./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/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_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa --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 --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:45:36,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:45:36,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:45:36,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:45:36,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:45:36,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:45:36,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:45:36,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:45:36,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:45:36,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:45:36,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:45:36,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:45:36,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:45:36,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:45:36,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:45:36,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:45:36,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:45:36,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:45:36,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:45:36,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:45:36,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:45:36,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:45:36,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:45:36,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:45:36,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:45:36,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:45:36,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:45:36,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:45:36,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:45:36,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:45:36,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:45:36,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:45:36,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:45:36,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:45:36,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:45:36,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:45:36,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:45:36,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:45:36,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:45:36,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:45:36,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:45:36,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 21:45:36,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:45:36,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:45:36,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:45:36,828 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:45:36,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:45:36,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:45:36,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:45:36,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:45:36,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 21:45:36,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:45:36,830 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:45:36,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 21:45:36,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:45:36,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:45:36,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:45:36,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:45:36,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 21:45:36,831 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:45:36,831 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_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2021-12-06 21:45:37,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:45:37,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:45:37,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:45:37,020 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:45:37,021 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:45:37,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2021-12-06 21:45:37,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/12ad806ca/03c6cf62d5f84e5d8dc64f6de447fec8/FLAG118e85b1b [2021-12-06 21:45:37,755 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:45:37,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2021-12-06 21:45:37,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/12ad806ca/03c6cf62d5f84e5d8dc64f6de447fec8/FLAG118e85b1b [2021-12-06 21:45:38,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/12ad806ca/03c6cf62d5f84e5d8dc64f6de447fec8 [2021-12-06 21:45:38,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:45:38,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:45:38,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:45:38,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:45:38,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:45:38,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:45:38" (1/1) ... [2021-12-06 21:45:38,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a1faef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:38, skipping insertion in model container [2021-12-06 21:45:38,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:45:38" (1/1) ... [2021-12-06 21:45:38,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:45:38,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:45:38,657 WARN L230 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_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2021-12-06 21:45:40,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:45:40,430 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:45:40,488 WARN L230 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_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2021-12-06 21:45:40,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:45:40,939 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:45:40,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40 WrapperNode [2021-12-06 21:45:40,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:45:40,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:45:40,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:45:40,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:45:40,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,222 INFO L137 Inliner]: procedures = 414, calls = 5134, calls flagged for inlining = 149, calls inlined = 134, statements flattened = 10048 [2021-12-06 21:45:41,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:45:41,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:45:41,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:45:41,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:45:41,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:45:41,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:45:41,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:45:41,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:45:41,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (1/1) ... [2021-12-06 21:45:41,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:45:41,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:45:41,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 21:45:41,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 21:45:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2021-12-06 21:45:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2021-12-06 21:45:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure poll_def_tmr [2021-12-06 21:45:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_def_tmr [2021-12-06 21:45:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2021-12-06 21:45:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2021-12-06 21:45:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2021-12-06 21:45:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2021-12-06 21:45:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-06 21:45:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-06 21:45:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 21:45:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 21:45:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2021-12-06 21:45:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2021-12-06 21:45:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~int [2021-12-06 21:45:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~int [2021-12-06 21:45:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure seq_input_event [2021-12-06 21:45:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_input_event [2021-12-06 21:45:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2021-12-06 21:45:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2021-12-06 21:45:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2021-12-06 21:45:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2021-12-06 21:45:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2021-12-06 21:45:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2021-12-06 21:45:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-12-06 21:45:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2021-12-06 21:45:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2021-12-06 21:45:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 21:45:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 21:45:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2021-12-06 21:45:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2021-12-06 21:45:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-12-06 21:45:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-12-06 21:45:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2021-12-06 21:45:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2021-12-06 21:45:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 21:45:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 21:45:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2021-12-06 21:45:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2021-12-06 21:45:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 21:45:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 21:45:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:45:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2021-12-06 21:45:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2021-12-06 21:45:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2021-12-06 21:45:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2021-12-06 21:45:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2021-12-06 21:45:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2021-12-06 21:45:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-12-06 21:45:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-12-06 21:45:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 21:45:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 21:45:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-12-06 21:45:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-12-06 21:45:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 21:45:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-06 21:45:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-06 21:45:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2021-12-06 21:45:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2021-12-06 21:45:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 21:45:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure midi_poll [2021-12-06 21:45:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_poll [2021-12-06 21:45:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2021-12-06 21:45:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2021-12-06 21:45:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2021-12-06 21:45:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2021-12-06 21:45:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 21:45:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2021-12-06 21:45:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2021-12-06 21:45:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 21:45:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 21:45:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2021-12-06 21:45:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2021-12-06 21:45:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 21:45:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 21:45:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2021-12-06 21:45:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2021-12-06 21:45:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-12-06 21:45:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-12-06 21:45:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2021-12-06 21:45:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2021-12-06 21:45:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2021-12-06 21:45:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2021-12-06 21:45:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2021-12-06 21:45:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2021-12-06 21:45:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-12-06 21:45:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-06 21:45:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-06 21:45:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-06 21:45:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-06 21:45:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2021-12-06 21:45:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2021-12-06 21:45:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2021-12-06 21:45:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2021-12-06 21:45:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2021-12-06 21:45:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2021-12-06 21:45:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-12-06 21:45:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-12-06 21:45:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 21:45:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2021-12-06 21:45:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2021-12-06 21:45:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2021-12-06 21:45:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2021-12-06 21:45:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 21:45:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 21:45:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 21:45:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2021-12-06 21:45:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2021-12-06 21:45:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2021-12-06 21:45:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2021-12-06 21:45:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2021-12-06 21:45:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2021-12-06 21:45:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2021-12-06 21:45:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2021-12-06 21:45:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-12-06 21:45:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-12-06 21:45:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2021-12-06 21:45:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2021-12-06 21:45:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-06 21:45:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-06 21:45:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2021-12-06 21:45:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2021-12-06 21:45:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2021-12-06 21:45:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2021-12-06 21:45:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2021-12-06 21:45:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2021-12-06 21:45:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-12-06 21:45:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-12-06 21:45:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~int [2021-12-06 21:45:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~int [2021-12-06 21:45:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2021-12-06 21:45:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2021-12-06 21:45:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-06 21:45:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-06 21:45:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2021-12-06 21:45:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2021-12-06 21:45:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-06 21:45:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-06 21:45:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:45:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:45:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2021-12-06 21:45:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2021-12-06 21:45:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2021-12-06 21:45:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2021-12-06 21:45:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~VOID [2021-12-06 21:45:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~VOID [2021-12-06 21:45:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-06 21:45:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-06 21:45:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 21:45:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 21:45:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 21:45:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 21:45:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 21:45:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 21:45:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-06 21:45:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-06 21:45:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 21:45:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2021-12-06 21:45:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2021-12-06 21:45:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2021-12-06 21:45:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2021-12-06 21:45:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2021-12-06 21:45:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2021-12-06 21:45:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2021-12-06 21:45:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2021-12-06 21:45:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-06 21:45:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-06 21:45:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2021-12-06 21:45:41,681 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2021-12-06 21:45:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 21:45:41,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 21:45:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2021-12-06 21:45:41,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2021-12-06 21:45:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2021-12-06 21:45:41,681 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2021-12-06 21:45:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 21:45:41,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 21:45:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 21:45:41,682 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 21:45:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-06 21:45:41,682 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-06 21:45:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-06 21:45:41,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-06 21:45:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2021-12-06 21:45:41,683 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2021-12-06 21:45:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2021-12-06 21:45:41,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2021-12-06 21:45:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-12-06 21:45:41,683 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-12-06 21:45:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2021-12-06 21:45:41,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2021-12-06 21:45:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:45:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2021-12-06 21:45:41,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2021-12-06 21:45:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-06 21:45:41,684 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-06 21:45:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 21:45:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-06 21:45:41,684 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-06 21:45:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-12-06 21:45:41,685 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-12-06 21:45:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2021-12-06 21:45:41,685 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2021-12-06 21:45:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-06 21:45:41,685 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-06 21:45:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2021-12-06 21:45:41,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2021-12-06 21:45:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2021-12-06 21:45:41,686 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2021-12-06 21:45:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2021-12-06 21:45:41,686 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2021-12-06 21:45:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 21:45:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2021-12-06 21:45:41,686 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2021-12-06 21:45:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-06 21:45:41,687 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-06 21:45:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2021-12-06 21:45:41,687 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2021-12-06 21:45:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2021-12-06 21:45:41,687 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2021-12-06 21:45:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-06 21:45:41,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-06 21:45:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-06 21:45:41,688 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-06 21:45:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2021-12-06 21:45:41,688 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2021-12-06 21:45:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure do_midi_msg [2021-12-06 21:45:41,688 INFO L138 BoogieDeclarations]: Found implementation of procedure do_midi_msg [2021-12-06 21:45:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2021-12-06 21:45:41,688 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2021-12-06 21:45:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 21:45:41,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 21:45:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2021-12-06 21:45:41,689 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2021-12-06 21:45:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2021-12-06 21:45:41,689 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2021-12-06 21:45:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2021-12-06 21:45:41,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2021-12-06 21:45:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2021-12-06 21:45:41,689 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2021-12-06 21:45:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2021-12-06 21:45:41,690 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2021-12-06 21:45:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2021-12-06 21:45:41,690 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2021-12-06 21:45:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-06 21:45:41,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-06 21:45:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2021-12-06 21:45:41,690 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2021-12-06 21:45:41,690 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2021-12-06 21:45:41,691 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2021-12-06 21:45:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 21:45:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 21:45:41,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 21:45:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-12-06 21:45:41,691 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-12-06 21:45:41,691 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2021-12-06 21:45:41,691 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2021-12-06 21:45:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2021-12-06 21:45:41,692 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2021-12-06 21:45:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-06 21:45:41,692 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-06 21:45:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2021-12-06 21:45:41,703 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2021-12-06 21:45:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-06 21:45:41,703 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-06 21:45:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure do_sequencer_timer [2021-12-06 21:45:41,703 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sequencer_timer [2021-12-06 21:45:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2021-12-06 21:45:41,704 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2021-12-06 21:45:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2021-12-06 21:45:41,704 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2021-12-06 21:45:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-06 21:45:41,704 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-06 21:45:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-06 21:45:41,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-06 21:45:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2021-12-06 21:45:41,704 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2021-12-06 21:45:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2021-12-06 21:45:41,704 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2021-12-06 21:45:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2021-12-06 21:45:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2021-12-06 21:45:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2021-12-06 21:45:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2021-12-06 21:45:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2021-12-06 21:45:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2021-12-06 21:45:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 21:45:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 21:45:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-06 21:45:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-06 21:45:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 21:45:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-12-06 21:45:41,706 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-12-06 21:45:42,313 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:45:42,316 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:45:42,746 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0 != ~tmp___1~3;#res := ~ret~3; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0 != ~tmp___1~3);#res := ~ret~3; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0 != ~tmp___0~8;#res := ~ret~3; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0 != ~tmp___0~8);#res := ~ret~3; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16 == ~size; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:45:42,811 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10 == ~size; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8 == ~size; [2021-12-06 21:45:42,812 INFO L768 $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); [2021-12-06 21:45:42,812 INFO L768 $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 [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2 == ~size; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4 == ~size; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: assume -9223372036854775808 <= #t~ret117 && #t~ret117 <= 9223372036854775807;~tmp___1~3 := #t~ret117;havoc #t~ret117; [2021-12-06 21:45:42,812 INFO L768 $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 [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: assume -9223372036854775808 <= #t~ret116 && #t~ret116 <= 9223372036854775807;~tmp___0~8 := #t~ret116;havoc #t~ret116; [2021-12-06 21:45:42,812 INFO L768 $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 [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2021-12-06 21:45:42,812 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115; [2021-12-06 21:45:48,598 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch110#1; [2021-12-06 21:45:48,598 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch110#1; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $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 [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch110#1; [2021-12-06 21:45:48,599 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := true; [2021-12-06 21:45:48,599 INFO L768 $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 [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,599 INFO L768 $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; [2021-12-06 21:45:48,600 INFO L768 $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; [2021-12-06 21:45:48,600 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch110#1; [2021-12-06 21:45:48,600 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch110#1; [2021-12-06 21:45:48,600 INFO L768 $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 [2021-12-06 21:45:48,600 INFO L768 $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); [2021-12-06 21:45:48,600 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##704: 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; [2021-12-06 21:45:48,600 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##703: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-12-06 21:45:48,655 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 21:45:48,682 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 21:45:48,682 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 21:45:48,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:45:48 BoogieIcfgContainer [2021-12-06 21:45:48,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 21:45:48,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 21:45:48,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 21:45:48,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 21:45:48,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 09:45:38" (1/3) ... [2021-12-06 21:45:48,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36bfed46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:45:48, skipping insertion in model container [2021-12-06 21:45:48,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:45:40" (2/3) ... [2021-12-06 21:45:48,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36bfed46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:45:48, skipping insertion in model container [2021-12-06 21:45:48,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:45:48" (3/3) ... [2021-12-06 21:45:48,693 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2021-12-06 21:45:48,697 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 21:45:48,697 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 21:45:48,745 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 21:45:48,750 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 21:45:48,750 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 21:45:48,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 3787 states, 2893 states have (on average 1.5074317317663326) internal successors, (4361), 2997 states have internal predecessors, (4361), 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) [2021-12-06 21:45:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-06 21:45:48,845 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:45:48,845 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:45:48,846 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:45:48,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:45:48,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1066878759, now seen corresponding path program 1 times [2021-12-06 21:45:48,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:45:48,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284600237] [2021-12-06 21:45:48,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:45:48,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:45:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:45:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:45:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:45:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:45:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:45:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:45:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 21:45:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 21:45:49,385 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:45:49,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284600237] [2021-12-06 21:45:49,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284600237] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:45:49,386 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:45:49,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 21:45:49,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020590354] [2021-12-06 21:45:49,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:45:49,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 21:45:49,391 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:45:49,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 21:45:49,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 21:45:49,420 INFO L87 Difference]: Start difference. First operand has 3787 states, 2893 states have (on average 1.5074317317663326) internal successors, (4361), 2997 states have internal predecessors, (4361), 757 states have call successors, (757), 136 states have call predecessors, (757), 135 states have return successors, (749), 721 states have call predecessors, (749), 749 states have call successors, (749) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 21:45:56,041 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:45:57,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:45:57,396 INFO L93 Difference]: Finished difference Result 9183 states and 14360 transitions. [2021-12-06 21:45:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 21:45:57,398 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 57 [2021-12-06 21:45:57,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:45:57,456 INFO L225 Difference]: With dead ends: 9183 [2021-12-06 21:45:57,456 INFO L226 Difference]: Without dead ends: 5374 [2021-12-06 21:45:57,475 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:45:57,478 INFO L933 BasicCegarLoop]: 5662 mSDtfsCounter, 3984 mSDsluCounter, 7291 mSDsCounter, 0 mSdLazyCounter, 3127 mSolverCounterSat, 1369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4286 SdHoareTripleChecker+Valid, 12953 SdHoareTripleChecker+Invalid, 4496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1369 IncrementalHoareTripleChecker+Valid, 3127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-12-06 21:45:57,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4286 Valid, 12953 Invalid, 4496 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1369 Valid, 3127 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2021-12-06 21:45:57,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5374 states. [2021-12-06 21:45:57,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5374 to 4841. [2021-12-06 21:45:57,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4841 states, 3713 states have (on average 1.5025585779692971) internal successors, (5579), 3844 states have internal predecessors, (5579), 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) [2021-12-06 21:45:57,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 4841 states and 7445 transitions. [2021-12-06 21:45:57,763 INFO L78 Accepts]: Start accepts. Automaton has 4841 states and 7445 transitions. Word has length 57 [2021-12-06 21:45:57,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:45:57,764 INFO L470 AbstractCegarLoop]: Abstraction has 4841 states and 7445 transitions. [2021-12-06 21:45:57,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 21:45:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 7445 transitions. [2021-12-06 21:45:57,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-12-06 21:45:57,768 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:45:57,768 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:45:57,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 21:45:57,769 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:45:57,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:45:57,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1168157038, now seen corresponding path program 1 times [2021-12-06 21:45:57,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:45:57,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355377021] [2021-12-06 21:45:57,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:45:57,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:45:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:45:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:45:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:45:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:45:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:45:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:45:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:45:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:45:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 21:45:58,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:45:58,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355377021] [2021-12-06 21:45:58,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355377021] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:45:58,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:45:58,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 21:45:58,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519318615] [2021-12-06 21:45:58,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:45:58,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 21:45:58,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:45:58,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 21:45:58,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 21:45:58,065 INFO L87 Difference]: Start difference. First operand 4841 states and 7445 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) [2021-12-06 21:46:02,904 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:03,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:46:03,972 INFO L93 Difference]: Finished difference Result 10192 states and 15811 transitions. [2021-12-06 21:46:03,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 21:46:03,973 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 [2021-12-06 21:46:03,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:46:04,018 INFO L225 Difference]: With dead ends: 10192 [2021-12-06 21:46:04,018 INFO L226 Difference]: Without dead ends: 5366 [2021-12-06 21:46:04,030 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:46:04,031 INFO L933 BasicCegarLoop]: 5492 mSDtfsCounter, 6976 mSDsluCounter, 2404 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 1595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7457 SdHoareTripleChecker+Valid, 7896 SdHoareTripleChecker+Invalid, 3369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1595 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-06 21:46:04,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7457 Valid, 7896 Invalid, 3369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1595 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-06 21:46:04,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5366 states. [2021-12-06 21:46:04,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5366 to 4841. [2021-12-06 21:46:04,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4841 states, 3713 states have (on average 1.5020199299757608) internal successors, (5577), 3844 states have internal predecessors, (5577), 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) [2021-12-06 21:46:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 4841 states and 7443 transitions. [2021-12-06 21:46:04,190 INFO L78 Accepts]: Start accepts. Automaton has 4841 states and 7443 transitions. Word has length 65 [2021-12-06 21:46:04,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:46:04,191 INFO L470 AbstractCegarLoop]: Abstraction has 4841 states and 7443 transitions. [2021-12-06 21:46:04,191 INFO L471 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) [2021-12-06 21:46:04,191 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 7443 transitions. [2021-12-06 21:46:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-12-06 21:46:04,194 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:46:04,194 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:46:04,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 21:46:04,194 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:46:04,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:04,195 INFO L85 PathProgramCache]: Analyzing trace with hash -420190864, now seen corresponding path program 1 times [2021-12-06 21:46:04,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:04,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550835753] [2021-12-06 21:46:04,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:04,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:46:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:46:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:46:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:46:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:46:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:46:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:46:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 21:46:04,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:04,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550835753] [2021-12-06 21:46:04,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550835753] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:04,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:04,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 21:46:04,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883428904] [2021-12-06 21:46:04,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:04,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 21:46:04,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:04,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 21:46:04,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 21:46:04,440 INFO L87 Difference]: Start difference. First operand 4841 states and 7443 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) [2021-12-06 21:46:09,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:46:11,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:46:11,650 INFO L93 Difference]: Finished difference Result 5381 states and 8398 transitions. [2021-12-06 21:46:11,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 21:46:11,651 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 [2021-12-06 21:46:11,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:46:11,676 INFO L225 Difference]: With dead ends: 5381 [2021-12-06 21:46:11,676 INFO L226 Difference]: Without dead ends: 5378 [2021-12-06 21:46:11,678 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:46:11,679 INFO L933 BasicCegarLoop]: 5504 mSDtfsCounter, 6953 mSDsluCounter, 2428 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 1591 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7436 SdHoareTripleChecker+Valid, 7932 SdHoareTripleChecker+Invalid, 3374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1591 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2021-12-06 21:46:11,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7436 Valid, 7932 Invalid, 3374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1591 Valid, 1782 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2021-12-06 21:46:11,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5378 states. [2021-12-06 21:46:11,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5378 to 4851. [2021-12-06 21:46:11,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4851 states, 3721 states have (on average 1.500940607363612) internal successors, (5585), 3851 states have internal predecessors, (5585), 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) [2021-12-06 21:46:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4851 states to 4851 states and 7452 transitions. [2021-12-06 21:46:11,838 INFO L78 Accepts]: Start accepts. Automaton has 4851 states and 7452 transitions. Word has length 65 [2021-12-06 21:46:11,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:46:11,838 INFO L470 AbstractCegarLoop]: Abstraction has 4851 states and 7452 transitions. [2021-12-06 21:46:11,839 INFO L471 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) [2021-12-06 21:46:11,839 INFO L276 IsEmpty]: Start isEmpty. Operand 4851 states and 7452 transitions. [2021-12-06 21:46:11,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-12-06 21:46:11,840 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:46:11,840 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:46:11,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 21:46:11,840 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:46:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:11,841 INFO L85 PathProgramCache]: Analyzing trace with hash -142231472, now seen corresponding path program 1 times [2021-12-06 21:46:11,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:11,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543712307] [2021-12-06 21:46:11,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:11,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:46:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:46:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:46:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:46:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:46:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:46:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:46:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 21:46:12,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:12,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543712307] [2021-12-06 21:46:12,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543712307] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:12,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:12,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 21:46:12,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033612712] [2021-12-06 21:46:12,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:12,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 21:46:12,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:12,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 21:46:12,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 21:46:12,076 INFO L87 Difference]: Start difference. First operand 4851 states and 7452 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) [2021-12-06 21:46:18,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:20,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:46:20,182 INFO L93 Difference]: Finished difference Result 8450 states and 13058 transitions. [2021-12-06 21:46:20,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 21:46:20,183 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 [2021-12-06 21:46:20,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:46:20,236 INFO L225 Difference]: With dead ends: 8450 [2021-12-06 21:46:20,236 INFO L226 Difference]: Without dead ends: 8362 [2021-12-06 21:46:20,242 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:46:20,242 INFO L933 BasicCegarLoop]: 6110 mSDtfsCounter, 4725 mSDsluCounter, 7366 mSDsCounter, 0 mSdLazyCounter, 3333 mSolverCounterSat, 1644 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5079 SdHoareTripleChecker+Valid, 13476 SdHoareTripleChecker+Invalid, 4977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1644 IncrementalHoareTripleChecker+Valid, 3333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-12-06 21:46:20,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5079 Valid, 13476 Invalid, 4977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1644 Valid, 3333 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2021-12-06 21:46:20,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8362 states. [2021-12-06 21:46:20,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8362 to 7445. [2021-12-06 21:46:20,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7445 states, 5691 states have (on average 1.4958706729924443) internal successors, (8513), 5921 states have internal predecessors, (8513), 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) [2021-12-06 21:46:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7445 states to 7445 states and 11358 transitions. [2021-12-06 21:46:20,549 INFO L78 Accepts]: Start accepts. Automaton has 7445 states and 11358 transitions. Word has length 66 [2021-12-06 21:46:20,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:46:20,549 INFO L470 AbstractCegarLoop]: Abstraction has 7445 states and 11358 transitions. [2021-12-06 21:46:20,549 INFO L471 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) [2021-12-06 21:46:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 7445 states and 11358 transitions. [2021-12-06 21:46:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-06 21:46:20,556 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:46:20,556 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:46:20,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 21:46:20,557 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:46:20,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:20,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1797917777, now seen corresponding path program 1 times [2021-12-06 21:46:20,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:20,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121304487] [2021-12-06 21:46:20,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:20,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:46:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:46:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:46:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:46:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:46:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:46:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:46:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-06 21:46:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 21:46:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-06 21:46:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 21:46:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 21:46:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-12-06 21:46:20,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:20,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121304487] [2021-12-06 21:46:20,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121304487] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:20,852 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:20,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 21:46:20,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510000284] [2021-12-06 21:46:20,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:20,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 21:46:20,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:20,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 21:46:20,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-06 21:46:20,854 INFO L87 Difference]: Start difference. First operand 7445 states and 11358 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-06 21:46:34,598 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:36,590 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:38,275 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:41,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:46:41,426 INFO L93 Difference]: Finished difference Result 15805 states and 24296 transitions. [2021-12-06 21:46:41,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 21:46:41,427 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 110 [2021-12-06 21:46:41,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:46:41,460 INFO L225 Difference]: With dead ends: 15805 [2021-12-06 21:46:41,460 INFO L226 Difference]: Without dead ends: 8368 [2021-12-06 21:46:41,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-12-06 21:46:41,488 INFO L933 BasicCegarLoop]: 5263 mSDtfsCounter, 4236 mSDsluCounter, 15936 mSDsCounter, 0 mSdLazyCounter, 14759 mSolverCounterSat, 2164 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4527 SdHoareTripleChecker+Valid, 21199 SdHoareTripleChecker+Invalid, 16924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2164 IncrementalHoareTripleChecker+Valid, 14759 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2021-12-06 21:46:41,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4527 Valid, 21199 Invalid, 16924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2164 Valid, 14759 Invalid, 1 Unknown, 0 Unchecked, 20.2s Time] [2021-12-06 21:46:41,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8368 states. [2021-12-06 21:46:41,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8368 to 7440. [2021-12-06 21:46:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7440 states, 5689 states have (on average 1.4953418878537528) internal successors, (8507), 5918 states have internal predecessors, (8507), 1421 states have call successors, (1421), 331 states have call predecessors, (1421), 329 states have return successors, (1422), 1321 states have call predecessors, (1422), 1418 states have call successors, (1422) [2021-12-06 21:46:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7440 states to 7440 states and 11350 transitions. [2021-12-06 21:46:41,717 INFO L78 Accepts]: Start accepts. Automaton has 7440 states and 11350 transitions. Word has length 110 [2021-12-06 21:46:41,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:46:41,718 INFO L470 AbstractCegarLoop]: Abstraction has 7440 states and 11350 transitions. [2021-12-06 21:46:41,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-06 21:46:41,718 INFO L276 IsEmpty]: Start isEmpty. Operand 7440 states and 11350 transitions. [2021-12-06 21:46:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-12-06 21:46:41,725 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:46:41,725 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:46:41,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 21:46:41,726 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:46:41,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:41,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1200842010, now seen corresponding path program 1 times [2021-12-06 21:46:41,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:41,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274356655] [2021-12-06 21:46:41,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:41,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:46:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:46:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:46:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:46:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:46:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:46:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:46:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:46:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 21:46:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:41,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 21:46:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:42,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 21:46:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:42,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 21:46:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:42,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-06 21:46:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-12-06 21:46:42,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:42,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274356655] [2021-12-06 21:46:42,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274356655] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:42,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:42,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 21:46:42,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449863622] [2021-12-06 21:46:42,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:42,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:46:42,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:42,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:46:42,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:46:42,022 INFO L87 Difference]: Start difference. First operand 7440 states and 11350 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-12-06 21:46:51,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:53,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:46:57,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:46:57,021 INFO L93 Difference]: Finished difference Result 15914 states and 24498 transitions. [2021-12-06 21:46:57,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 21:46:57,021 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 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 116 [2021-12-06 21:46:57,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:46:57,044 INFO L225 Difference]: With dead ends: 15914 [2021-12-06 21:46:57,044 INFO L226 Difference]: Without dead ends: 8500 [2021-12-06 21:46:57,061 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:46:57,062 INFO L933 BasicCegarLoop]: 5506 mSDtfsCounter, 7578 mSDsluCounter, 6642 mSDsCounter, 0 mSdLazyCounter, 9027 mSolverCounterSat, 2821 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7867 SdHoareTripleChecker+Valid, 12148 SdHoareTripleChecker+Invalid, 11849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2821 IncrementalHoareTripleChecker+Valid, 9027 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2021-12-06 21:46:57,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7867 Valid, 12148 Invalid, 11849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2821 Valid, 9027 Invalid, 1 Unknown, 0 Unchecked, 14.6s Time] [2021-12-06 21:46:57,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8500 states. [2021-12-06 21:46:57,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8500 to 7440. [2021-12-06 21:46:57,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7440 states, 5689 states have (on average 1.4946387765863949) internal successors, (8503), 5918 states have internal predecessors, (8503), 1421 states have call successors, (1421), 331 states have call predecessors, (1421), 329 states have return successors, (1422), 1321 states have call predecessors, (1422), 1418 states have call successors, (1422) [2021-12-06 21:46:57,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7440 states to 7440 states and 11346 transitions. [2021-12-06 21:46:57,285 INFO L78 Accepts]: Start accepts. Automaton has 7440 states and 11346 transitions. Word has length 116 [2021-12-06 21:46:57,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:46:57,285 INFO L470 AbstractCegarLoop]: Abstraction has 7440 states and 11346 transitions. [2021-12-06 21:46:57,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-12-06 21:46:57,285 INFO L276 IsEmpty]: Start isEmpty. Operand 7440 states and 11346 transitions. [2021-12-06 21:46:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-12-06 21:46:57,291 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:46:57,291 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:46:57,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 21:46:57,291 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:46:57,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:57,292 INFO L85 PathProgramCache]: Analyzing trace with hash -377122279, now seen corresponding path program 1 times [2021-12-06 21:46:57,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:57,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565833244] [2021-12-06 21:46:57,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:57,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:46:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:46:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:46:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:46:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:46:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:46:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:46:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:46:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:46:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:46:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 21:46:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-06 21:46:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-06 21:46:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:57,537 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-12-06 21:46:57,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:57,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565833244] [2021-12-06 21:46:57,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565833244] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:57,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:57,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:46:57,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204680514] [2021-12-06 21:46:57,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:57,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:46:57,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:57,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:46:57,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:46:57,539 INFO L87 Difference]: Start difference. First operand 7440 states and 11346 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-12-06 21:47:04,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:47:05,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:47:05,928 INFO L93 Difference]: Finished difference Result 15771 states and 24242 transitions. [2021-12-06 21:47:05,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:05,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 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 118 [2021-12-06 21:47:05,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:47:05,960 INFO L225 Difference]: With dead ends: 15771 [2021-12-06 21:47:05,960 INFO L226 Difference]: Without dead ends: 8357 [2021-12-06 21:47:05,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 21:47:05,978 INFO L933 BasicCegarLoop]: 5270 mSDtfsCounter, 9076 mSDsluCounter, 3643 mSDsCounter, 0 mSdLazyCounter, 3105 mSolverCounterSat, 3551 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9476 SdHoareTripleChecker+Valid, 8913 SdHoareTripleChecker+Invalid, 6657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3551 IncrementalHoareTripleChecker+Valid, 3105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-12-06 21:47:05,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9476 Valid, 8913 Invalid, 6657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3551 Valid, 3105 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2021-12-06 21:47:05,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2021-12-06 21:47:06,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 7440. [2021-12-06 21:47:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7440 states, 5689 states have (on average 1.4939356653190368) internal successors, (8499), 5918 states have internal predecessors, (8499), 1421 states have call successors, (1421), 331 states have call predecessors, (1421), 329 states have return successors, (1422), 1321 states have call predecessors, (1422), 1418 states have call successors, (1422) [2021-12-06 21:47:06,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7440 states to 7440 states and 11342 transitions. [2021-12-06 21:47:06,218 INFO L78 Accepts]: Start accepts. Automaton has 7440 states and 11342 transitions. Word has length 118 [2021-12-06 21:47:06,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:47:06,218 INFO L470 AbstractCegarLoop]: Abstraction has 7440 states and 11342 transitions. [2021-12-06 21:47:06,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-12-06 21:47:06,219 INFO L276 IsEmpty]: Start isEmpty. Operand 7440 states and 11342 transitions. [2021-12-06 21:47:06,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-12-06 21:47:06,224 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:47:06,225 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:47:06,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 21:47:06,225 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:47:06,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:06,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1512299497, now seen corresponding path program 1 times [2021-12-06 21:47:06,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:06,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34681697] [2021-12-06 21:47:06,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:06,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:47:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:47:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:47:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:47:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:47:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:47:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:47:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:47:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:47:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:47:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-06 21:47:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 21:47:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-06 21:47:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-12-06 21:47:06,458 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:06,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34681697] [2021-12-06 21:47:06,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34681697] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:06,458 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:06,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:06,459 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554924911] [2021-12-06 21:47:06,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:06,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:47:06,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:06,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:47:06,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:47:06,460 INFO L87 Difference]: Start difference. First operand 7440 states and 11342 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-06 21:47:16,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:47:18,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:47:18,783 INFO L93 Difference]: Finished difference Result 19878 states and 30453 transitions. [2021-12-06 21:47:18,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:47:18,783 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 119 [2021-12-06 21:47:18,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:47:18,820 INFO L225 Difference]: With dead ends: 19878 [2021-12-06 21:47:18,820 INFO L226 Difference]: Without dead ends: 12464 [2021-12-06 21:47:18,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:47:18,834 INFO L933 BasicCegarLoop]: 6501 mSDtfsCounter, 9117 mSDsluCounter, 6551 mSDsCounter, 0 mSdLazyCounter, 7016 mSolverCounterSat, 4343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9597 SdHoareTripleChecker+Valid, 13052 SdHoareTripleChecker+Invalid, 11359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4343 IncrementalHoareTripleChecker+Valid, 7016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2021-12-06 21:47:18,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9597 Valid, 13052 Invalid, 11359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4343 Valid, 7016 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2021-12-06 21:47:18,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12464 states. [2021-12-06 21:47:19,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12464 to 10970. [2021-12-06 21:47:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10970 states, 8324 states have (on average 1.4817395482940894) internal successors, (12334), 8679 states have internal predecessors, (12334), 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) [2021-12-06 21:47:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10970 states to 10970 states and 16595 transitions. [2021-12-06 21:47:19,208 INFO L78 Accepts]: Start accepts. Automaton has 10970 states and 16595 transitions. Word has length 119 [2021-12-06 21:47:19,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:47:19,209 INFO L470 AbstractCegarLoop]: Abstraction has 10970 states and 16595 transitions. [2021-12-06 21:47:19,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-06 21:47:19,209 INFO L276 IsEmpty]: Start isEmpty. Operand 10970 states and 16595 transitions. [2021-12-06 21:47:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-12-06 21:47:19,215 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:47:19,215 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:47:19,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 21:47:19,215 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:47:19,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:19,215 INFO L85 PathProgramCache]: Analyzing trace with hash 66778395, now seen corresponding path program 1 times [2021-12-06 21:47:19,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:19,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725093269] [2021-12-06 21:47:19,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:19,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:47:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:47:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:47:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:47:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:47:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:47:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:47:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:47:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:47:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:47:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 21:47:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-06 21:47:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-06 21:47:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-12-06 21:47:19,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:19,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725093269] [2021-12-06 21:47:19,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725093269] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:19,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:19,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:19,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575912726] [2021-12-06 21:47:19,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:19,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:47:19,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:19,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:47:19,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:47:19,543 INFO L87 Difference]: Start difference. First operand 10970 states and 16595 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 21:47:28,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:47:30,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:47:30,795 INFO L93 Difference]: Finished difference Result 23393 states and 35665 transitions. [2021-12-06 21:47:30,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:47:30,795 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 118 [2021-12-06 21:47:30,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:47:30,841 INFO L225 Difference]: With dead ends: 23393 [2021-12-06 21:47:30,841 INFO L226 Difference]: Without dead ends: 12449 [2021-12-06 21:47:30,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:47:30,859 INFO L933 BasicCegarLoop]: 5989 mSDtfsCounter, 10507 mSDsluCounter, 4547 mSDsCounter, 0 mSdLazyCounter, 6280 mSolverCounterSat, 4253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11045 SdHoareTripleChecker+Valid, 10536 SdHoareTripleChecker+Invalid, 10533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4253 IncrementalHoareTripleChecker+Valid, 6280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2021-12-06 21:47:30,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11045 Valid, 10536 Invalid, 10533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4253 Valid, 6280 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2021-12-06 21:47:30,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12449 states. [2021-12-06 21:47:31,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12449 to 10960. [2021-12-06 21:47:31,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10960 states, 8319 states have (on average 1.4815482630123813) internal successors, (12325), 8671 states have internal predecessors, (12325), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2021-12-06 21:47:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10960 states to 10960 states and 16569 transitions. [2021-12-06 21:47:31,241 INFO L78 Accepts]: Start accepts. Automaton has 10960 states and 16569 transitions. Word has length 118 [2021-12-06 21:47:31,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:47:31,241 INFO L470 AbstractCegarLoop]: Abstraction has 10960 states and 16569 transitions. [2021-12-06 21:47:31,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 21:47:31,241 INFO L276 IsEmpty]: Start isEmpty. Operand 10960 states and 16569 transitions. [2021-12-06 21:47:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-12-06 21:47:31,261 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:47:31,261 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:47:31,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 21:47:31,261 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:47:31,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:31,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1932597198, now seen corresponding path program 1 times [2021-12-06 21:47:31,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:31,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754139209] [2021-12-06 21:47:31,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:31,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:47:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:47:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:47:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:47:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:47:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:47:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:47:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:47:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:47:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:47:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 21:47:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-06 21:47:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-12-06 21:47:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 21:47:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-06 21:47:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-12-06 21:47:31,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:31,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754139209] [2021-12-06 21:47:31,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754139209] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:31,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:31,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 21:47:31,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170961948] [2021-12-06 21:47:31,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:31,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:31,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:31,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:31,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:31,586 INFO L87 Difference]: Start difference. First operand 10960 states and 16569 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) [2021-12-06 21:47:45,797 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:47:51,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:47:54,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:47:54,723 INFO L93 Difference]: Finished difference Result 28000 states and 42657 transitions. [2021-12-06 21:47:54,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 21:47:54,723 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 [2021-12-06 21:47:54,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:47:54,771 INFO L225 Difference]: With dead ends: 28000 [2021-12-06 21:47:54,771 INFO L226 Difference]: Without dead ends: 17066 [2021-12-06 21:47:54,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-12-06 21:47:54,791 INFO L933 BasicCegarLoop]: 8563 mSDtfsCounter, 7630 mSDsluCounter, 12741 mSDsCounter, 0 mSdLazyCounter, 13467 mSolverCounterSat, 3978 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8058 SdHoareTripleChecker+Valid, 21304 SdHoareTripleChecker+Invalid, 17445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3978 IncrementalHoareTripleChecker+Valid, 13467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2021-12-06 21:47:54,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8058 Valid, 21304 Invalid, 17445 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3978 Valid, 13467 Invalid, 0 Unknown, 0 Unchecked, 22.4s Time] [2021-12-06 21:47:54,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17066 states. [2021-12-06 21:47:55,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17066 to 10962. [2021-12-06 21:47:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10962 states, 8321 states have (on average 1.4813123422665544) internal successors, (12326), 8673 states have internal predecessors, (12326), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2021-12-06 21:47:55,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10962 states to 10962 states and 16570 transitions. [2021-12-06 21:47:55,215 INFO L78 Accepts]: Start accepts. Automaton has 10962 states and 16570 transitions. Word has length 160 [2021-12-06 21:47:55,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:47:55,215 INFO L470 AbstractCegarLoop]: Abstraction has 10962 states and 16570 transitions. [2021-12-06 21:47:55,215 INFO L471 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) [2021-12-06 21:47:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 10962 states and 16570 transitions. [2021-12-06 21:47:55,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-12-06 21:47:55,235 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:47:55,235 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:47:55,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 21:47:55,235 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:47:55,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:55,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1187421503, now seen corresponding path program 1 times [2021-12-06 21:47:55,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:55,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359966297] [2021-12-06 21:47:55,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:55,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:47:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:47:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:47:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:47:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:47:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:47:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:47:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:47:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:47:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:47:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 21:47:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 21:47:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 21:47:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 21:47:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 21:47:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-06 21:47:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 21:47:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 21:47:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 21:47:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-12-06 21:47:55,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:55,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359966297] [2021-12-06 21:47:55,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359966297] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:55,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:55,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:55,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980946879] [2021-12-06 21:47:55,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:55,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:47:55,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:55,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:47:55,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:47:55,517 INFO L87 Difference]: Start difference. First operand 10962 states and 16570 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) [2021-12-06 21:48:02,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:04,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:07,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:48:07,480 INFO L93 Difference]: Finished difference Result 23383 states and 35622 transitions. [2021-12-06 21:48:07,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:48:07,480 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 [2021-12-06 21:48:07,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:48:07,515 INFO L225 Difference]: With dead ends: 23383 [2021-12-06 21:48:07,515 INFO L226 Difference]: Without dead ends: 12447 [2021-12-06 21:48:07,532 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:48:07,533 INFO L933 BasicCegarLoop]: 5278 mSDtfsCounter, 4195 mSDsluCounter, 6716 mSDsCounter, 0 mSdLazyCounter, 6017 mSolverCounterSat, 2148 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4487 SdHoareTripleChecker+Valid, 11994 SdHoareTripleChecker+Invalid, 8166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2148 IncrementalHoareTripleChecker+Valid, 6017 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2021-12-06 21:48:07,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4487 Valid, 11994 Invalid, 8166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2148 Valid, 6017 Invalid, 1 Unknown, 0 Unchecked, 11.5s Time] [2021-12-06 21:48:07,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12447 states. [2021-12-06 21:48:07,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12447 to 10963. [2021-12-06 21:48:07,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10963 states, 8322 states have (on average 1.4812545061283344) internal successors, (12327), 8674 states have internal predecessors, (12327), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2021-12-06 21:48:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10963 states to 10963 states and 16571 transitions. [2021-12-06 21:48:07,908 INFO L78 Accepts]: Start accepts. Automaton has 10963 states and 16571 transitions. Word has length 189 [2021-12-06 21:48:07,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:48:07,908 INFO L470 AbstractCegarLoop]: Abstraction has 10963 states and 16571 transitions. [2021-12-06 21:48:07,909 INFO L471 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) [2021-12-06 21:48:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 10963 states and 16571 transitions. [2021-12-06 21:48:07,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-12-06 21:48:07,940 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:48:07,940 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:48:07,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 21:48:07,940 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:48:07,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:07,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1970620796, now seen corresponding path program 1 times [2021-12-06 21:48:07,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:07,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386387179] [2021-12-06 21:48:07,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:07,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:48:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:48:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:48:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:48:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:48:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:48:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:48:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:48:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:48:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:48:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 21:48:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 21:48:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 21:48:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 21:48:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-06 21:48:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 21:48:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-12-06 21:48:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 21:48:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-06 21:48:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,291 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-12-06 21:48:08,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:08,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386387179] [2021-12-06 21:48:08,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386387179] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:48:08,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:48:08,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:48:08,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619862238] [2021-12-06 21:48:08,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:48:08,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:48:08,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:48:08,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:48:08,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:48:08,293 INFO L87 Difference]: Start difference. First operand 10963 states and 16571 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) [2021-12-06 21:48:16,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:18,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:25,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:48:25,805 INFO L93 Difference]: Finished difference Result 22169 states and 33768 transitions. [2021-12-06 21:48:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:48:25,805 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 [2021-12-06 21:48:25,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:48:25,835 INFO L225 Difference]: With dead ends: 22169 [2021-12-06 21:48:25,835 INFO L226 Difference]: Without dead ends: 11232 [2021-12-06 21:48:25,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:48:25,854 INFO L933 BasicCegarLoop]: 7741 mSDtfsCounter, 8386 mSDsluCounter, 6027 mSDsCounter, 0 mSdLazyCounter, 7352 mSolverCounterSat, 3994 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8940 SdHoareTripleChecker+Valid, 13768 SdHoareTripleChecker+Invalid, 11347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3994 IncrementalHoareTripleChecker+Valid, 7352 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2021-12-06 21:48:25,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8940 Valid, 13768 Invalid, 11347 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3994 Valid, 7352 Invalid, 1 Unknown, 0 Unchecked, 16.9s Time] [2021-12-06 21:48:25,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11232 states. [2021-12-06 21:48:26,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11232 to 9895. [2021-12-06 21:48:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9895 states, 7498 states have (on average 1.4766604427847425) internal successors, (11072), 7813 states have internal predecessors, (11072), 1941 states have call successors, (1941), 459 states have call predecessors, (1941), 455 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2021-12-06 21:48:26,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9895 states to 9895 states and 14944 transitions. [2021-12-06 21:48:26,206 INFO L78 Accepts]: Start accepts. Automaton has 9895 states and 14944 transitions. Word has length 191 [2021-12-06 21:48:26,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:48:26,207 INFO L470 AbstractCegarLoop]: Abstraction has 9895 states and 14944 transitions. [2021-12-06 21:48:26,207 INFO L471 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) [2021-12-06 21:48:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 9895 states and 14944 transitions. [2021-12-06 21:48:26,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-06 21:48:26,224 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:48:26,224 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:48:26,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 21:48:26,224 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:48:26,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:26,225 INFO L85 PathProgramCache]: Analyzing trace with hash 186137462, now seen corresponding path program 1 times [2021-12-06 21:48:26,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:26,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59366827] [2021-12-06 21:48:26,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:26,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:48:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:48:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:48:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:48:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:48:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:48:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:48:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:48:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:48:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:48:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 21:48:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 21:48:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 21:48:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 21:48:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-06 21:48:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 21:48:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-12-06 21:48:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 21:48:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-06 21:48:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:26,476 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-12-06 21:48:26,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:26,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59366827] [2021-12-06 21:48:26,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59366827] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:48:26,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:48:26,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:48:26,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023004804] [2021-12-06 21:48:26,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:48:26,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:48:26,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:48:26,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:48:26,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:48:26,478 INFO L87 Difference]: Start difference. First operand 9895 states and 14944 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, (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) [2021-12-06 21:48:34,460 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:38,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:48:38,656 INFO L93 Difference]: Finished difference Result 21493 states and 32941 transitions. [2021-12-06 21:48:38,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:48:38,657 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, (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 [2021-12-06 21:48:38,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:48:38,697 INFO L225 Difference]: With dead ends: 21493 [2021-12-06 21:48:38,697 INFO L226 Difference]: Without dead ends: 12648 [2021-12-06 21:48:38,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:48:38,718 INFO L933 BasicCegarLoop]: 6550 mSDtfsCounter, 5834 mSDsluCounter, 7863 mSDsCounter, 0 mSdLazyCounter, 6496 mSolverCounterSat, 2184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6456 SdHoareTripleChecker+Valid, 14413 SdHoareTripleChecker+Invalid, 8680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2184 IncrementalHoareTripleChecker+Valid, 6496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-12-06 21:48:38,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6456 Valid, 14413 Invalid, 8680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2184 Valid, 6496 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2021-12-06 21:48:38,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12648 states. [2021-12-06 21:48:39,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12648 to 9901. [2021-12-06 21:48:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9901 states, 7504 states have (on average 1.4762793176972282) internal successors, (11078), 7819 states have internal predecessors, (11078), 1941 states have call successors, (1941), 459 states have call predecessors, (1941), 455 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2021-12-06 21:48:39,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9901 states to 9901 states and 14950 transitions. [2021-12-06 21:48:39,100 INFO L78 Accepts]: Start accepts. Automaton has 9901 states and 14950 transitions. Word has length 190 [2021-12-06 21:48:39,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:48:39,100 INFO L470 AbstractCegarLoop]: Abstraction has 9901 states and 14950 transitions. [2021-12-06 21:48:39,100 INFO L471 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, (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) [2021-12-06 21:48:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 9901 states and 14950 transitions. [2021-12-06 21:48:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-06 21:48:39,113 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:48:39,113 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:48:39,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 21:48:39,114 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:48:39,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:39,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1482102706, now seen corresponding path program 1 times [2021-12-06 21:48:39,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:39,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085161522] [2021-12-06 21:48:39,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:39,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:48:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:48:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:48:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:48:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:48:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:48:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:48:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:48:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 21:48:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:48:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 21:48:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 21:48:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 21:48:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 21:48:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-06 21:48:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 21:48:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-12-06 21:48:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 21:48:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-06 21:48:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-06 21:48:39,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:39,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085161522] [2021-12-06 21:48:39,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085161522] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:48:39,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:48:39,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:48:39,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338944192] [2021-12-06 21:48:39,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:48:39,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:48:39,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:48:39,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:48:39,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 21:48:39,345 INFO L87 Difference]: Start difference. First operand 9901 states and 14950 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) [2021-12-06 21:48:47,643 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:49,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:48:52,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:48:52,825 INFO L93 Difference]: Finished difference Result 21130 states and 32162 transitions. [2021-12-06 21:48:52,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:48:52,825 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 [2021-12-06 21:48:52,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:48:52,856 INFO L225 Difference]: With dead ends: 21130 [2021-12-06 21:48:52,856 INFO L226 Difference]: Without dead ends: 11255 [2021-12-06 21:48:52,875 INFO L932 BasicCegarLoop]: 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 [2021-12-06 21:48:52,875 INFO L933 BasicCegarLoop]: 5262 mSDtfsCounter, 4213 mSDsluCounter, 6705 mSDsCounter, 0 mSdLazyCounter, 6017 mSolverCounterSat, 2157 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4505 SdHoareTripleChecker+Valid, 11967 SdHoareTripleChecker+Invalid, 8176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2157 IncrementalHoareTripleChecker+Valid, 6017 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2021-12-06 21:48:52,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4505 Valid, 11967 Invalid, 8176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2157 Valid, 6017 Invalid, 2 Unknown, 0 Unchecked, 13.0s Time] [2021-12-06 21:48:52,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11255 states. [2021-12-06 21:48:53,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11255 to 9906. [2021-12-06 21:48:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9906 states, 7509 states have (on average 1.4759621787188706) internal successors, (11083), 7824 states have internal predecessors, (11083), 1941 states have call successors, (1941), 459 states have call predecessors, (1941), 455 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2021-12-06 21:48:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9906 states to 9906 states and 14955 transitions. [2021-12-06 21:48:53,205 INFO L78 Accepts]: Start accepts. Automaton has 9906 states and 14955 transitions. Word has length 190 [2021-12-06 21:48:53,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:48:53,206 INFO L470 AbstractCegarLoop]: Abstraction has 9906 states and 14955 transitions. [2021-12-06 21:48:53,206 INFO L471 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) [2021-12-06 21:48:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 9906 states and 14955 transitions. [2021-12-06 21:48:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-12-06 21:48:53,219 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:48:53,219 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:48:53,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 21:48:53,219 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:48:53,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:53,220 INFO L85 PathProgramCache]: Analyzing trace with hash 130228107, now seen corresponding path program 1 times [2021-12-06 21:48:53,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:53,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636995714] [2021-12-06 21:48:53,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:53,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:48:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:48:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:48:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:48:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:48:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:48:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:48:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:48:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 21:48:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 21:48:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-06 21:48:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 21:48:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-06 21:48:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 21:48:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 21:48:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 21:48:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 21:48:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-06 21:48:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-06 21:48:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-06 21:48:53,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:53,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636995714] [2021-12-06 21:48:53,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636995714] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:48:53,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856462017] [2021-12-06 21:48:53,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:53,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:48:53,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:48:53,558 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:48:53,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 21:48:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:54,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 4580 conjuncts, 45 conjunts are in the unsatisfiable core [2021-12-06 21:48:54,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:48:54,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,877 INFO L354 Elim1Store]: treesize reduction 316, result has 19.0 percent of original size [2021-12-06 21:48:54,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 38 treesize of output 96 [2021-12-06 21:48:54,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:54,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:48:55,019 INFO L354 Elim1Store]: treesize reduction 407, result has 14.1 percent of original size [2021-12-06 21:48:55,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 309 treesize of output 355 [2021-12-06 21:50:19,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-06 21:50:19,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 15 [2021-12-06 21:50:19,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 21:50:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-12-06 21:50:19,925 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 21:50:19,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856462017] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:50:19,925 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 21:50:19,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2021-12-06 21:50:19,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895468769] [2021-12-06 21:50:19,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:50:19,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 21:50:19,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:50:19,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 21:50:19,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:50:19,927 INFO L87 Difference]: Start difference. First operand 9906 states and 14955 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 21:50:27,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:50:27,829 INFO L93 Difference]: Finished difference Result 27275 states and 41522 transitions. [2021-12-06 21:50:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 21:50:27,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 194 [2021-12-06 21:50:27,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:50:27,915 INFO L225 Difference]: With dead ends: 27275 [2021-12-06 21:50:27,915 INFO L226 Difference]: Without dead ends: 17395 [2021-12-06 21:50:27,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-12-06 21:50:27,931 INFO L933 BasicCegarLoop]: 6690 mSDtfsCounter, 4450 mSDsluCounter, 15028 mSDsCounter, 0 mSdLazyCounter, 2915 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4450 SdHoareTripleChecker+Valid, 21718 SdHoareTripleChecker+Invalid, 2918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2021-12-06 21:50:27,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4450 Valid, 21718 Invalid, 2918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 2915 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2021-12-06 21:50:27,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17395 states. [2021-12-06 21:50:28,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17395 to 17120. [2021-12-06 21:50:28,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17120 states, 13066 states have (on average 1.4879075463033828) internal successors, (19441), 13642 states have internal predecessors, (19441), 3235 states have call successors, (3235), 834 states have call predecessors, (3235), 818 states have return successors, (3562), 2911 states have call predecessors, (3562), 3223 states have call successors, (3562) [2021-12-06 21:50:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17120 states to 17120 states and 26238 transitions. [2021-12-06 21:50:28,528 INFO L78 Accepts]: Start accepts. Automaton has 17120 states and 26238 transitions. Word has length 194 [2021-12-06 21:50:28,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:50:28,528 INFO L470 AbstractCegarLoop]: Abstraction has 17120 states and 26238 transitions. [2021-12-06 21:50:28,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 21:50:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 17120 states and 26238 transitions. [2021-12-06 21:50:28,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-12-06 21:50:28,554 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:50:28,554 INFO L514 BasicCegarLoop]: 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, 1, 1] [2021-12-06 21:50:28,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 21:50:28,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-06 21:50:28,756 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:50:28,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:50:28,757 INFO L85 PathProgramCache]: Analyzing trace with hash -347549020, now seen corresponding path program 1 times [2021-12-06 21:50:28,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:50:28,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010352937] [2021-12-06 21:50:28,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:50:28,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:50:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:50:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:50:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:50:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:50:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:50:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:50:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:50:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:50:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 21:50:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 21:50:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 21:50:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 21:50:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 21:50:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-06 21:50:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-06 21:50:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-12-06 21:50:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:28,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 21:50:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:29,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-06 21:50:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:29,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-06 21:50:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-06 21:50:29,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:50:29,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010352937] [2021-12-06 21:50:29,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010352937] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:50:29,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670031684] [2021-12-06 21:50:29,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:50:29,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:50:29,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:50:29,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:50:29,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 21:50:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:29,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 4588 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 21:50:29,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:50:30,044 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-12-06 21:50:30,044 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 21:50:30,215 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-06 21:50:30,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670031684] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 21:50:30,215 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 21:50:30,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2021-12-06 21:50:30,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139492823] [2021-12-06 21:50:30,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 21:50:30,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 21:50:30,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:50:30,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 21:50:30,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:50:30,217 INFO L87 Difference]: Start difference. First operand 17120 states and 26238 transitions. Second operand has 9 states, 9 states have (on average 15.777777777777779) internal successors, (142), 7 states have internal predecessors, (142), 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) [2021-12-06 21:50:40,748 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:50:45,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:50:46,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:50:53,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:50:53,344 INFO L93 Difference]: Finished difference Result 35947 states and 55347 transitions. [2021-12-06 21:50:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 21:50:53,345 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.777777777777779) internal successors, (142), 7 states have internal predecessors, (142), 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 196 [2021-12-06 21:50:53,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:50:53,403 INFO L225 Difference]: With dead ends: 35947 [2021-12-06 21:50:53,403 INFO L226 Difference]: Without dead ends: 18853 [2021-12-06 21:50:53,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-12-06 21:50:53,439 INFO L933 BasicCegarLoop]: 5237 mSDtfsCounter, 4272 mSDsluCounter, 9770 mSDsCounter, 0 mSdLazyCounter, 8915 mSolverCounterSat, 2182 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4560 SdHoareTripleChecker+Valid, 15007 SdHoareTripleChecker+Invalid, 11098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2182 IncrementalHoareTripleChecker+Valid, 8915 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2021-12-06 21:50:53,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4560 Valid, 15007 Invalid, 11098 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2182 Valid, 8915 Invalid, 1 Unknown, 0 Unchecked, 22.1s Time] [2021-12-06 21:50:53,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18853 states. [2021-12-06 21:50:54,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18853 to 18105. [2021-12-06 21:50:54,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18105 states, 13802 states have (on average 1.480654977539487) internal successors, (20436), 14431 states have internal predecessors, (20436), 3343 states have call successors, (3343), 834 states have call predecessors, (3343), 959 states have return successors, (4136), 3105 states have call predecessors, (4136), 3331 states have call successors, (4136) [2021-12-06 21:50:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18105 states to 18105 states and 27915 transitions. [2021-12-06 21:50:54,152 INFO L78 Accepts]: Start accepts. Automaton has 18105 states and 27915 transitions. Word has length 196 [2021-12-06 21:50:54,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:50:54,152 INFO L470 AbstractCegarLoop]: Abstraction has 18105 states and 27915 transitions. [2021-12-06 21:50:54,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.777777777777779) internal successors, (142), 7 states have internal predecessors, (142), 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) [2021-12-06 21:50:54,152 INFO L276 IsEmpty]: Start isEmpty. Operand 18105 states and 27915 transitions. [2021-12-06 21:50:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-06 21:50:54,177 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:50:54,177 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:50:54,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 21:50:54,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-06 21:50:54,379 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:50:54,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:50:54,380 INFO L85 PathProgramCache]: Analyzing trace with hash 77205885, now seen corresponding path program 1 times [2021-12-06 21:50:54,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:50:54,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382413321] [2021-12-06 21:50:54,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:50:54,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:50:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:50:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:50:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:50:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:50:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:50:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:50:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:50:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:50:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 21:50:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-06 21:50:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 21:50:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-06 21:50:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 21:50:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 21:50:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 21:50:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-06 21:50:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-06 21:50:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 21:50:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 21:50:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-06 21:50:55,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:50:55,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382413321] [2021-12-06 21:50:55,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382413321] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:50:55,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19270643] [2021-12-06 21:50:55,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:50:55,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:50:55,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:50:55,536 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:50:55,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 21:50:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:56,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 4597 conjuncts, 61 conjunts are in the unsatisfiable core [2021-12-06 21:50:56,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:50:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,885 INFO L354 Elim1Store]: treesize reduction 329, result has 16.1 percent of original size [2021-12-06 21:50:56,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 340 treesize of output 384 [2021-12-06 21:50:56,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:50:57,005 INFO L354 Elim1Store]: treesize reduction 289, result has 14.5 percent of original size [2021-12-06 21:50:57,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 85 [2021-12-06 21:51:11,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-12-06 21:51:11,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-12-06 21:51:11,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-12-06 21:51:11,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-12-06 21:51:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-12-06 21:51:11,969 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 21:51:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-06 21:51:12,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19270643] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 21:51:12,659 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 21:51:12,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 8] total 18 [2021-12-06 21:51:12,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694797943] [2021-12-06 21:51:12,660 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 21:51:12,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-06 21:51:12,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:51:12,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-06 21:51:12,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2021-12-06 21:51:12,661 INFO L87 Difference]: Start difference. First operand 18105 states and 27915 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) [2021-12-06 21:52:25,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:52:28,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:52:31,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:52:33,083 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:52:42,399 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:52:44,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:52:46,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:52:48,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:52:50,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:53:08,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 21:55:17,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:55:17,957 INFO L93 Difference]: Finished difference Result 52330 states and 81063 transitions. [2021-12-06 21:55:17,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-12-06 21:55:17,958 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 [2021-12-06 21:55:17,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:55:18,065 INFO L225 Difference]: With dead ends: 52330 [2021-12-06 21:55:18,066 INFO L226 Difference]: Without dead ends: 34251 [2021-12-06 21:55:18,144 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=212, Invalid=978, Unknown=0, NotChecked=0, Total=1190 [2021-12-06 21:55:18,144 INFO L933 BasicCegarLoop]: 7971 mSDtfsCounter, 21681 mSDsluCounter, 37099 mSDsCounter, 0 mSdLazyCounter, 58244 mSolverCounterSat, 8352 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 193.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22502 SdHoareTripleChecker+Valid, 45070 SdHoareTripleChecker+Invalid, 66605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 8352 IncrementalHoareTripleChecker+Valid, 58244 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 240.8s IncrementalHoareTripleChecker+Time [2021-12-06 21:55:18,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22502 Valid, 45070 Invalid, 66605 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [8352 Valid, 58244 Invalid, 9 Unknown, 0 Unchecked, 240.8s Time] [2021-12-06 21:55:18,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34251 states. [2021-12-06 21:55:19,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34251 to 32404. [2021-12-06 21:55:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32404 states, 24810 states have (on average 1.4900040306328093) internal successors, (36967), 25982 states have internal predecessors, (36967), 5909 states have call successors, (5909), 1558 states have call predecessors, (5909), 1684 states have return successors, (7529), 5313 states have call predecessors, (7529), 5893 states have call successors, (7529) [2021-12-06 21:55:19,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32404 states to 32404 states and 50405 transitions. [2021-12-06 21:55:19,494 INFO L78 Accepts]: Start accepts. Automaton has 32404 states and 50405 transitions. Word has length 200 [2021-12-06 21:55:19,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:55:19,495 INFO L470 AbstractCegarLoop]: Abstraction has 32404 states and 50405 transitions. [2021-12-06 21:55:19,495 INFO L471 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) [2021-12-06 21:55:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 32404 states and 50405 transitions. [2021-12-06 21:55:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-12-06 21:55:19,527 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:55:19,528 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:55:19,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 21:55:19,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-06 21:55:19,729 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:55:19,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:55:19,731 INFO L85 PathProgramCache]: Analyzing trace with hash 237703190, now seen corresponding path program 2 times [2021-12-06 21:55:19,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:55:19,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562220755] [2021-12-06 21:55:19,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:55:19,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:55:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:55:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 21:55:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 21:55:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 21:55:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 21:55:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 21:55:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:55:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:55:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 21:55:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-06 21:55:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:21,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 21:55:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 21:55:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 21:55:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-06 21:55:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 21:55:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-06 21:55:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-06 21:55:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-06 21:55:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-06 21:55:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-12-06 21:55:22,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:55:22,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562220755] [2021-12-06 21:55:22,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562220755] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:55:22,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:55:22,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 21:55:22,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693720119] [2021-12-06 21:55:22,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:55:22,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 21:55:22,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:55:22,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 21:55:22,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:55:22,067 INFO L87 Difference]: Start difference. First operand 32404 states and 50405 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) [2021-12-06 21:55:57,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:55:59,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:56:43,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:56:43,193 INFO L93 Difference]: Finished difference Result 79599 states and 125450 transitions. [2021-12-06 21:56:43,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 21:56:43,194 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 [2021-12-06 21:56:43,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:56:43,362 INFO L225 Difference]: With dead ends: 79599 [2021-12-06 21:56:43,362 INFO L226 Difference]: Without dead ends: 50065 [2021-12-06 21:56:43,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:56:43,427 INFO L933 BasicCegarLoop]: 8669 mSDtfsCounter, 15848 mSDsluCounter, 29893 mSDsCounter, 0 mSdLazyCounter, 29324 mSolverCounterSat, 5515 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16305 SdHoareTripleChecker+Valid, 38562 SdHoareTripleChecker+Invalid, 34840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5515 IncrementalHoareTripleChecker+Valid, 29324 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.0s IncrementalHoareTripleChecker+Time [2021-12-06 21:56:43,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16305 Valid, 38562 Invalid, 34840 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5515 Valid, 29324 Invalid, 1 Unknown, 0 Unchecked, 77.0s Time] [2021-12-06 21:56:43,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50065 states. [2021-12-06 21:56:45,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50065 to 40135. [2021-12-06 21:56:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40135 states, 30780 states have (on average 1.4926900584795322) internal successors, (45945), 32243 states have internal predecessors, (45945), 7269 states have call successors, (7269), 1931 states have call predecessors, (7269), 2085 states have return successors, (9498), 6516 states have call predecessors, (9498), 7251 states have call successors, (9498) [2021-12-06 21:56:45,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40135 states to 40135 states and 62712 transitions. [2021-12-06 21:56:45,618 INFO L78 Accepts]: Start accepts. Automaton has 40135 states and 62712 transitions. Word has length 202 [2021-12-06 21:56:45,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:56:45,618 INFO L470 AbstractCegarLoop]: Abstraction has 40135 states and 62712 transitions. [2021-12-06 21:56:45,618 INFO L471 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) [2021-12-06 21:56:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 40135 states and 62712 transitions. [2021-12-06 21:56:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-12-06 21:56:45,653 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:56:45,653 INFO L514 BasicCegarLoop]: 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] [2021-12-06 21:56:45,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 21:56:45,654 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:56:45,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:56:45,654 INFO L85 PathProgramCache]: Analyzing trace with hash -904799276, now seen corresponding path program 1 times [2021-12-06 21:56:45,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:56:45,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241597529] [2021-12-06 21:56:45,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:56:45,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:56:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:56:48,457 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 21:56:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:56:49,544 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 21:56:49,544 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 21:56:49,545 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 21:56:49,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-06 21:56:49,548 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:56:49,550 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 21:56:49,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 09:56:49 BoogieIcfgContainer [2021-12-06 21:56:49,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 21:56:49,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 21:56:49,991 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 21:56:49,991 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 21:56:49,991 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:45:48" (3/4) ... [2021-12-06 21:56:49,994 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 21:56:49,994 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 21:56:49,994 INFO L158 Benchmark]: Toolchain (without parser) took 671867.83ms. Allocated memory was 130.0MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 92.9MB in the beginning and 242.1MB in the end (delta: -149.2MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-12-06 21:56:49,994 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 77.6MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:56:49,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2809.09ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 92.7MB in the beginning and 84.0MB in the end (delta: 8.8MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2021-12-06 21:56:49,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 282.67ms. Allocated memory is still 188.7MB. Free memory was 83.7MB in the beginning and 67.6MB in the end (delta: 16.1MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2021-12-06 21:56:49,995 INFO L158 Benchmark]: Boogie Preprocessor took 351.05ms. Allocated memory is still 188.7MB. Free memory was 67.6MB in the beginning and 52.9MB in the end (delta: 14.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-12-06 21:56:49,995 INFO L158 Benchmark]: RCFGBuilder took 7112.78ms. Allocated memory was 188.7MB in the beginning and 467.7MB in the end (delta: 278.9MB). Free memory was 52.9MB in the beginning and 148.9MB in the end (delta: -96.0MB). Peak memory consumption was 189.6MB. Max. memory is 16.1GB. [2021-12-06 21:56:49,996 INFO L158 Benchmark]: TraceAbstraction took 661301.73ms. Allocated memory was 467.7MB in the beginning and 1.3GB in the end (delta: 828.4MB). Free memory was 148.9MB in the beginning and 242.1MB in the end (delta: -93.2MB). Peak memory consumption was 867.3MB. Max. memory is 16.1GB. [2021-12-06 21:56:49,996 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 1.3GB. Free memory is still 242.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:56:49,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 77.6MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2809.09ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 92.7MB in the beginning and 84.0MB in the end (delta: 8.8MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 282.67ms. Allocated memory is still 188.7MB. Free memory was 83.7MB in the beginning and 67.6MB in the end (delta: 16.1MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 351.05ms. Allocated memory is still 188.7MB. Free memory was 67.6MB in the beginning and 52.9MB in the end (delta: 14.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * RCFGBuilder took 7112.78ms. Allocated memory was 188.7MB in the beginning and 467.7MB in the end (delta: 278.9MB). Free memory was 52.9MB in the beginning and 148.9MB in the end (delta: -96.0MB). Peak memory consumption was 189.6MB. Max. memory is 16.1GB. * TraceAbstraction took 661301.73ms. Allocated memory was 467.7MB in the beginning and 1.3GB in the end (delta: 828.4MB). Free memory was 148.9MB in the beginning and 242.1MB in the end (delta: -93.2MB). Peak memory consumption was 867.3MB. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 1.3GB. Free memory is still 242.1MB. 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; [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 ; [L3859] void *sound_mem_blocks[1024U] ; [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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-2, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg11={0:0}, ldvarg3=-4, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-5, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg11={0:0}, ldvarg3=-4, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg11={0:0}, ldvarg3=-4, ldvarg5={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-6, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg11={0:0}, ldvarg3=-4, ldvarg5={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg11={0:0}, ldvarg3=-4, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={106:0}, tmp___3={0:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-7, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg11={0:0}, ldvarg3=-4, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg11={0:0}, ldvarg3=-4, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-9, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg11={0:0}, ldvarg3=-4, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg3=-4, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={106:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-11, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg3=-4, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=3, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=3, tmp___14=1, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, arg0={115:0}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, arg0={115:0}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={103:0}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={103:0}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={103:0}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={103:0}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=3, tmp___14=1, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={0:0}, tmp___3={106:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-15, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=-17, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0={0:0}, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___14=1, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={106:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={0:0}, tmp___3={106:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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)=4294967312, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=16, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=16, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=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={109:0}, 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={105:0}, mixer_devs[dev]={104:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=16, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=1, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=16, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=1, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=16, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=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=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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=16, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={106:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={106:0}, tmp___3={0:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={106:0}, tmp___3={0:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551610:18446744073709551599}, \old(arg)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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={18446744073709551598:-88}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={18446744073709551610:18446744073709551599}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551610:18446744073709551599}, \old(arg)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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={18446744073709551598:-88}, iminor((struct inode const *)(file->f_path.dentry)->d_inode)=4294967168, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-128, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=4294967168, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-128, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=4294967168, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-128, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=4294967168, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-128, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=4294967168, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=18446744073709551597, \old(cmd)=260, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-128, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=4294967168, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=260, \old(dev)=-128, __this_module={18446744073709551600:18446744073709551607}, arg={0:-19}, arg={0:-19}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-8, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={0:0}, \old(cmd)=260, \old(dev)=-128, __this_module={18446744073709551600:18446744073709551607}, arg={0:-19}, arg={0:-19}, audio_devs={102:0}, audio_devs[dev]={18446744073709551613:-192}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-8, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=260, \old(dev)=-128, \result=-6, __this_module={18446744073709551600:18446744073709551607}, arg={0:-19}, arg={0:-19}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-8, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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)=18446744073709551597, \old(cmd)=260, \result=-6, __this_module={18446744073709551600:18446744073709551607}, arg=18446744073709551597, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, cent_tuning={137:0}, cmd=260, 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=-128, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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:-19}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp=4294967168, tmp___1={101:0}, tmp___10=-6, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1=-4, tmp___1={101:0}, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2={104:0}, tmp___2=18446744073709551597, tmp___3={106:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={108:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={106:0}, tmp___3={0:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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=18446744073709551597, ldvarg1=260, ldvarg10=18446744073709551606, ldvarg11={0:0}, ldvarg2=-12, ldvarg3=-4, ldvarg36=18446744073709551602, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551613, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551613, tmp___1={101:0}, tmp___1=-4, tmp___10=-12, tmp___11=18446744073709551602, tmp___12=0, tmp___13=1, tmp___14=1, tmp___2=18446744073709551597, tmp___2={104:0}, tmp___3={106:0}, tmp___3={0:0}, tmp___4={108:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=260, tmp___7={0:0}, tmp___8=18446744073709551606, 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={18446744073709551610:18446744073709551599}, \old(count)=-3, __this_module={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, buf={0:0}, buf={0:0}, cent_tuning={137:0}, count=-3, 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={18446744073709551598:-88}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={18446744073709551610:18446744073709551599}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551610:18446744073709551599}, \old(count)=-3, __this_module={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, buf={0:0}, buf={0:0}, cent_tuning={137:0}, count=-3, 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={18446744073709551598:-88}, iminor((struct inode const *)(file->f_path.dentry)->d_inode)=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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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={18446744073709551600:18446744073709551607}, audio_devs={102:0}, boot_tvec_bases={18446744073709551601:18446744073709551603}, 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={109:0}, 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={105:0}, mixer_vols={114:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={103:0}, 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={111:0}, sound_nblocks=0, sound_timer={139:0}, sound_timer_devs={110:0}, soundcard_mutex={112:0}, synth_devs={107:0}, synth_open_mask=0, sysex_state={121:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={101:0}, tmp___2={104:0}, tmp___3={106:0}, tmp___4={108:0}, 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, 3788 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 660.8s, OverallIterations: 19, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.3s, AutomataDifference: 533.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 19 mSolverCounterUnknown, 147033 SdHoareTripleChecker+Valid, 515.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139661 mSDsluCounter, 301908 SdHoareTripleChecker+Invalid, 438.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 188650 mSDsCounter, 53844 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 188950 IncrementalHoareTripleChecker+Invalid, 242813 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 53844 mSolverCounterUnsat, 113258 mSDtfsCounter, 188950 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1675 GetRequests, 1531 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40135occurred in iteration=18, InterpolantAutomatonStates: 156, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.0s AutomataMinimizationTime, 18 MinimizatonAttempts, 34211 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 7.4s SatisfiabilityAnalysisTime, 106.1s InterpolantComputationTime, 3338 NumberOfCodeBlocks, 3338 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3509 ConstructedInterpolants, 0 QuantifiedInterpolants, 19647 SizeOfPredicates, 29 NumberOfNonLiveVariables, 13765 ConjunctsInSsa, 111 ConjunctsInUnsatCore, 23 InterpolantComputations, 16 PerfectInterpolantSequences, 3050/3063 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 [2021-12-06 21:56:50,217 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-12-06 21:56:50,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/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_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa --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 --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:56:51,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:56:51,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:56:51,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:56:51,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:56:51,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:56:51,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:56:51,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:56:51,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:56:51,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:56:51,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:56:51,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:56:51,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:56:51,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:56:51,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:56:51,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:56:51,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:56:51,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:56:51,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:56:51,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:56:51,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:56:51,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:56:51,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:56:51,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:56:51,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:56:51,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:56:51,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:56:51,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:56:51,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:56:51,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:56:51,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:56:51,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:56:51,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:56:51,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:56:51,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:56:51,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:56:51,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:56:51,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:56:51,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:56:51,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:56:51,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:56:51,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-06 21:56:51,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:56:51,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:56:51,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:56:51,621 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:56:51,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:56:51,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:56:51,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:56:51,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:56:51,622 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:56:51,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:56:51,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:56:51,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 21:56:51,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:56:51,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 21:56:51,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:56:51,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:56:51,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:56:51,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:56:51,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:56:51,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:56:51,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 21:56:51,624 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 21:56:51,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 21:56:51,625 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 21:56:51,625 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 21:56:51,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 21:56:51,625 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:56:51,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 21:56:51,625 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_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2021-12-06 21:56:51,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:56:51,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:56:51,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:56:51,883 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:56:51,883 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:56:51,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2021-12-06 21:56:51,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/87c196ed1/a9bfeedbf1c34aaba45f71a07b694b3e/FLAG4b7387a8a [2021-12-06 21:56:52,612 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:56:52,612 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2021-12-06 21:56:52,649 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/87c196ed1/a9bfeedbf1c34aaba45f71a07b694b3e/FLAG4b7387a8a [2021-12-06 21:56:52,953 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/data/87c196ed1/a9bfeedbf1c34aaba45f71a07b694b3e [2021-12-06 21:56:52,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:56:52,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:56:52,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:56:52,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:56:52,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:56:52,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:56:52" (1/1) ... [2021-12-06 21:56:52,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c5905c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:52, skipping insertion in model container [2021-12-06 21:56:52,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:56:52" (1/1) ... [2021-12-06 21:56:52,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:56:53,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:56:53,555 WARN L230 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_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2021-12-06 21:56:55,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:56:55,626 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-06 21:56:55,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:56:55,711 WARN L230 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_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2021-12-06 21:56:56,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:56:56,132 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:56:56,181 WARN L230 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_35ed320a-7355-45a6-be67-01e5ecdfa158/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2021-12-06 21:56:56,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:56:56,604 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:56:56,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56 WrapperNode [2021-12-06 21:56:56,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:56:56,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:56:56,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:56:56,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:56:56,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:56,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:56,881 INFO L137 Inliner]: procedures = 434, calls = 5126, calls flagged for inlining = 152, calls inlined = 136, statements flattened = 9807 [2021-12-06 21:56:56,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:56:56,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:56:56,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:56:56,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:56:56,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:56,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:56,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:56,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:57,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:57,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:57,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:57,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:56:57,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:56:57,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:56:57,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:56:57,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:56:56" (1/1) ... [2021-12-06 21:56:57,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:56:57,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:56:57,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 21:56:57,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed320a-7355-45a6-be67-01e5ecdfa158/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 21:56:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2021-12-06 21:56:57,229 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2021-12-06 21:56:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2021-12-06 21:56:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2021-12-06 21:56:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-06 21:56:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-06 21:56:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 21:56:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 21:56:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2021-12-06 21:56:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2021-12-06 21:56:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2021-12-06 21:56:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2021-12-06 21:56:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2021-12-06 21:56:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2021-12-06 21:56:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2021-12-06 21:56:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 21:56:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2021-12-06 21:56:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2021-12-06 21:56:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2021-12-06 21:56:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 21:56:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2021-12-06 21:56:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 21:56:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2021-12-06 21:56:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-06 21:56:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2021-12-06 21:56:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 21:56:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2021-12-06 21:56:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 21:56:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~C_INT [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~C_INT [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2021-12-06 21:56:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2021-12-06 21:56:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2021-12-06 21:56:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2021-12-06 21:56:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-12-06 21:56:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2021-12-06 21:56:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2021-12-06 21:56:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2021-12-06 21:56:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-06 21:56:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-06 21:56:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-06 21:56:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-06 21:56:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-06 21:56:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:56:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2021-12-06 21:56:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2021-12-06 21:56:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-06 21:56:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-06 21:56:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 21:56:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 21:56:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-06 21:56:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 21:56:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 21:56:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 21:56:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-06 21:56:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-06 21:56:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 21:56:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2021-12-06 21:56:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2021-12-06 21:56:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2021-12-06 21:56:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2021-12-06 21:56:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2021-12-06 21:56:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2021-12-06 21:56:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-06 21:56:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-06 21:56:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2021-12-06 21:56:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2021-12-06 21:56:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 21:56:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 21:56:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2021-12-06 21:56:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2021-12-06 21:56:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2021-12-06 21:56:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2021-12-06 21:56:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 21:56:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 21:56:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 21:56:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 21:56:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-06 21:56:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-06 21:56:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-06 21:56:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-06 21:56:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2021-12-06 21:56:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2021-12-06 21:56:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2021-12-06 21:56:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2021-12-06 21:56:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-12-06 21:56:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-12-06 21:56:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2021-12-06 21:56:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2021-12-06 21:56:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:56:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2021-12-06 21:56:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2021-12-06 21:56:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-06 21:56:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-06 21:56:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 21:56:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-06 21:56:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-06 21:56:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-12-06 21:56:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-12-06 21:56:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2021-12-06 21:56:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2021-12-06 21:56:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-06 21:56:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-06 21:56:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2021-12-06 21:56:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2021-12-06 21:56:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-06 21:56:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-06 21:56:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-06 21:56:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 21:56:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2021-12-06 21:56:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2021-12-06 21:56:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2021-12-06 21:56:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2021-12-06 21:56:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 21:56:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2021-12-06 21:56:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2021-12-06 21:56:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-06 21:56:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-06 21:56:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2021-12-06 21:56:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2021-12-06 21:56:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2021-12-06 21:56:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2021-12-06 21:56:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-06 21:56:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-06 21:56:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-06 21:56:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-06 21:56:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2021-12-06 21:56:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2021-12-06 21:56:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2021-12-06 21:56:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2021-12-06 21:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2021-12-06 21:56:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2021-12-06 21:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~VOID [2021-12-06 21:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 21:56:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 21:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2021-12-06 21:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2021-12-06 21:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2021-12-06 21:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2021-12-06 21:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2021-12-06 21:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2021-12-06 21:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2021-12-06 21:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2021-12-06 21:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2021-12-06 21:56:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2021-12-06 21:56:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2021-12-06 21:56:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2021-12-06 21:56:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2021-12-06 21:56:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2021-12-06 21:56:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-06 21:56:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-06 21:56:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-06 21:56:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-06 21:56:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 21:56:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 21:56:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-12-06 21:56:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-12-06 21:56:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2021-12-06 21:56:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2021-12-06 21:56:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2021-12-06 21:56:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2021-12-06 21:56:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-06 21:56:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-06 21:56:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2021-12-06 21:56:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2021-12-06 21:56:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-06 21:56:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-06 21:56:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2021-12-06 21:56:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2021-12-06 21:56:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2021-12-06 21:56:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2021-12-06 21:56:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-06 21:56:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-06 21:56:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-06 21:56:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-06 21:56:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2021-12-06 21:56:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2021-12-06 21:56:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2021-12-06 21:56:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2021-12-06 21:56:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2021-12-06 21:56:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2021-12-06 21:56:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2021-12-06 21:56:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2021-12-06 21:56:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2021-12-06 21:56:57,276 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2021-12-06 21:56:57,276 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 21:56:57,277 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 21:56:57,277 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-06 21:56:57,277 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-06 21:56:57,277 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-12-06 21:56:57,277 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-12-06 21:56:57,880 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:56:57,883 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:56:58,678 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 21:56:58,906 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0bv64 != ~tmp___1~3;#res := ~ret~3; [2021-12-06 21:56:58,906 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0bv64 != ~tmp___1~3);#res := ~ret~3; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0bv64 != ~tmp___0~8;#res := ~ret~3; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0bv64 != ~tmp___0~8);#res := ~ret~3; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16bv32 == ~size; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:56:58,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10bv32 == ~size; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8bv32 == ~size; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845-1: ~tmp___2~2 := #t~ret118;havoc #t~ret118;#res := ~tmp___2~2[32:0]; [2021-12-06 21:56:58,908 INFO L768 $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 [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2bv32 == ~size; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4bv32 == ~size; [2021-12-06 21:56:58,908 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: ~tmp___1~3 := #t~ret117;havoc #t~ret117; [2021-12-06 21:56:58,909 INFO L768 $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 [2021-12-06 21:56:58,909 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: ~tmp___0~8 := #t~ret116;havoc #t~ret116; [2021-12-06 21:56:58,909 INFO L768 $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 [2021-12-06 21:56:58,909 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2021-12-06 21:56:58,909 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115;