:15,523 INFO L225 Difference]: With dead ends: 22249 [2022-11-21 16:46:15,524 INFO L226 Difference]: Without dead ends: 11137 [2022-11-21 16:46:15,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:46:15,557 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 [2022-11-21 16:46:15,557 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] [2022-11-21 16:46:15,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11137 states. [2022-11-21 16:46:16,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11137 to 11128. [2022-11-21 16:46:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11128 states, 8482 states have (on average 1.4827870785192172) internal successors, (12577), 8834 states have internal predecessors, (12577), 2127 states have call successors, (2127), 522 states have call predecessors, (2127), 518 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-11-21 16:46:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11128 states to 11128 states and 16821 transitions. [2022-11-21 16:46:16,362 INFO L78 Accepts]: Start accepts. Automaton has 11128 states and 16821 transitions. Word has length 120 [2022-11-21 16:46:16,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:46:16,363 INFO L495 AbstractCegarLoop]: Abstraction has 11128 states and 16821 transitions. [2022-11-21 16:46:16,363 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) [2022-11-21 16:46:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 11128 states and 16821 transitions. [2022-11-21 16:46:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-21 16:46:16,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:46:16,396 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] [2022-11-21 16:46:16,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:16,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-21 16:46:16,619 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:46:16,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:16,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1597862306, now seen corresponding path program 1 times [2022-11-21 16:46:16,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:16,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55102976] [2022-11-21 16:46:16,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:46:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:46:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:46:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:46:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:46:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:46:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:46:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:46:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:46:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:46:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:46:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:46:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-21 16:46:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-21 16:46:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 16:46:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-11-21 16:46:17,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:46:17,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55102976] [2022-11-21 16:46:17,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55102976] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:46:17,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:46:17,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:46:17,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043112625] [2022-11-21 16:46:17,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:46:17,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:46:17,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:46:17,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:46:17,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:46:17,211 INFO L87 Difference]: Start difference. First operand 11128 states and 16821 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) [2022-11-21 16:46:45,108 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 [] [2022-11-21 16:46:47,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:48,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:54,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:56,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:58,208 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 [] [2022-11-21 16:47:06,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:47:06,687 INFO L93 Difference]: Finished difference Result 28420 states and 43275 transitions. [2022-11-21 16:47:06,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-21 16:47:06,687 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 [2022-11-21 16:47:06,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:47:06,770 INFO L225 Difference]: With dead ends: 28420 [2022-11-21 16:47:06,771 INFO L226 Difference]: Without dead ends: 17318 [2022-11-21 16:47:06,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:47:06,802 INFO L413 NwaCegarLoop]: 3900 mSDtfsCounter, 8108 mSDsluCounter, 10862 mSDsCounter, 0 mSdLazyCounter, 20409 mSolverCounterSat, 3659 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8530 SdHoareTripleChecker+Valid, 14762 SdHoareTripleChecker+Invalid, 24071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3659 IncrementalHoareTripleChecker+Valid, 20409 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.7s IncrementalHoareTripleChecker+Time [2022-11-21 16:47:06,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8530 Valid, 14762 Invalid, 24071 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3659 Valid, 20409 Invalid, 3 Unknown, 0 Unchecked, 47.7s Time] [2022-11-21 16:47:06,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17318 states. [2022-11-21 16:47:07,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17318 to 11130. [2022-11-21 16:47:07,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11130 states, 8484 states have (on average 1.4825553983969826) internal successors, (12578), 8836 states have internal predecessors, (12578), 2127 states have call successors, (2127), 522 states have call predecessors, (2127), 518 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-11-21 16:47:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11130 states to 11130 states and 16822 transitions. [2022-11-21 16:47:07,765 INFO L78 Accepts]: Start accepts. Automaton has 11130 states and 16822 transitions. Word has length 160 [2022-11-21 16:47:07,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:47:07,766 INFO L495 AbstractCegarLoop]: Abstraction has 11130 states and 16822 transitions. [2022-11-21 16:47:07,766 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) [2022-11-21 16:47:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11130 states and 16822 transitions. [2022-11-21 16:47:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-11-21 16:47:07,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:47:07,797 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] [2022-11-21 16:47:07,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-21 16:47:07,798 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:47:07,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:47:07,798 INFO L85 PathProgramCache]: Analyzing trace with hash 679035205, now seen corresponding path program 1 times [2022-11-21 16:47:07,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:47:07,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835373514] [2022-11-21 16:47:07,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:47:07,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:47:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:47:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:47:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:47:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:47:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:47:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:47:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:47:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:47:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:47:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:47:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:47:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:47:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 16:47:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-21 16:47:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-21 16:47:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 16:47:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-21 16:47:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-21 16:47:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-21 16:47:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 16:47:08,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:47:08,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835373514] [2022-11-21 16:47:08,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835373514] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:47:08,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:47:08,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:47:08,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212215511] [2022-11-21 16:47:08,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:47:08,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:47:08,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:47:08,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:47:08,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:47:08,286 INFO L87 Difference]: Start difference. First operand 11130 states and 16822 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) [2022-11-21 16:47:10,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:23,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:25,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:27,330 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 [] [2022-11-21 16:47:33,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:47:33,591 INFO L93 Difference]: Finished difference Result 23731 states and 36138 transitions. [2022-11-21 16:47:33,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:47:33,592 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 [2022-11-21 16:47:33,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:47:33,650 INFO L225 Difference]: With dead ends: 23731 [2022-11-21 16:47:33,650 INFO L226 Difference]: Without dead ends: 12627 [2022-11-21 16:47:33,678 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 [2022-11-21 16:47:33,679 INFO L413 NwaCegarLoop]: 2688 mSDtfsCounter, 4581 mSDsluCounter, 5994 mSDsCounter, 0 mSdLazyCounter, 9519 mSolverCounterSat, 1884 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4874 SdHoareTripleChecker+Valid, 8682 SdHoareTripleChecker+Invalid, 11405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1884 IncrementalHoareTripleChecker+Valid, 9519 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:47:33,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4874 Valid, 8682 Invalid, 11405 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1884 Valid, 9519 Invalid, 2 Unknown, 0 Unchecked, 24.1s Time] [2022-11-21 16:47:33,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12627 states. [2022-11-21 16:47:34,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12627 to 11131. [2022-11-21 16:47:34,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11131 states, 8485 states have (on average 1.4824985268120212) internal successors, (12579), 8837 states have internal predecessors, (12579), 2127 states have call successors, (2127), 522 states have call predecessors, (2127), 518 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-11-21 16:47:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11131 states to 11131 states and 16823 transitions. [2022-11-21 16:47:34,410 INFO L78 Accepts]: Start accepts. Automaton has 11131 states and 16823 transitions. Word has length 189 [2022-11-21 16:47:34,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:47:34,411 INFO L495 AbstractCegarLoop]: Abstraction has 11131 states and 16823 transitions. [2022-11-21 16:47:34,411 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) [2022-11-21 16:47:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11131 states and 16823 transitions. [2022-11-21 16:47:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-21 16:47:34,445 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:47:34,445 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] [2022-11-21 16:47:34,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-21 16:47:34,446 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:47:34,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:47:34,446 INFO L85 PathProgramCache]: Analyzing trace with hash -2056517120, now seen corresponding path program 1 times [2022-11-21 16:47:34,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:47:34,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629897007] [2022-11-21 16:47:34,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:47:34,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:47:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:34,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:47:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:34,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:47:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:34,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:47:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:34,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:47:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:34,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:47:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:47:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:47:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:47:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:47:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:47:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:47:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:47:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 16:47:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-21 16:47:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-21 16:47:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-21 16:47:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-21 16:47:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:47:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-21 16:47:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-11-21 16:47:35,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:47:35,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629897007] [2022-11-21 16:47:35,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629897007] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:47:35,092 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:47:35,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:47:35,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018173177] [2022-11-21 16:47:35,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:47:35,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:47:35,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:47:35,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:47:35,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:47:35,094 INFO L87 Difference]: Start difference. First operand 11131 states and 16823 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) [2022-11-21 16:47:50,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:52,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:54,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:09,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:48:09,325 INFO L93 Difference]: Finished difference Result 22508 states and 34269 transitions. [2022-11-21 16:48:09,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:48:09,326 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 [2022-11-21 16:48:09,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:48:09,367 INFO L225 Difference]: With dead ends: 22508 [2022-11-21 16:48:09,368 INFO L226 Difference]: Without dead ends: 11403 [2022-11-21 16:48:09,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:48:09,395 INFO L413 NwaCegarLoop]: 3334 mSDtfsCounter, 8844 mSDsluCounter, 5544 mSDsCounter, 0 mSdLazyCounter, 12486 mSolverCounterSat, 3728 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9395 SdHoareTripleChecker+Valid, 8878 SdHoareTripleChecker+Invalid, 16216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 12486 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:48:09,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9395 Valid, 8878 Invalid, 16216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3728 Valid, 12486 Invalid, 2 Unknown, 0 Unchecked, 32.9s Time] [2022-11-21 16:48:09,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11403 states. [2022-11-21 16:48:10,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11403 to 10054. [2022-11-21 16:48:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10054 states, 7652 states have (on average 1.4779142707788813) internal successors, (11309), 7967 states have internal predecessors, (11309), 1941 states have call successors, (1941), 464 states have call predecessors, (1941), 460 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-21 16:48:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10054 states to 10054 states and 15181 transitions. [2022-11-21 16:48:10,097 INFO L78 Accepts]: Start accepts. Automaton has 10054 states and 15181 transitions. Word has length 191 [2022-11-21 16:48:10,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:48:10,098 INFO L495 AbstractCegarLoop]: Abstraction has 10054 states and 15181 transitions. [2022-11-21 16:48:10,099 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) [2022-11-21 16:48:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 10054 states and 15181 transitions. [2022-11-21 16:48:10,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-21 16:48:10,123 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:48:10,123 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] [2022-11-21 16:48:10,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 16:48:10,124 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:48:10,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:48:10,124 INFO L85 PathProgramCache]: Analyzing trace with hash 927933545, now seen corresponding path program 1 times [2022-11-21 16:48:10,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:48:10,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624059472] [2022-11-21 16:48:10,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:48:10,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:48:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:48:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:48:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:48:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:48:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:48:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:48:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:48:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:48:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:48:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:48:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 16:48:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:48:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 16:48:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-21 16:48:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-21 16:48:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-21 16:48:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-21 16:48:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:48:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-21 16:48:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:10,994 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-21 16:48:10,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:48:10,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624059472] [2022-11-21 16:48:10,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624059472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:48:10,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:48:10,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:48:10,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536253150] [2022-11-21 16:48:10,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:48:10,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:48:10,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:48:10,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:48:10,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:48:10,997 INFO L87 Difference]: Start difference. First operand 10054 states and 15181 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) [2022-11-21 16:48:26,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:28,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:30,342 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 [] [2022-11-21 16:48:35,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:48:35,895 INFO L93 Difference]: Finished difference Result 21448 states and 32636 transitions. [2022-11-21 16:48:35,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:48:35,896 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 [2022-11-21 16:48:35,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:48:35,940 INFO L225 Difference]: With dead ends: 21448 [2022-11-21 16:48:35,940 INFO L226 Difference]: Without dead ends: 11420 [2022-11-21 16:48:35,970 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 [2022-11-21 16:48:35,971 INFO L413 NwaCegarLoop]: 2683 mSDtfsCounter, 4584 mSDsluCounter, 5989 mSDsCounter, 0 mSdLazyCounter, 9546 mSolverCounterSat, 1875 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4876 SdHoareTripleChecker+Valid, 8672 SdHoareTripleChecker+Invalid, 11423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1875 IncrementalHoareTripleChecker+Valid, 9546 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:48:35,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4876 Valid, 8672 Invalid, 11423 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1875 Valid, 9546 Invalid, 2 Unknown, 0 Unchecked, 23.8s Time] [2022-11-21 16:48:35,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11420 states. [2022-11-21 16:48:36,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11420 to 10059. [2022-11-21 16:48:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10059 states, 7657 states have (on average 1.4776021940707849) internal successors, (11314), 7972 states have internal predecessors, (11314), 1941 states have call successors, (1941), 464 states have call predecessors, (1941), 460 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-21 16:48:36,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10059 states to 10059 states and 15186 transitions. [2022-11-21 16:48:36,770 INFO L78 Accepts]: Start accepts. Automaton has 10059 states and 15186 transitions. Word has length 190 [2022-11-21 16:48:36,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:48:36,771 INFO L495 AbstractCegarLoop]: Abstraction has 10059 states and 15186 transitions. [2022-11-21 16:48:36,771 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) [2022-11-21 16:48:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 10059 states and 15186 transitions. [2022-11-21 16:48:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-21 16:48:36,786 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:48:36,786 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] [2022-11-21 16:48:36,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-21 16:48:36,787 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:48:36,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:48:36,788 INFO L85 PathProgramCache]: Analyzing trace with hash -473098110, now seen corresponding path program 1 times [2022-11-21 16:48:36,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:48:36,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536067265] [2022-11-21 16:48:36,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:48:36,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:48:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:48:37,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:48:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:48:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:48:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:48:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:48:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:48:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:48:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-21 16:48:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-21 16:48:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-21 16:48:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-21 16:48:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-21 16:48:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-21 16:48:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-21 16:48:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 16:48:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-21 16:48:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-21 16:48:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 16:48:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:37,617 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-21 16:48:37,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:48:37,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536067265] [2022-11-21 16:48:37,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536067265] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:48:37,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091592345] [2022-11-21 16:48:37,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:48:37,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:48:37,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:48:37,626 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:48:37,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-21 16:48:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:48:39,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 4680 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:48:39,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:48:39,413 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-21 16:48:39,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:48:39,555 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-21 16:48:39,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091592345] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:48:39,556 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:48:39,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2022-11-21 16:48:39,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878004589] [2022-11-21 16:48:39,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:48:39,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-21 16:48:39,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:48:39,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 16:48:39,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:48:39,560 INFO L87 Difference]: Start difference. First operand 10059 states and 15186 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) [2022-11-21 16:49:02,943 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 [] [2022-11-21 16:49:13,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:49:13,207 INFO L93 Difference]: Finished difference Result 21488 states and 32686 transitions. [2022-11-21 16:49:13,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 16:49:13,208 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 [2022-11-21 16:49:13,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:49:13,248 INFO L225 Difference]: With dead ends: 21488 [2022-11-21 16:49:13,248 INFO L226 Difference]: Without dead ends: 11455 [2022-11-21 16:49:13,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:49:13,278 INFO L413 NwaCegarLoop]: 2687 mSDtfsCounter, 4609 mSDsluCounter, 13004 mSDsCounter, 0 mSdLazyCounter, 20647 mSolverCounterSat, 1893 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4901 SdHoareTripleChecker+Valid, 15691 SdHoareTripleChecker+Invalid, 22541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1893 IncrementalHoareTripleChecker+Valid, 20647 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:49:13,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4901 Valid, 15691 Invalid, 22541 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1893 Valid, 20647 Invalid, 1 Unknown, 0 Unchecked, 32.3s Time] [2022-11-21 16:49:13,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11455 states. [2022-11-21 16:49:13,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11455 to 10094. [2022-11-21 16:49:13,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10094 states, 7692 states have (on average 1.4767290691627666) internal successors, (11359), 8007 states have internal predecessors, (11359), 1941 states have call successors, (1941), 464 states have call predecessors, (1941), 460 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-21 16:49:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10094 states to 10094 states and 15231 transitions. [2022-11-21 16:49:13,999 INFO L78 Accepts]: Start accepts. Automaton has 10094 states and 15231 transitions. Word has length 194 [2022-11-21 16:49:13,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:49:13,999 INFO L495 AbstractCegarLoop]: Abstraction has 10094 states and 15231 transitions. [2022-11-21 16:49:13,999 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) [2022-11-21 16:49:14,000 INFO L276 IsEmpty]: Start isEmpty. Operand 10094 states and 15231 transitions. [2022-11-21 16:49:14,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-21 16:49:14,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:49:14,014 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] [2022-11-21 16:49:14,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-21 16:49:14,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:49:14,215 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:49:14,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:49:14,216 INFO L85 PathProgramCache]: Analyzing trace with hash 2039568411, now seen corresponding path program 2 times [2022-11-21 16:49:14,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:49:14,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040439617] [2022-11-21 16:49:14,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:49:14,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:49:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:49:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:49:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:49:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:49:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:49:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:49:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:49:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:49:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:49:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 16:49:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-21 16:49:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-21 16:49:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:49:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-21 16:49:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-21 16:49:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 16:49:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-21 16:49:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-21 16:49:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-21 16:49:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:49:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-21 16:49:19,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:49:19,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040439617] [2022-11-21 16:49:19,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040439617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:49:19,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:49:19,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 16:49:19,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420457165] [2022-11-21 16:49:19,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:49:19,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 16:49:19,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:49:19,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 16:49:19,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:49:19,881 INFO L87 Difference]: Start difference. First operand 10094 states and 15231 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) [2022-11-21 16:49:48,631 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 [] [2022-11-21 16:50:02,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:50:02,560 INFO L93 Difference]: Finished difference Result 29713 states and 45534 transitions. [2022-11-21 16:50:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-21 16:50:02,561 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 [2022-11-21 16:50:02,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:50:02,643 INFO L225 Difference]: With dead ends: 29713 [2022-11-21 16:50:02,643 INFO L226 Difference]: Without dead ends: 19645 [2022-11-21 16:50:02,671 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 [2022-11-21 16:50:02,671 INFO L413 NwaCegarLoop]: 3038 mSDtfsCounter, 10959 mSDsluCounter, 9660 mSDsCounter, 0 mSdLazyCounter, 20564 mSolverCounterSat, 4097 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11424 SdHoareTripleChecker+Valid, 12698 SdHoareTripleChecker+Invalid, 24662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 20564 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:50:02,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11424 Valid, 12698 Invalid, 24662 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4097 Valid, 20564 Invalid, 1 Unknown, 0 Unchecked, 40.4s Time] [2022-11-21 16:50:02,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19645 states. [2022-11-21 16:50:03,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19645 to 18695. [2022-11-21 16:50:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18695 states, 14332 states have (on average 1.484928830588892) internal successors, (21282), 14986 states have internal predecessors, (21282), 3393 states have call successors, (3393), 859 states have call predecessors, (3393), 969 states have return successors, (4197), 3125 states have call predecessors, (4197), 3381 states have call successors, (4197) [2022-11-21 16:50:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18695 states to 18695 states and 28872 transitions. [2022-11-21 16:50:03,964 INFO L78 Accepts]: Start accepts. Automaton has 18695 states and 28872 transitions. Word has length 198 [2022-11-21 16:50:03,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:50:03,964 INFO L495 AbstractCegarLoop]: Abstraction has 18695 states and 28872 transitions. [2022-11-21 16:50:03,965 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) [2022-11-21 16:50:03,965 INFO L276 IsEmpty]: Start isEmpty. Operand 18695 states and 28872 transitions. [2022-11-21 16:50:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-11-21 16:50:04,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:50:04,006 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] [2022-11-21 16:50:04,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-21 16:50:04,006 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:50:04,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:50:04,007 INFO L85 PathProgramCache]: Analyzing trace with hash 23965908, now seen corresponding path program 1 times [2022-11-21 16:50:04,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:50:04,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023626171] [2022-11-21 16:50:04,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:50:04,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:50:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:50:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:50:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:50:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:50:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:50:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:50:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:50:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:50:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:08,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-21 16:50:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-21 16:50:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-21 16:50:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-21 16:50:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-21 16:50:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-21 16:50:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:50:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 16:50:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-21 16:50:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-21 16:50:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-21 16:50:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-21 16:50:09,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:50:09,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023626171] [2022-11-21 16:50:09,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023626171] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:50:09,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680847843] [2022-11-21 16:50:09,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:50:09,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:50:09,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:50:09,134 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:50:09,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-21 16:50:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:50:10,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 4697 conjuncts, 59 conjunts are in the unsatisfiable core [2022-11-21 16:50:10,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:50:11,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,240 INFO L217 Elim1Store]: Index analysis took 199 ms [2022-11-21 16:50:11,538 INFO L321 Elim1Store]: treesize reduction 262, result has 16.8 percent of original size [2022-11-21 16:50:11,539 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 [2022-11-21 16:50:11,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:11,758 INFO L321 Elim1Store]: treesize reduction 238, result has 15.0 percent of original size [2022-11-21 16:50:11,759 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 [2022-11-21 16:50:16,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:16,092 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 [2022-11-21 16:50:16,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:16,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-21 16:50:16,100 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 [2022-11-21 16:50:16,106 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 [2022-11-21 16:50:16,126 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 [2022-11-21 16:50:16,139 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-21 16:50:16,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:50:16,836 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-21 16:50:16,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680847843] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:50:16,838 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:50:16,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 8] total 18 [2022-11-21 16:50:16,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736736519] [2022-11-21 16:50:16,839 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:50:16,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-21 16:50:16,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:50:16,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-21 16:50:16,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-11-21 16:50:16,843 INFO L87 Difference]: Start difference. First operand 18695 states and 28872 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) [2022-11-21 16:51:22,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:24,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:25,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:28,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:30,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:32,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:34,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:51:36,165 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 [] [2022-11-21 16:53:02,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:53:02,284 INFO L93 Difference]: Finished difference Result 53346 states and 82648 transitions. [2022-11-21 16:53:02,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-21 16:53:02,284 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 [2022-11-21 16:53:02,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:53:02,391 INFO L225 Difference]: With dead ends: 53346 [2022-11-21 16:53:02,391 INFO L226 Difference]: Without dead ends: 34677 [2022-11-21 16:53:02,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=212, Invalid=978, Unknown=0, NotChecked=0, Total=1190 [2022-11-21 16:53:02,438 INFO L413 NwaCegarLoop]: 4568 mSDtfsCounter, 26367 mSDsluCounter, 29392 mSDsCounter, 0 mSdLazyCounter, 65432 mSolverCounterSat, 9809 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 146.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27185 SdHoareTripleChecker+Valid, 33960 SdHoareTripleChecker+Invalid, 75246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.7s SdHoareTripleChecker+Time, 9809 IncrementalHoareTripleChecker+Valid, 65432 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 158.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:53:02,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27185 Valid, 33960 Invalid, 75246 Unknown, 0 Unchecked, 0.7s Time], IncrementalHoareTripleChecker [9809 Valid, 65432 Invalid, 5 Unknown, 0 Unchecked, 158.8s Time] [2022-11-21 16:53:02,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34677 states. [2022-11-21 16:53:05,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34677 to 32818. [2022-11-21 16:53:05,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32818 states, 25219 states have (on average 1.4902652761806574) internal successors, (37583), 26391 states have internal predecessors, (37583), 5909 states have call successors, (5909), 1563 states have call predecessors, (5909), 1689 states have return successors, (7525), 5313 states have call predecessors, (7525), 5893 states have call successors, (7525) [2022-11-21 16:53:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32818 states to 32818 states and 51017 transitions. [2022-11-21 16:53:05,611 INFO L78 Accepts]: Start accepts. Automaton has 32818 states and 51017 transitions. Word has length 200 [2022-11-21 16:53:05,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:53:05,612 INFO L495 AbstractCegarLoop]: Abstraction has 32818 states and 51017 transitions. [2022-11-21 16:53:05,612 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) [2022-11-21 16:53:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 32818 states and 51017 transitions. [2022-11-21 16:53:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-11-21 16:53:05,656 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:53:05,656 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] [2022-11-21 16:53:05,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:53:05,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-21 16:53:05,857 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:53:05,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:53:05,857 INFO L85 PathProgramCache]: Analyzing trace with hash 2071495053, now seen corresponding path program 1 times [2022-11-21 16:53:05,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:53:05,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232354857] [2022-11-21 16:53:05,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:53:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:53:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:53:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:53:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:53:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:53:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 16:53:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:53:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:53:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 16:53:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-21 16:53:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-21 16:53:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 16:53:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-21 16:53:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-21 16:53:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-21 16:53:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-21 16:53:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-21 16:53:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-11-21 16:53:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-21 16:53:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-21 16:53:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:53:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-11-21 16:53:18,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:53:18,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232354857] [2022-11-21 16:53:18,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232354857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:53:18,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:53:18,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-21 16:53:18,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685983577] [2022-11-21 16:53:18,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:53:18,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-21 16:53:18,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:53:18,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 16:53:18,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:53:18,777 INFO L87 Difference]: Start difference. First operand 32818 states and 51017 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) [2022-11-21 16:53:54,373 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 [] [2022-11-21 16:54:36,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:54:36,739 INFO L93 Difference]: Finished difference Result 72658 states and 114177 transitions. [2022-11-21 16:54:36,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-21 16:54:36,740 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 [2022-11-21 16:54:36,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:54:36,863 INFO L225 Difference]: With dead ends: 72658 [2022-11-21 16:54:36,863 INFO L226 Difference]: Without dead ends: 42719 [2022-11-21 16:54:36,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2022-11-21 16:54:36,918 INFO L413 NwaCegarLoop]: 5865 mSDtfsCounter, 16330 mSDsluCounter, 28604 mSDsCounter, 0 mSdLazyCounter, 39287 mSolverCounterSat, 5166 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17072 SdHoareTripleChecker+Valid, 34469 SdHoareTripleChecker+Invalid, 44454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 5166 IncrementalHoareTripleChecker+Valid, 39287 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:54:36,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17072 Valid, 34469 Invalid, 44454 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [5166 Valid, 39287 Invalid, 1 Unknown, 0 Unchecked, 71.4s Time] [2022-11-21 16:54:36,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42719 states. [2022-11-21 16:54:40,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42719 to 32828. [2022-11-21 16:54:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32828 states, 25229 states have (on average 1.4901502239486306) internal successors, (37595), 26401 states have internal predecessors, (37595), 5909 states have call successors, (5909), 1563 states have call predecessors, (5909), 1689 states have return successors, (7525), 5313 states have call predecessors, (7525), 5893 states have call successors, (7525) [2022-11-21 16:54:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32828 states to 32828 states and 51029 transitions. [2022-11-21 16:54:40,391 INFO L78 Accepts]: Start accepts. Automaton has 32828 states and 51029 transitions. Word has length 202 [2022-11-21 16:54:40,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:54:40,392 INFO L495 AbstractCegarLoop]: Abstraction has 32828 states and 51029 transitions. [2022-11-21 16:54:40,392 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) [2022-11-21 16:54:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 32828 states and 51029 transitions. [2022-11-21 16:54:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-11-21 16:54:40,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:54:40,425 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] [2022-11-21 16:54:40,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-21 16:54:40,426 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:54:40,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:54:40,426 INFO L85 PathProgramCache]: Analyzing trace with hash 928992587, now seen corresponding path program 1 times [2022-11-21 16:54:40,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:54:40,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064283646] [2022-11-21 16:54:40,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:54:40,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:54:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:54:42,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:54:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:54:45,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:54:45,161 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 16:54:45,161 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:54:45,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-21 16:54:45,166 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:54:45,170 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:54:45,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:54:45 BoogieIcfgContainer [2022-11-21 16:54:45,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:54:45,951 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:54:45,951 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:54:45,951 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:54:45,952 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:43:42" (3/4) ... [2022-11-21 16:54:45,955 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:54:45,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:54:45,955 INFO L158 Benchmark]: Toolchain (without parser) took 685113.14ms. Allocated memory was 121.6MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 66.9MB in the beginning and 928.7MB in the end (delta: -861.8MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-21 16:54:45,958 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory was 63.4MB in the beginning and 63.2MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:54:45,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4502.71ms. Allocated memory was 121.6MB in the beginning and 188.7MB in the end (delta: 67.1MB). Free memory was 66.5MB in the beginning and 89.5MB in the end (delta: -23.1MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2022-11-21 16:54:45,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 566.89ms. Allocated memory is still 188.7MB. Free memory was 89.5MB in the beginning and 67.5MB in the end (delta: 22.0MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2022-11-21 16:54:45,964 INFO L158 Benchmark]: Boogie Preprocessor took 995.73ms. Allocated memory was 188.7MB in the beginning and 281.0MB in the end (delta: 92.3MB). Free memory was 67.5MB in the beginning and 117.8MB in the end (delta: -50.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-11-21 16:54:45,964 INFO L158 Benchmark]: RCFGBuilder took 15791.55ms. Allocated memory was 281.0MB in the beginning and 738.2MB in the end (delta: 457.2MB). Free memory was 117.8MB in the beginning and 585.6MB in the end (delta: -467.9MB). Peak memory consumption was 272.4MB. Max. memory is 16.1GB. [2022-11-21 16:54:45,966 INFO L158 Benchmark]: TraceAbstraction took 663240.98ms. Allocated memory was 738.2MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 584.6MB in the beginning and 928.7MB in the end (delta: -344.1MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-11-21 16:54:45,967 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 2.0GB. Free memory is still 928.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:54:45,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory was 63.4MB in the beginning and 63.2MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4502.71ms. Allocated memory was 121.6MB in the beginning and 188.7MB in the end (delta: 67.1MB). Free memory was 66.5MB in the beginning and 89.5MB in the end (delta: -23.1MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 566.89ms. Allocated memory is still 188.7MB. Free memory was 89.5MB in the beginning and 67.5MB in the end (delta: 22.0MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 995.73ms. Allocated memory was 188.7MB in the beginning and 281.0MB in the end (delta: 92.3MB). Free memory was 67.5MB in the beginning and 117.8MB in the end (delta: -50.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * RCFGBuilder took 15791.55ms. Allocated memory was 281.0MB in the beginning and 738.2MB in the end (delta: 457.2MB). Free memory was 117.8MB in the beginning and 585.6MB in the end (delta: -467.9MB). Peak memory consumption was 272.4MB. Max. memory is 16.1GB. * TraceAbstraction took 663240.98ms. Allocated memory was 738.2MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 584.6MB in the beginning and 928.7MB in the end (delta: -344.1MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 2.0GB. Free memory is still 928.7MB. 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={102:0}, tmp___1=0, tmp___2=18446744073709551606, 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] 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=0, tmp___1={102:0}, tmp___2=18446744073709551606, 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] 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=0, tmp___1={102:0}, tmp___2={105:0}, tmp___2=18446744073709551606, 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={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] 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={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] 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={102:0}, tmp___1=0, tmp___2=18446744073709551606, tmp___2={105:0}, tmp___3={0:0}, tmp___3={107:0}, 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={107:0}, tmp___3={0:0}, 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] 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={107:0}, tmp___3={0:0}, 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={105:0}, tmp___2=18446744073709551606, 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, 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={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, 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=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: [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={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] [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={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=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=0, tmp___1={102:0}, 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={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={102:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551611, tmp___12=0, tmp___14=1, tmp___2={105:0}, tmp___2=18446744073709551606, 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] [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={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, 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={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] [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={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={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] [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={102:0}, tmp___1=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] [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={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: 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={102:0}, tmp___1=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={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] [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=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] [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)=-2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, buf={0:0}, buf={0:0}, cent_tuning={137:0}, count=-2, 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)=-2, __this_module={18446744073709551615:18446744073709551609}, audio_devs={103:0}, boot_tvec_bases={18446744073709551610:18446744073709551612}, buf={0:0}, buf={0:0}, cent_tuning={137:0}, count=-2, 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: 662.4s, OverallIterations: 18, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.4s, AutomataDifference: 590.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 26 mSolverCounterUnknown, 147459 SdHoareTripleChecker+Valid, 560.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140780 mSDsluCounter, 239879 SdHoareTripleChecker+Invalid, 516.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 169242 mSDsCounter, 48056 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 241703 IncrementalHoareTripleChecker+Invalid, 289785 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 48056 mSolverCounterUnsat, 70637 mSDtfsCounter, 241703 mSolverCounterSat, 2.9s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1673 GetRequests, 1525 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32828occurred in iteration=17, InterpolantAutomatonStates: 150, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 17.0s AutomataMinimizationTime, 17 MinimizatonAttempts, 31598 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 12.0s SatisfiabilityAnalysisTime, 33.5s InterpolantComputationTime, 3183 NumberOfCodeBlocks, 3183 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3352 ConstructedInterpolants, 71 QuantifiedInterpolants, 18827 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 [2022-11-21 16:54:46,202 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-21 16:54:46,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 16:54:48,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:54:48,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:54:48,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:54:48,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:54:48,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:54:48,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:54:48,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:54:48,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:54:48,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:54:48,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:54:48,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:54:48,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:54:48,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:54:48,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:54:48,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:54:48,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:54:48,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:54:48,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:54:48,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:54:48,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:54:48,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:54:48,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:54:48,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:54:48,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:54:48,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:54:48,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:54:48,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:54:48,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:54:48,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:54:48,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:54:48,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:54:48,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:54:48,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:54:48,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:54:48,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:54:48,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:54:48,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:54:48,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:54:48,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:54:48,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:54:48,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-21 16:54:48,600 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:54:48,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:54:48,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:54:48,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:54:48,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:54:48,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:54:48,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:54:48,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:54:48,604 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:54:48,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:54:48,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:54:48,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:54:48,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:54:48,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:54:48,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:54:48,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:54:48,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:54:48,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:54:48,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:54:48,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:54:48,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:54:48,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:54:48,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:54:48,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:54:48,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:54:48,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:54:48,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:54:48,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:54:48,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:54:48,609 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:54:48,610 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:54:48,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:54:48,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:54:48,611 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2022-11-21 16:54:49,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:54:49,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:54:49,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:54:49,031 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:54:49,032 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:54:49,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-21 16:54:52,030 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:54:52,742 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:54:52,742 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-21 16:54:52,812 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data/0a519ef6c/f8307e5ec1b94fc1b7debee0abc3ff0b/FLAG64c9f8466 [2022-11-21 16:54:52,832 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/data/0a519ef6c/f8307e5ec1b94fc1b7debee0abc3ff0b [2022-11-21 16:54:52,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:54:52,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:54:52,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:54:52,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:54:52,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:54:52,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:54:52" (1/1) ... [2022-11-21 16:54:52,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b715a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:52, skipping insertion in model container [2022-11-21 16:54:52,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:54:52" (1/1) ... [2022-11-21 16:54:52,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:54:53,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:54:53,685 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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-21 16:54:56,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:54:56,141 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 16:54:56,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:54:56,289 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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-21 16:54:56,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:54:56,749 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:54:56,815 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_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-21 16:54:57,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:54:57,596 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:54:57,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57 WrapperNode [2022-11-21 16:54:57,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:54:57,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:54:57,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:54:57,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:54:57,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:57,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,008 INFO L138 Inliner]: procedures = 434, calls = 5174, calls flagged for inlining = 152, calls inlined = 136, statements flattened = 9815 [2022-11-21 16:54:58,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:54:58,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:54:58,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:54:58,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:54:58,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,531 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:54:58,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:54:58,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:54:58,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:54:58,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:54:57" (1/1) ... [2022-11-21 16:54:58,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:54:58,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:54:58,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:54:58,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59b1d0cd-5d9a-4e4f-b9b9-3026b13a3c6a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:54:58,807 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2022-11-21 16:54:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2022-11-21 16:54:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2022-11-21 16:54:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2022-11-21 16:54:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-21 16:54:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-21 16:54:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:54:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:54:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2022-11-21 16:54:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2022-11-21 16:54:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2022-11-21 16:54:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2022-11-21 16:54:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2022-11-21 16:54:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2022-11-21 16:54:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2022-11-21 16:54:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2022-11-21 16:54:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-21 16:54:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2022-11-21 16:54:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2022-11-21 16:54:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-21 16:54:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-21 16:54:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2022-11-21 16:54:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2022-11-21 16:54:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2022-11-21 16:54:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2022-11-21 16:54:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-21 16:54:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-21 16:54:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-21 16:54:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-21 16:54:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 16:54:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 16:54:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2022-11-21 16:54:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2022-11-21 16:54:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:54:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-21 16:54:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 16:54:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 16:54:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2022-11-21 16:54:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2022-11-21 16:54:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-21 16:54:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2022-11-21 16:54:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2022-11-21 16:54:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2022-11-21 16:54:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2022-11-21 16:54:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2022-11-21 16:54:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2022-11-21 16:54:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2022-11-21 16:54:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2022-11-21 16:54:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2022-11-21 16:54:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2022-11-21 16:54:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 16:54:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 16:54:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2022-11-21 16:54:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2022-11-21 16:54:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-21 16:54:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-21 16:54:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2022-11-21 16:54:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2022-11-21 16:54:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2022-11-21 16:54:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2022-11-21 16:54:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2022-11-21 16:54:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2022-11-21 16:54:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2022-11-21 16:54:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2022-11-21 16:54:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-21 16:54:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-21 16:54:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-21 16:54:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-21 16:54:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 16:54:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 16:54:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~C_INT [2022-11-21 16:54:58,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~C_INT [2022-11-21 16:54:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2022-11-21 16:54:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2022-11-21 16:54:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2022-11-21 16:54:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2022-11-21 16:54:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2022-11-21 16:54:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2022-11-21 16:54:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2022-11-21 16:54:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2022-11-21 16:54:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2022-11-21 16:54:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2022-11-21 16:54:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-21 16:54:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-21 16:54:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-21 16:54:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-21 16:54:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-21 16:54:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2022-11-21 16:54:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2022-11-21 16:54:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2022-11-21 16:54:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2022-11-21 16:54:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2022-11-21 16:54:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2022-11-21 16:54:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2022-11-21 16:54:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2022-11-21 16:54:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-21 16:54:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-21 16:54:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2022-11-21 16:54:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2022-11-21 16:54:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:54:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2022-11-21 16:54:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2022-11-21 16:54:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2022-11-21 16:54:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2022-11-21 16:54:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:54:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:54:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 16:54:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-21 16:54:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-21 16:54:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2022-11-21 16:54:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2022-11-21 16:54:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-21 16:54:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2022-11-21 16:54:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2022-11-21 16:54:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2022-11-21 16:54:58,842 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2022-11-21 16:54:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2022-11-21 16:54:58,847 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2022-11-21 16:54:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-11-21 16:54:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-11-21 16:54:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2022-11-21 16:54:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2022-11-21 16:54:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-21 16:54:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-21 16:54:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2022-11-21 16:54:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2022-11-21 16:54:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2022-11-21 16:54:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2022-11-21 16:54:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2022-11-21 16:54:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2022-11-21 16:54:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2022-11-21 16:54:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2022-11-21 16:54:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-21 16:54:58,851 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-21 16:54:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-11-21 16:54:58,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-11-21 16:54:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-21 16:54:58,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-21 16:54:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-21 16:54:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-21 16:54:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-21 16:54:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:54:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:54:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2022-11-21 16:54:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2022-11-21 16:54:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2022-11-21 16:54:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2022-11-21 16:54:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-21 16:54:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-21 16:54:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-21 16:54:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-21 16:54:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 16:54:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 16:54:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-21 16:54:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 16:54:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 16:54:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 16:54:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-21 16:54:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-21 16:54:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-21 16:54:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2022-11-21 16:54:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2022-11-21 16:54:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2022-11-21 16:54:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2022-11-21 16:54:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2022-11-21 16:54:58,857 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2022-11-21 16:54:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-21 16:54:58,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-21 16:54:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2022-11-21 16:54:58,857 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2022-11-21 16:54:58,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-21 16:54:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-21 16:54:58,858 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2022-11-21 16:54:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2022-11-21 16:54:58,858 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2022-11-21 16:54:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2022-11-21 16:54:58,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 16:54:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 16:54:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:54:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:54:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-21 16:54:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-21 16:54:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-21 16:54:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-21 16:54:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2022-11-21 16:54:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2022-11-21 16:54:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-21 16:54:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-21 16:54:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-11-21 16:54:58,860 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-11-21 16:54:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-11-21 16:54:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-11-21 16:54:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:54:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2022-11-21 16:54:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2022-11-21 16:54:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-11-21 16:54:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-11-21 16:54:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:54:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-21 16:54:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-21 16:54:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2022-11-21 16:54:58,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2022-11-21 16:54:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2022-11-21 16:54:58,863 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2022-11-21 16:54:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-21 16:54:58,863 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-21 16:54:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-21 16:54:58,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-21 16:54:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-21 16:54:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-21 16:54:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-21 16:54:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 16:54:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2022-11-21 16:54:58,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2022-11-21 16:54:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2022-11-21 16:54:58,865 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2022-11-21 16:54:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:54:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2022-11-21 16:54:58,865 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2022-11-21 16:54:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-21 16:54:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-21 16:54:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2022-11-21 16:54:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2022-11-21 16:54:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2022-11-21 16:54:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2022-11-21 16:54:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-21 16:54:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-21 16:54:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-21 16:54:58,867 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-21 16:54:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2022-11-21 16:54:58,867 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2022-11-21 16:54:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2022-11-21 16:54:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2022-11-21 16:54:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2022-11-21 16:54:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2022-11-21 16:54:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~VOID [2022-11-21 16:54:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-21 16:54:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-21 16:54:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-21 16:54:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-21 16:54:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2022-11-21 16:54:58,874 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2022-11-21 16:54:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2022-11-21 16:54:58,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2022-11-21 16:54:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2022-11-21 16:54:58,875 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2022-11-21 16:54:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2022-11-21 16:54:58,875 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2022-11-21 16:54:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2022-11-21 16:54:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2022-11-21 16:54:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2022-11-21 16:54:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2022-11-21 16:54:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-21 16:54:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-21 16:54:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-21 16:54:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-21 16:54:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 16:54:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 16:54:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-21 16:54:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-21 16:54:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2022-11-21 16:54:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2022-11-21 16:54:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2022-11-21 16:54:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2022-11-21 16:54:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-21 16:54:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-21 16:54:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2022-11-21 16:54:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2022-11-21 16:54:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-21 16:54:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-21 16:54:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2022-11-21 16:54:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2022-11-21 16:54:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2022-11-21 16:54:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2022-11-21 16:54:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-21 16:54:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-21 16:54:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-21 16:54:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-21 16:54:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2022-11-21 16:54:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2022-11-21 16:54:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2022-11-21 16:54:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2022-11-21 16:54:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2022-11-21 16:54:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2022-11-21 16:54:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2022-11-21 16:54:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2022-11-21 16:54:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2022-11-21 16:54:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2022-11-21 16:54:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 16:54:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 16:54:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-21 16:54:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-21 16:54:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2022-11-21 16:54:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2022-11-21 16:55:00,062 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:55:00,067 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:55:01,360 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 16:55:01,750 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0bv64 != ~tmp___1~3;#res := ~ret~3; [2022-11-21 16:55:01,750 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0bv64 != ~tmp___1~3);#res := ~ret~3; [2022-11-21 16:55:01,750 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2022-11-21 16:55:01,750 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0bv64 != ~tmp___0~8;#res := ~ret~3; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0bv64 != ~tmp___0~8);#res := ~ret~3; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16bv32 == ~size; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10bv32 == ~size; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:55:01,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:55:01,752 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8bv32 == ~size; [2022-11-21 16:55:01,752 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845-1: ~tmp___2~2 := #t~ret118;havoc #t~ret118;#res := ~tmp___2~2[32:0]; [2022-11-21 16:55:01,752 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 [2022-11-21 16:55:01,752 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2bv32 == ~size; [2022-11-21 16:55:01,752 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2022-11-21 16:55:01,752 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4bv32 == ~size; [2022-11-21 16:55:01,752 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: ~tmp___1~3 := #t~ret117;havoc #t~ret117; [2022-11-21 16:55:01,752 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 [2022-11-21 16:55:01,753 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: ~tmp___0~8 := #t~ret116;havoc #t~ret116; [2022-11-21 16:55:01,753 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 [2022-11-21 16:55:01,753 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2022-11-21 16:55:01,753 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115;