./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:08:50,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:08:50,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:08:50,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:08:50,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:08:50,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:08:50,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:08:50,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:08:50,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:08:50,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:08:50,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:08:50,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:08:50,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:08:50,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:08:50,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:08:50,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:08:50,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:08:50,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:08:50,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:08:50,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:08:50,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:08:50,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:08:50,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:08:50,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:08:50,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:08:50,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:08:50,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:08:50,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:08:50,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:08:50,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:08:50,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:08:50,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:08:50,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:08:50,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:08:50,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:08:50,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:08:50,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:08:50,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:08:50,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:08:50,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:08:50,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:08:50,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:08:50,763 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:08:50,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:08:50,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:08:50,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:08:50,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:08:50,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:08:50,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:08:50,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:08:50,766 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:08:50,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:08:50,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:08:50,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:08:50,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:08:50,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:08:50,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:08:50,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:08:50,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:08:50,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:08:50,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:08:50,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:08:50,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:08:50,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:08:50,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:08:50,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:08:50,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:08:50,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:08:50,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:08:50,772 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:08:50,772 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:08:50,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:08:50,773 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2022-11-16 12:08:51,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:08:51,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:08:51,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:08:51,060 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:08:51,060 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:08:51,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-16 12:08:51,152 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/94a4f01d9/ad243fea324c4b2eaa31210faecf6c88/FLAG5bdef1a4d [2022-11-16 12:08:52,125 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:08:52,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-16 12:08:52,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/94a4f01d9/ad243fea324c4b2eaa31210faecf6c88/FLAG5bdef1a4d [2022-11-16 12:08:52,510 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/94a4f01d9/ad243fea324c4b2eaa31210faecf6c88 [2022-11-16 12:08:52,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:08:52,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:08:52,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:08:52,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:08:52,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:08:52,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:08:52" (1/1) ... [2022-11-16 12:08:52,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a0815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:52, skipping insertion in model container [2022-11-16 12:08:52,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:08:52" (1/1) ... [2022-11-16 12:08:52,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:08:52,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:08:53,493 WARN L229 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-16 12:08:55,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:08:55,933 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:08:56,042 WARN L229 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-16 12:08:56,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:08:56,697 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:08:56,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56 WrapperNode [2022-11-16 12:08:56,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:08:56,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:08:56,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:08:56,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:08:56,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:56,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,203 INFO L138 Inliner]: procedures = 414, calls = 5182, calls flagged for inlining = 149, calls inlined = 134, statements flattened = 10182 [2022-11-16 12:08:57,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:08:57,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:08:57,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:08:57,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:08:57,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,714 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:08:57,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:08:57,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:08:57,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:08:57,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (1/1) ... [2022-11-16 12:08:57,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:08:57,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:08:57,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:08:57,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:08:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2022-11-16 12:08:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2022-11-16 12:08:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure poll_def_tmr [2022-11-16 12:08:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_def_tmr [2022-11-16 12:08:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2022-11-16 12:08:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2022-11-16 12:08:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2022-11-16 12:08:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2022-11-16 12:08:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-16 12:08:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-16 12:08:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:08:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:08:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2022-11-16 12:08:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2022-11-16 12:08:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~int [2022-11-16 12:08:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~int [2022-11-16 12:08:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure seq_input_event [2022-11-16 12:08:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_input_event [2022-11-16 12:08:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2022-11-16 12:08:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2022-11-16 12:08:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2022-11-16 12:08:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2022-11-16 12:08:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2022-11-16 12:08:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2022-11-16 12:08:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-16 12:08:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2022-11-16 12:08:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2022-11-16 12:08:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 12:08:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 12:08:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2022-11-16 12:08:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2022-11-16 12:08:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2022-11-16 12:08:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2022-11-16 12:08:57,925 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2022-11-16 12:08:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2022-11-16 12:08:57,925 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 12:08:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 12:08:57,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-16 12:08:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-16 12:08:57,926 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:08:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:08:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:08:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2022-11-16 12:08:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2022-11-16 12:08:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2022-11-16 12:08:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2022-11-16 12:08:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2022-11-16 12:08:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2022-11-16 12:08:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2022-11-16 12:08:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2022-11-16 12:08:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 12:08:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 12:08:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2022-11-16 12:08:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2022-11-16 12:08:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 12:08:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-16 12:08:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-16 12:08:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2022-11-16 12:08:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2022-11-16 12:08:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 12:08:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure midi_poll [2022-11-16 12:08:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_poll [2022-11-16 12:08:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2022-11-16 12:08:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2022-11-16 12:08:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2022-11-16 12:08:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2022-11-16 12:08:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:08:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2022-11-16 12:08:57,933 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2022-11-16 12:08:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-16 12:08:57,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-16 12:08:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-16 12:08:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-16 12:08:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:08:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:08:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2022-11-16 12:08:57,935 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2022-11-16 12:08:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2022-11-16 12:08:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2022-11-16 12:08:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2022-11-16 12:08:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2022-11-16 12:08:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2022-11-16 12:08:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2022-11-16 12:08:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2022-11-16 12:08:57,936 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2022-11-16 12:08:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-16 12:08:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-16 12:08:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-16 12:08:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-16 12:08:57,937 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-16 12:08:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2022-11-16 12:08:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2022-11-16 12:08:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2022-11-16 12:08:57,938 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2022-11-16 12:08:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2022-11-16 12:08:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2022-11-16 12:08:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-16 12:08:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-16 12:08:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:08:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2022-11-16 12:08:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2022-11-16 12:08:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2022-11-16 12:08:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2022-11-16 12:08:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:08:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:08:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:08:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2022-11-16 12:08:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2022-11-16 12:08:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2022-11-16 12:08:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2022-11-16 12:08:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2022-11-16 12:08:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2022-11-16 12:08:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2022-11-16 12:08:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2022-11-16 12:08:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-11-16 12:08:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-11-16 12:08:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2022-11-16 12:08:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2022-11-16 12:08:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-16 12:08:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-16 12:08:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2022-11-16 12:08:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2022-11-16 12:08:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2022-11-16 12:08:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2022-11-16 12:08:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2022-11-16 12:08:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2022-11-16 12:08:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-16 12:08:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-16 12:08:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~int [2022-11-16 12:08:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~int [2022-11-16 12:08:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2022-11-16 12:08:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2022-11-16 12:08:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-16 12:08:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-16 12:08:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-11-16 12:08:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-11-16 12:08:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-16 12:08:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-16 12:08:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:08:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:08:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2022-11-16 12:08:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2022-11-16 12:08:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2022-11-16 12:08:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2022-11-16 12:08:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~VOID [2022-11-16 12:08:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~VOID [2022-11-16 12:08:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-16 12:08:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-16 12:08:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-16 12:08:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-16 12:08:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:08:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:08:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:08:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:08:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 12:08:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 12:08:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 12:08:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-11-16 12:08:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2022-11-16 12:08:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2022-11-16 12:08:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2022-11-16 12:08:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2022-11-16 12:08:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2022-11-16 12:08:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2022-11-16 12:08:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2022-11-16 12:08:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 12:08:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 12:08:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2022-11-16 12:08:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2022-11-16 12:08:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:08:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:08:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2022-11-16 12:08:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2022-11-16 12:08:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2022-11-16 12:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2022-11-16 12:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 12:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 12:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-16 12:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-16 12:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-16 12:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-16 12:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2022-11-16 12:08:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2022-11-16 12:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2022-11-16 12:08:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2022-11-16 12:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-11-16 12:08:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-11-16 12:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-11-16 12:08:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-11-16 12:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2022-11-16 12:08:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2022-11-16 12:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-11-16 12:08:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-11-16 12:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-16 12:08:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-16 12:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2022-11-16 12:08:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2022-11-16 12:08:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2022-11-16 12:08:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2022-11-16 12:08:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-16 12:08:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-16 12:08:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2022-11-16 12:08:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2022-11-16 12:08:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2022-11-16 12:08:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2022-11-16 12:08:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2022-11-16 12:08:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2022-11-16 12:08:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:08:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2022-11-16 12:08:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2022-11-16 12:08:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-16 12:08:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-16 12:08:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2022-11-16 12:08:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2022-11-16 12:08:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2022-11-16 12:08:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2022-11-16 12:08:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-16 12:08:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-16 12:08:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-16 12:08:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-16 12:08:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2022-11-16 12:08:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2022-11-16 12:08:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure do_midi_msg [2022-11-16 12:08:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure do_midi_msg [2022-11-16 12:08:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2022-11-16 12:08:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2022-11-16 12:08:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 12:08:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 12:08:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-16 12:08:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-16 12:08:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2022-11-16 12:08:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2022-11-16 12:08:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2022-11-16 12:08:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2022-11-16 12:08:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2022-11-16 12:08:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2022-11-16 12:08:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2022-11-16 12:08:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2022-11-16 12:08:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2022-11-16 12:08:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2022-11-16 12:08:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-16 12:08:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-16 12:08:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2022-11-16 12:08:57,975 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2022-11-16 12:08:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2022-11-16 12:08:57,975 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2022-11-16 12:08:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:08:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:08:57,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:08:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-16 12:08:57,976 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-16 12:08:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2022-11-16 12:08:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2022-11-16 12:08:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2022-11-16 12:08:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2022-11-16 12:08:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-16 12:08:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-16 12:08:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2022-11-16 12:08:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2022-11-16 12:08:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 12:08:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 12:08:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure do_sequencer_timer [2022-11-16 12:08:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sequencer_timer [2022-11-16 12:08:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2022-11-16 12:08:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2022-11-16 12:08:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2022-11-16 12:08:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2022-11-16 12:08:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-16 12:08:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-16 12:08:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-16 12:08:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-16 12:08:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2022-11-16 12:08:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2022-11-16 12:08:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2022-11-16 12:08:57,980 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2022-11-16 12:08:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2022-11-16 12:08:57,981 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2022-11-16 12:08:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2022-11-16 12:08:57,981 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2022-11-16 12:08:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2022-11-16 12:08:57,981 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2022-11-16 12:08:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 12:08:57,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 12:08:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-16 12:08:57,981 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-16 12:08:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:08:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2022-11-16 12:08:57,982 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2022-11-16 12:08:59,246 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:08:59,250 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:09:00,059 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:09:00,254 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0 != ~tmp___1~3;#res := ~ret~3; [2022-11-16 12:09:00,254 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0 != ~tmp___1~3);#res := ~ret~3; [2022-11-16 12:09:00,254 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2022-11-16 12:09:00,254 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2022-11-16 12:09:00,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2022-11-16 12:09:00,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0 != ~tmp___0~8;#res := ~ret~3; [2022-11-16 12:09:00,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0 != ~tmp___0~8);#res := ~ret~3; [2022-11-16 12:09:00,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2022-11-16 12:09:00,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16 == ~size; [2022-11-16 12:09:00,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:09:00,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10 == ~size; [2022-11-16 12:09:00,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:09:00,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:09:00,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8 == ~size; [2022-11-16 12:09:00,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845-1: ~tmp___2~2 := #t~ret118;havoc #t~ret118;#res := (if ~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~2 % 18446744073709551616 % 4294967296 else ~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-16 12:09:00,257 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845: SUMMARY for call #t~ret118 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2022-11-16 12:09:00,257 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2 == ~size; [2022-11-16 12:09:00,257 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:09:00,257 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4 == ~size; [2022-11-16 12:09:00,257 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: assume -9223372036854775808 <= #t~ret117 && #t~ret117 <= 9223372036854775807;~tmp___1~3 := #t~ret117;havoc #t~ret117; [2022-11-16 12:09:00,258 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835: SUMMARY for call #t~ret117 := ldv__builtin_expect((if 0 != ~ret~3 then 1 else 0), 0); srcloc: null [2022-11-16 12:09:00,258 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: assume -9223372036854775808 <= #t~ret116 && #t~ret116 <= 9223372036854775807;~tmp___0~8 := #t~ret116;havoc #t~ret116; [2022-11-16 12:09:00,258 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823: SUMMARY for call #t~ret116 := ldv__builtin_expect((if 0 != ~ret~3 then 1 else 0), 0); srcloc: null [2022-11-16 12:09:00,258 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2022-11-16 12:09:00,258 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115; [2022-11-16 12:09:12,591 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch110#1; [2022-11-16 12:09:12,591 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,591 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 4 == __copy_from_user_~size#1; [2022-11-16 12:09:12,591 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 8 == __copy_from_user_~size#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 10 == __copy_from_user_~size#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch110#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 16 == __copy_from_user_~size#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763-1: assume -9223372036854775808 <= __copy_from_user_#t~ret111#1 && __copy_from_user_#t~ret111#1 <= 9223372036854775807;__copy_from_user_~tmp___0~7#1 := __copy_from_user_#t~ret111#1;havoc __copy_from_user_#t~ret111#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763: SUMMARY for call __copy_from_user_#t~ret111#1 := ldv__builtin_expect((if 0 != __copy_from_user_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume 0 != __copy_from_user_~tmp___0~7#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume !(0 != __copy_from_user_~tmp___0~7#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch110#1; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := true; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776: SUMMARY for call __copy_from_user_#t~ret112#1 := ldv__builtin_expect((if 0 != __copy_from_user_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776-1: assume -9223372036854775808 <= __copy_from_user_#t~ret112#1 && __copy_from_user_#t~ret112#1 <= 9223372036854775807;__copy_from_user_~tmp___1~2#1 := __copy_from_user_#t~ret112#1;havoc __copy_from_user_#t~ret112#1; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume 0 != __copy_from_user_~tmp___1~2#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume !(0 != __copy_from_user_~tmp___1~2#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch110#1; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch110#1; [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786: SUMMARY for call __copy_from_user_#t~ret113#1 := copy_user_generic(__copy_from_user_~dst#1.base, __copy_from_user_~dst#1.offset, __copy_from_user_~src#1.base, __copy_from_user_~src#1.offset, __copy_from_user_~size#1); srcloc: null [2022-11-16 12:09:12,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786-1: __copy_from_user_~tmp___2~1#1 := __copy_from_user_#t~ret113#1;havoc __copy_from_user_#t~ret113#1;__copy_from_user_#res#1 := (if __copy_from_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_from_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-16 12:09:12,594 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##719: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 2 == __copy_from_user_~size#1; [2022-11-16 12:09:12,594 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##718: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:09:12,743 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:09:12,775 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:09:12,775 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:09:12,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:12 BoogieIcfgContainer [2022-11-16 12:09:12,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:09:12,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:09:12,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:09:12,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:09:12,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:08:52" (1/3) ... [2022-11-16 12:09:12,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67efcd99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:09:12, skipping insertion in model container [2022-11-16 12:09:12,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:08:56" (2/3) ... [2022-11-16 12:09:12,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67efcd99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:09:12, skipping insertion in model container [2022-11-16 12:09:12,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:12" (3/3) ... [2022-11-16 12:09:12,796 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-16 12:09:12,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:09:12,814 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:09:12,958 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:09:12,966 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@cde872d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:09:12,968 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:09:12,984 INFO L276 IsEmpty]: Start isEmpty. Operand has 3825 states, 2931 states have (on average 1.5138178096212898) internal successors, (4437), 3035 states have internal predecessors, (4437), 757 states have call successors, (757), 136 states have call predecessors, (757), 135 states have return successors, (749), 721 states have call predecessors, (749), 749 states have call successors, (749) [2022-11-16 12:09:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-16 12:09:13,011 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:09:13,011 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:09:13,012 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:09:13,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:09:13,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1801110918, now seen corresponding path program 1 times [2022-11-16 12:09:13,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:09:13,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11005535] [2022-11-16 12:09:13,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:09:13,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:09:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:13,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:09:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:13,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:09:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:13,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:09:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:14,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:09:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:14,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:09:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:14,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:09:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:14,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-16 12:09:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:14,071 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:09:14,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:09:14,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11005535] [2022-11-16 12:09:14,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11005535] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:09:14,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:09:14,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:09:14,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678525984] [2022-11-16 12:09:14,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:09:14,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:09:14,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:09:14,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:09:14,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:09:14,123 INFO L87 Difference]: Start difference. First operand has 3825 states, 2931 states have (on average 1.5138178096212898) internal successors, (4437), 3035 states have internal predecessors, (4437), 757 states have call successors, (757), 136 states have call predecessors, (757), 135 states have return successors, (749), 721 states have call predecessors, (749), 749 states have call successors, (749) Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:26,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:09:29,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:09:29,123 INFO L93 Difference]: Finished difference Result 9266 states and 14527 transitions. [2022-11-16 12:09:29,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:09:29,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2022-11-16 12:09:29,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:09:29,203 INFO L225 Difference]: With dead ends: 9266 [2022-11-16 12:09:29,203 INFO L226 Difference]: Without dead ends: 5419 [2022-11-16 12:09:29,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:09:29,231 INFO L413 NwaCegarLoop]: 5015 mSDtfsCounter, 4121 mSDsluCounter, 6926 mSDsCounter, 0 mSdLazyCounter, 4334 mSolverCounterSat, 1262 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4423 SdHoareTripleChecker+Valid, 11941 SdHoareTripleChecker+Invalid, 5597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1262 IncrementalHoareTripleChecker+Valid, 4334 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:09:29,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4423 Valid, 11941 Invalid, 5597 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1262 Valid, 4334 Invalid, 1 Unknown, 0 Unchecked, 14.2s Time] [2022-11-16 12:09:29,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5419 states. [2022-11-16 12:09:29,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5419 to 4886. [2022-11-16 12:09:29,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4886 states, 3758 states have (on average 1.5058541777541246) internal successors, (5659), 3889 states have internal predecessors, (5659), 935 states have call successors, (935), 193 states have call predecessors, (935), 192 states have return successors, (931), 887 states have call predecessors, (931), 931 states have call successors, (931) [2022-11-16 12:09:29,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 7525 transitions. [2022-11-16 12:09:29,629 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 7525 transitions. Word has length 56 [2022-11-16 12:09:29,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:09:29,631 INFO L495 AbstractCegarLoop]: Abstraction has 4886 states and 7525 transitions. [2022-11-16 12:09:29,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:29,632 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 7525 transitions. [2022-11-16 12:09:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-16 12:09:29,640 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:09:29,640 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:09:29,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:09:29,641 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:09:29,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:09:29,642 INFO L85 PathProgramCache]: Analyzing trace with hash 519669864, now seen corresponding path program 1 times [2022-11-16 12:09:29,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:09:29,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332234255] [2022-11-16 12:09:29,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:09:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:09:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:09:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:09:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:09:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:09:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:09:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:09:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:09:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:09:30,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:09:30,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332234255] [2022-11-16 12:09:30,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332234255] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:09:30,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:09:30,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:09:30,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520026898] [2022-11-16 12:09:30,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:09:30,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:09:30,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:09:30,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:09:30,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:09:30,285 INFO L87 Difference]: Start difference. First operand 4886 states and 7525 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:31,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:09:40,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:09:43,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:09:43,266 INFO L93 Difference]: Finished difference Result 10282 states and 15971 transitions. [2022-11-16 12:09:43,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:09:43,267 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-11-16 12:09:43,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:09:43,306 INFO L225 Difference]: With dead ends: 10282 [2022-11-16 12:09:43,306 INFO L226 Difference]: Without dead ends: 5411 [2022-11-16 12:09:43,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:09:43,329 INFO L413 NwaCegarLoop]: 4842 mSDtfsCounter, 7128 mSDsluCounter, 2446 mSDsCounter, 0 mSdLazyCounter, 2486 mSolverCounterSat, 1541 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7610 SdHoareTripleChecker+Valid, 7288 SdHoareTripleChecker+Invalid, 4028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1541 IncrementalHoareTripleChecker+Valid, 2486 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:09:43,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7610 Valid, 7288 Invalid, 4028 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1541 Valid, 2486 Invalid, 1 Unknown, 0 Unchecked, 12.3s Time] [2022-11-16 12:09:43,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5411 states. [2022-11-16 12:09:43,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5411 to 4886. [2022-11-16 12:09:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4886 states, 3758 states have (on average 1.5053219797764767) internal successors, (5657), 3889 states have internal predecessors, (5657), 935 states have call successors, (935), 193 states have call predecessors, (935), 192 states have return successors, (931), 887 states have call predecessors, (931), 931 states have call successors, (931) [2022-11-16 12:09:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 7523 transitions. [2022-11-16 12:09:43,572 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 7523 transitions. Word has length 65 [2022-11-16 12:09:43,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:09:43,573 INFO L495 AbstractCegarLoop]: Abstraction has 4886 states and 7523 transitions. [2022-11-16 12:09:43,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:43,574 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 7523 transitions. [2022-11-16 12:09:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-16 12:09:43,575 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:09:43,575 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:09:43,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:09:43,576 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:09:43,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:09:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1068678038, now seen corresponding path program 1 times [2022-11-16 12:09:43,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:09:43,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830427057] [2022-11-16 12:09:43,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:09:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:09:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:09:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:09:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:09:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:09:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:09:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:09:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:09:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:09:44,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:09:44,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830427057] [2022-11-16 12:09:44,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830427057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:09:44,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:09:44,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:09:44,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145465927] [2022-11-16 12:09:44,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:09:44,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:09:44,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:09:44,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:09:44,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:09:44,150 INFO L87 Difference]: Start difference. First operand 4886 states and 7523 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:45,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:09:56,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:09:56,493 INFO L93 Difference]: Finished difference Result 5426 states and 8478 transitions. [2022-11-16 12:09:56,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:09:56,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-11-16 12:09:56,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:09:56,524 INFO L225 Difference]: With dead ends: 5426 [2022-11-16 12:09:56,525 INFO L226 Difference]: Without dead ends: 5423 [2022-11-16 12:09:56,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:09:56,528 INFO L413 NwaCegarLoop]: 4839 mSDtfsCounter, 7114 mSDsluCounter, 2470 mSDsCounter, 0 mSdLazyCounter, 2499 mSolverCounterSat, 1544 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7597 SdHoareTripleChecker+Valid, 7309 SdHoareTripleChecker+Invalid, 4043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1544 IncrementalHoareTripleChecker+Valid, 2499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:09:56,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7597 Valid, 7309 Invalid, 4043 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1544 Valid, 2499 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2022-11-16 12:09:56,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5423 states. [2022-11-16 12:09:56,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5423 to 4896. [2022-11-16 12:09:56,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4896 states, 3766 states have (on average 1.5042485395645246) internal successors, (5665), 3896 states have internal predecessors, (5665), 935 states have call successors, (935), 195 states have call predecessors, (935), 194 states have return successors, (932), 888 states have call predecessors, (932), 932 states have call successors, (932) [2022-11-16 12:09:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 4896 states and 7532 transitions. [2022-11-16 12:09:56,779 INFO L78 Accepts]: Start accepts. Automaton has 4896 states and 7532 transitions. Word has length 65 [2022-11-16 12:09:56,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:09:56,780 INFO L495 AbstractCegarLoop]: Abstraction has 4896 states and 7532 transitions. [2022-11-16 12:09:56,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4896 states and 7532 transitions. [2022-11-16 12:09:56,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-16 12:09:56,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:09:56,782 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:09:56,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:09:56,782 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:09:56,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:09:56,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1229508727, now seen corresponding path program 1 times [2022-11-16 12:09:56,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:09:56,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885384177] [2022-11-16 12:09:56,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:09:56,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:09:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:09:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:09:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:09:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:09:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:09:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:09:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:09:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:09:57,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:09:57,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885384177] [2022-11-16 12:09:57,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885384177] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:09:57,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:09:57,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:09:57,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364213832] [2022-11-16 12:09:57,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:09:57,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:09:57,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:09:57,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:09:57,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:09:57,217 INFO L87 Difference]: Start difference. First operand 4896 states and 7532 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:09:58,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:08,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:12,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:10:12,153 INFO L93 Difference]: Finished difference Result 8522 states and 13186 transitions. [2022-11-16 12:10:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:10:12,154 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 66 [2022-11-16 12:10:12,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:10:12,208 INFO L225 Difference]: With dead ends: 8522 [2022-11-16 12:10:12,209 INFO L226 Difference]: Without dead ends: 8434 [2022-11-16 12:10:12,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:10:12,217 INFO L413 NwaCegarLoop]: 5325 mSDtfsCounter, 4908 mSDsluCounter, 7012 mSDsCounter, 0 mSdLazyCounter, 4666 mSolverCounterSat, 1535 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5261 SdHoareTripleChecker+Valid, 12337 SdHoareTripleChecker+Invalid, 6201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1535 IncrementalHoareTripleChecker+Valid, 4666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:10:12,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5261 Valid, 12337 Invalid, 6201 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1535 Valid, 4666 Invalid, 0 Unknown, 0 Unchecked, 14.4s Time] [2022-11-16 12:10:12,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8434 states. [2022-11-16 12:10:12,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8434 to 7517. [2022-11-16 12:10:12,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7517 states, 5763 states have (on average 1.4993926774249522) internal successors, (8641), 5993 states have internal predecessors, (8641), 1423 states have call successors, (1423), 333 states have call predecessors, (1423), 330 states have return successors, (1422), 1324 states have call predecessors, (1422), 1420 states have call successors, (1422) [2022-11-16 12:10:12,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7517 states to 7517 states and 11486 transitions. [2022-11-16 12:10:12,763 INFO L78 Accepts]: Start accepts. Automaton has 7517 states and 11486 transitions. Word has length 66 [2022-11-16 12:10:12,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:10:12,766 INFO L495 AbstractCegarLoop]: Abstraction has 7517 states and 11486 transitions. [2022-11-16 12:10:12,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:10:12,767 INFO L276 IsEmpty]: Start isEmpty. Operand 7517 states and 11486 transitions. [2022-11-16 12:10:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-16 12:10:12,777 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:10:12,778 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:10:12,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:10:12,778 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:10:12,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:10:12,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1277070206, now seen corresponding path program 1 times [2022-11-16 12:10:12,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:10:12,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780319740] [2022-11-16 12:10:12,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:10:12,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:10:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:10:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:10:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:10:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:10:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:10:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:10:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:10:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-16 12:10:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-16 12:10:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:10:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-16 12:10:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-16 12:10:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:13,400 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-16 12:10:13,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:10:13,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780319740] [2022-11-16 12:10:13,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780319740] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:10:13,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:10:13,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:10:13,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590190218] [2022-11-16 12:10:13,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:10:13,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:10:13,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:10:13,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:10:13,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:10:13,404 INFO L87 Difference]: Start difference. First operand 7517 states and 11486 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-16 12:10:14,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:15,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:35,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:40,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:10:40,870 INFO L93 Difference]: Finished difference Result 20077 states and 30823 transitions. [2022-11-16 12:10:40,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:10:40,870 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 110 [2022-11-16 12:10:40,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:10:40,936 INFO L225 Difference]: With dead ends: 20077 [2022-11-16 12:10:40,936 INFO L226 Difference]: Without dead ends: 12586 [2022-11-16 12:10:40,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:10:40,974 INFO L413 NwaCegarLoop]: 3028 mSDtfsCounter, 9817 mSDsluCounter, 5885 mSDsCounter, 0 mSdLazyCounter, 11110 mSolverCounterSat, 4021 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10302 SdHoareTripleChecker+Valid, 8913 SdHoareTripleChecker+Invalid, 15132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4021 IncrementalHoareTripleChecker+Valid, 11110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:10:40,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10302 Valid, 8913 Invalid, 15132 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4021 Valid, 11110 Invalid, 1 Unknown, 0 Unchecked, 26.5s Time] [2022-11-16 12:10:40,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12586 states. [2022-11-16 12:10:41,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12586 to 11095. [2022-11-16 12:10:41,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11095 states, 8443 states have (on average 1.4871491176122231) internal successors, (12556), 8801 states have internal predecessors, (12556), 2133 states have call successors, (2133), 521 states have call predecessors, (2133), 518 states have return successors, (2134), 1976 states have call predecessors, (2134), 2130 states have call successors, (2134) [2022-11-16 12:10:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11095 states to 11095 states and 16823 transitions. [2022-11-16 12:10:41,707 INFO L78 Accepts]: Start accepts. Automaton has 11095 states and 16823 transitions. Word has length 110 [2022-11-16 12:10:41,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:10:41,707 INFO L495 AbstractCegarLoop]: Abstraction has 11095 states and 16823 transitions. [2022-11-16 12:10:41,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-16 12:10:41,708 INFO L276 IsEmpty]: Start isEmpty. Operand 11095 states and 16823 transitions. [2022-11-16 12:10:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-16 12:10:41,720 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:10:41,720 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:10:41,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:10:41,720 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:10:41,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:10:41,721 INFO L85 PathProgramCache]: Analyzing trace with hash 984625771, now seen corresponding path program 1 times [2022-11-16 12:10:41,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:10:41,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879991753] [2022-11-16 12:10:41,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:10:41,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:10:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:10:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:10:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:10:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:10:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:10:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:10:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:10:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-16 12:10:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-16 12:10:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-16 12:10:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-16 12:10:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 12:10:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:43,497 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-16 12:10:43,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:10:43,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879991753] [2022-11-16 12:10:43,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879991753] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:10:43,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442011933] [2022-11-16 12:10:43,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:10:43,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:10:43,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:10:43,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:10:43,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 12:10:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:45,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 4476 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:10:45,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:10:45,285 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-16 12:10:45,285 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:10:45,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442011933] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:10:45,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:10:45,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2022-11-16 12:10:45,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496114075] [2022-11-16 12:10:45,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:10:45,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:10:45,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:10:45,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:10:45,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-11-16 12:10:45,288 INFO L87 Difference]: Start difference. First operand 11095 states and 16823 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 12:10:46,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:47,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:10:47,138 INFO L93 Difference]: Finished difference Result 22194 states and 33652 transitions. [2022-11-16 12:10:47,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:10:47,139 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 112 [2022-11-16 12:10:47,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:10:47,183 INFO L225 Difference]: With dead ends: 22194 [2022-11-16 12:10:47,183 INFO L226 Difference]: Without dead ends: 11098 [2022-11-16 12:10:47,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-11-16 12:10:47,227 INFO L413 NwaCegarLoop]: 5899 mSDtfsCounter, 23 mSDsluCounter, 23590 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 29489 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:10:47,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 29489 Invalid, 26 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 12:10:47,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11098 states. [2022-11-16 12:10:47,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11098 to 11082. [2022-11-16 12:10:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11082 states, 8436 states have (on average 1.486842105263158) internal successors, (12543), 8791 states have internal predecessors, (12543), 2130 states have call successors, (2130), 518 states have call predecessors, (2130), 515 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-11-16 12:10:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11082 states to 11082 states and 16804 transitions. [2022-11-16 12:10:47,819 INFO L78 Accepts]: Start accepts. Automaton has 11082 states and 16804 transitions. Word has length 112 [2022-11-16 12:10:47,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:10:47,820 INFO L495 AbstractCegarLoop]: Abstraction has 11082 states and 16804 transitions. [2022-11-16 12:10:47,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 12:10:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 11082 states and 16804 transitions. [2022-11-16 12:10:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-16 12:10:47,828 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:10:47,828 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:10:47,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:10:48,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:10:48,043 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:10:48,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:10:48,043 INFO L85 PathProgramCache]: Analyzing trace with hash -929703493, now seen corresponding path program 1 times [2022-11-16 12:10:48,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:10:48,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949974149] [2022-11-16 12:10:48,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:10:48,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:10:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:10:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:10:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:10:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:10:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:10:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:10:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:10:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:10:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:10:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-16 12:10:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:10:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-16 12:10:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-16 12:10:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:10:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-16 12:10:48,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:10:48,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949974149] [2022-11-16 12:10:48,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949974149] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:10:48,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:10:48,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:10:48,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008965006] [2022-11-16 12:10:48,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:10:48,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:10:48,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:10:48,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:10:48,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:10:48,742 INFO L87 Difference]: Start difference. First operand 11082 states and 16804 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 12:10:50,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:10:51,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:10,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:14,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:11:14,713 INFO L93 Difference]: Finished difference Result 23761 states and 36336 transitions. [2022-11-16 12:11:14,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:11:14,714 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2022-11-16 12:11:14,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:11:14,776 INFO L225 Difference]: With dead ends: 23761 [2022-11-16 12:11:14,776 INFO L226 Difference]: Without dead ends: 12705 [2022-11-16 12:11:14,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:11:14,808 INFO L413 NwaCegarLoop]: 2905 mSDtfsCounter, 7962 mSDsluCounter, 5624 mSDsCounter, 0 mSdLazyCounter, 12821 mSolverCounterSat, 2558 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8252 SdHoareTripleChecker+Valid, 8529 SdHoareTripleChecker+Invalid, 15380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2558 IncrementalHoareTripleChecker+Valid, 12821 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:11:14,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8252 Valid, 8529 Invalid, 15380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2558 Valid, 12821 Invalid, 1 Unknown, 0 Unchecked, 25.0s Time] [2022-11-16 12:11:14,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12705 states. [2022-11-16 12:11:15,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12705 to 11082. [2022-11-16 12:11:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11082 states, 8436 states have (on average 1.486130867709815) internal successors, (12537), 8791 states have internal predecessors, (12537), 2130 states have call successors, (2130), 518 states have call predecessors, (2130), 515 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-11-16 12:11:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11082 states to 11082 states and 16798 transitions. [2022-11-16 12:11:15,581 INFO L78 Accepts]: Start accepts. Automaton has 11082 states and 16798 transitions. Word has length 117 [2022-11-16 12:11:15,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:11:15,581 INFO L495 AbstractCegarLoop]: Abstraction has 11082 states and 16798 transitions. [2022-11-16 12:11:15,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 12:11:15,582 INFO L276 IsEmpty]: Start isEmpty. Operand 11082 states and 16798 transitions. [2022-11-16 12:11:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-16 12:11:15,589 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:11:15,589 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:11:15,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 12:11:15,590 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:11:15,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:11:15,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1986380683, now seen corresponding path program 1 times [2022-11-16 12:11:15,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:11:15,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397548029] [2022-11-16 12:11:15,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:11:15,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:11:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:11:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:11:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:11:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:11:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:11:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:11:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:11:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:11:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:11:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:11:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-16 12:11:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:11:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-16 12:11:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:16,204 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-16 12:11:16,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:11:16,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397548029] [2022-11-16 12:11:16,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397548029] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:11:16,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:11:16,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:11:16,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273955996] [2022-11-16 12:11:16,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:11:16,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:11:16,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:11:16,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:11:16,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:11:16,207 INFO L87 Difference]: Start difference. First operand 11082 states and 16798 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 12:11:17,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:18,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:32,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:36,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:11:36,581 INFO L93 Difference]: Finished difference Result 23618 states and 36076 transitions. [2022-11-16 12:11:36,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:11:36,582 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2022-11-16 12:11:36,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:11:36,637 INFO L225 Difference]: With dead ends: 23618 [2022-11-16 12:11:36,637 INFO L226 Difference]: Without dead ends: 12562 [2022-11-16 12:11:36,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:11:36,664 INFO L413 NwaCegarLoop]: 2678 mSDtfsCounter, 9352 mSDsluCounter, 3635 mSDsCounter, 0 mSdLazyCounter, 5816 mSolverCounterSat, 3452 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9751 SdHoareTripleChecker+Valid, 6313 SdHoareTripleChecker+Invalid, 9269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3452 IncrementalHoareTripleChecker+Valid, 5816 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:11:36,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9751 Valid, 6313 Invalid, 9269 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3452 Valid, 5816 Invalid, 1 Unknown, 0 Unchecked, 19.5s Time] [2022-11-16 12:11:36,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12562 states. [2022-11-16 12:11:37,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12562 to 11082. [2022-11-16 12:11:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11082 states, 8436 states have (on average 1.4854196301564722) internal successors, (12531), 8791 states have internal predecessors, (12531), 2130 states have call successors, (2130), 518 states have call predecessors, (2130), 515 states have return successors, (2131), 1971 states have call predecessors, (2131), 2127 states have call successors, (2131) [2022-11-16 12:11:37,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11082 states to 11082 states and 16792 transitions. [2022-11-16 12:11:37,231 INFO L78 Accepts]: Start accepts. Automaton has 11082 states and 16792 transitions. Word has length 120 [2022-11-16 12:11:37,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:11:37,232 INFO L495 AbstractCegarLoop]: Abstraction has 11082 states and 16792 transitions. [2022-11-16 12:11:37,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 12:11:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 11082 states and 16792 transitions. [2022-11-16 12:11:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-16 12:11:37,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:11:37,241 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:11:37,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 12:11:37,241 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:11:37,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:11:37,242 INFO L85 PathProgramCache]: Analyzing trace with hash -599595273, now seen corresponding path program 1 times [2022-11-16 12:11:37,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:11:37,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437654689] [2022-11-16 12:11:37,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:11:37,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:11:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:11:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:11:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:11:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:11:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:11:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:11:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:11:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:11:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:11:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:11:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-16 12:11:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:11:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-16 12:11:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-16 12:11:38,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:11:38,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437654689] [2022-11-16 12:11:38,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437654689] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:11:38,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853892834] [2022-11-16 12:11:38,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:11:38,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:11:38,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:11:38,786 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:11:38,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 12:11:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:40,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 4508 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 12:11:40,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:11:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-11-16 12:11:40,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:11:40,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853892834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:11:40,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:11:40,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2022-11-16 12:11:40,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020786340] [2022-11-16 12:11:40,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:11:40,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:11:40,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:11:40,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:11:40,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:11:40,538 INFO L87 Difference]: Start difference. First operand 11082 states and 16792 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 12:11:42,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:11:42,037 INFO L93 Difference]: Finished difference Result 22137 states and 33551 transitions. [2022-11-16 12:11:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:11:42,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2022-11-16 12:11:42,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:11:42,082 INFO L225 Difference]: With dead ends: 22137 [2022-11-16 12:11:42,083 INFO L226 Difference]: Without dead ends: 11081 [2022-11-16 12:11:42,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:11:42,111 INFO L413 NwaCegarLoop]: 7254 mSDtfsCounter, 5802 mSDsluCounter, 2451 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5802 SdHoareTripleChecker+Valid, 9705 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:11:42,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5802 Valid, 9705 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-16 12:11:42,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11081 states. [2022-11-16 12:11:42,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11081 to 11072. [2022-11-16 12:11:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11072 states, 8431 states have (on average 1.4852330684379078) internal successors, (12522), 8783 states have internal predecessors, (12522), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-11-16 12:11:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11072 states to 11072 states and 16766 transitions. [2022-11-16 12:11:42,753 INFO L78 Accepts]: Start accepts. Automaton has 11072 states and 16766 transitions. Word has length 120 [2022-11-16 12:11:42,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:11:42,753 INFO L495 AbstractCegarLoop]: Abstraction has 11072 states and 16766 transitions. [2022-11-16 12:11:42,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 12:11:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 11072 states and 16766 transitions. [2022-11-16 12:11:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-16 12:11:42,782 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:11:42,782 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:11:42,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:11:42,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:11:42,999 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:11:42,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:11:43,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1424453881, now seen corresponding path program 1 times [2022-11-16 12:11:43,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:11:43,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903284540] [2022-11-16 12:11:43,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:11:43,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:11:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:11:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:11:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:11:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:11:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:11:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:11:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:11:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:11:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:11:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:11:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:11:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:11:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-16 12:11:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-16 12:11:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-16 12:11:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:11:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-11-16 12:11:43,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:11:43,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903284540] [2022-11-16 12:11:43,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903284540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:11:43,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:11:43,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:11:43,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674096280] [2022-11-16 12:11:43,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:11:43,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:11:43,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:11:43,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:11:43,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:11:43,696 INFO L87 Difference]: Start difference. First operand 11072 states and 16766 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 12:11:45,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:46,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:11:47,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:13,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:15,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:17,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:19,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:23,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:31,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:12:31,839 INFO L93 Difference]: Finished difference Result 28262 states and 43121 transitions. [2022-11-16 12:12:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 12:12:31,839 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 160 [2022-11-16 12:12:31,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:12:31,915 INFO L225 Difference]: With dead ends: 28262 [2022-11-16 12:12:31,915 INFO L226 Difference]: Without dead ends: 17216 [2022-11-16 12:12:31,948 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:12:31,949 INFO L413 NwaCegarLoop]: 3892 mSDtfsCounter, 8074 mSDsluCounter, 10829 mSDsCounter, 0 mSdLazyCounter, 20393 mSolverCounterSat, 3648 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8498 SdHoareTripleChecker+Valid, 14721 SdHoareTripleChecker+Invalid, 24044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3648 IncrementalHoareTripleChecker+Valid, 20393 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:12:31,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8498 Valid, 14721 Invalid, 24044 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3648 Valid, 20393 Invalid, 3 Unknown, 0 Unchecked, 46.4s Time] [2022-11-16 12:12:31,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17216 states. [2022-11-16 12:12:32,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17216 to 11074. [2022-11-16 12:12:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11074 states, 8433 states have (on average 1.4849994070911894) internal successors, (12523), 8785 states have internal predecessors, (12523), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-11-16 12:12:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11074 states to 11074 states and 16767 transitions. [2022-11-16 12:12:32,964 INFO L78 Accepts]: Start accepts. Automaton has 11074 states and 16767 transitions. Word has length 160 [2022-11-16 12:12:32,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:12:32,965 INFO L495 AbstractCegarLoop]: Abstraction has 11074 states and 16767 transitions. [2022-11-16 12:12:32,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 12:12:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 11074 states and 16767 transitions. [2022-11-16 12:12:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-11-16 12:12:33,002 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:12:33,003 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:12:33,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 12:12:33,003 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:12:33,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:12:33,004 INFO L85 PathProgramCache]: Analyzing trace with hash -364113520, now seen corresponding path program 1 times [2022-11-16 12:12:33,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:12:33,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924194613] [2022-11-16 12:12:33,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:12:33,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:12:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:12:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:12:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:12:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:12:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:12:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:12:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:12:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:12:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:12:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:12:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:12:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-16 12:12:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-16 12:12:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-16 12:12:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-16 12:12:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-16 12:12:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-16 12:12:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-16 12:12:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-16 12:12:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:33,509 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-16 12:12:33,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:12:33,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924194613] [2022-11-16 12:12:33,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924194613] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:12:33,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:12:33,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:12:33,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904298929] [2022-11-16 12:12:33,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:12:33,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:12:33,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:12:33,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:12:33,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:12:33,512 INFO L87 Difference]: Start difference. First operand 11074 states and 16767 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:12:35,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:36,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:50,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:12:56,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:12:56,338 INFO L93 Difference]: Finished difference Result 23607 states and 36016 transitions. [2022-11-16 12:12:56,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:12:56,339 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 189 [2022-11-16 12:12:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:12:56,388 INFO L225 Difference]: With dead ends: 23607 [2022-11-16 12:12:56,388 INFO L226 Difference]: Without dead ends: 12559 [2022-11-16 12:12:56,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:12:56,423 INFO L413 NwaCegarLoop]: 2680 mSDtfsCounter, 4563 mSDsluCounter, 5977 mSDsCounter, 0 mSdLazyCounter, 9504 mSolverCounterSat, 1878 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4855 SdHoareTripleChecker+Valid, 8657 SdHoareTripleChecker+Invalid, 11383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1878 IncrementalHoareTripleChecker+Valid, 9504 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-11-16 12:12:56,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4855 Valid, 8657 Invalid, 11383 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1878 Valid, 9504 Invalid, 1 Unknown, 0 Unchecked, 21.8s Time] [2022-11-16 12:12:56,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12559 states. [2022-11-16 12:12:57,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12559 to 11075. [2022-11-16 12:12:57,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11075 states, 8434 states have (on average 1.4849419018259427) internal successors, (12524), 8786 states have internal predecessors, (12524), 2127 states have call successors, (2127), 517 states have call predecessors, (2127), 513 states have return successors, (2117), 1970 states have call predecessors, (2117), 2117 states have call successors, (2117) [2022-11-16 12:12:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11075 states to 11075 states and 16768 transitions. [2022-11-16 12:12:57,265 INFO L78 Accepts]: Start accepts. Automaton has 11075 states and 16768 transitions. Word has length 189 [2022-11-16 12:12:57,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:12:57,266 INFO L495 AbstractCegarLoop]: Abstraction has 11075 states and 16768 transitions. [2022-11-16 12:12:57,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:12:57,266 INFO L276 IsEmpty]: Start isEmpty. Operand 11075 states and 16768 transitions. [2022-11-16 12:12:57,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-16 12:12:57,309 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:12:57,309 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:12:57,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 12:12:57,309 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:12:57,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:12:57,310 INFO L85 PathProgramCache]: Analyzing trace with hash -974646965, now seen corresponding path program 1 times [2022-11-16 12:12:57,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:12:57,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367703025] [2022-11-16 12:12:57,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:12:57,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:12:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:12:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:12:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:12:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:12:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:12:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:12:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:12:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:12:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:12:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:12:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:12:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-16 12:12:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-16 12:12:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-16 12:12:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:12:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-16 12:12:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-16 12:12:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:12:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-16 12:12:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:12:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-11-16 12:12:57,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:12:57,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367703025] [2022-11-16 12:12:57,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367703025] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:12:57,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:12:57,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:12:57,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797732836] [2022-11-16 12:12:57,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:12:57,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:12:57,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:12:57,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:12:57,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:12:57,880 INFO L87 Difference]: Start difference. First operand 11075 states and 16768 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:12:59,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:00,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:01,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:15,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:29,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:29,849 INFO L93 Difference]: Finished difference Result 22389 states and 34151 transitions. [2022-11-16 12:13:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:13:29,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 191 [2022-11-16 12:13:29,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:29,880 INFO L225 Difference]: With dead ends: 22389 [2022-11-16 12:13:29,880 INFO L226 Difference]: Without dead ends: 11340 [2022-11-16 12:13:29,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:13:29,903 INFO L413 NwaCegarLoop]: 3331 mSDtfsCounter, 8803 mSDsluCounter, 5537 mSDsCounter, 0 mSdLazyCounter, 12481 mSolverCounterSat, 3727 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9355 SdHoareTripleChecker+Valid, 8868 SdHoareTripleChecker+Invalid, 16209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3727 IncrementalHoareTripleChecker+Valid, 12481 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:29,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9355 Valid, 8868 Invalid, 16209 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3727 Valid, 12481 Invalid, 1 Unknown, 0 Unchecked, 30.7s Time] [2022-11-16 12:13:29,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11340 states. [2022-11-16 12:13:30,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11340 to 10003. [2022-11-16 12:13:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10003 states, 7605 states have (on average 1.4803418803418804) internal successors, (11258), 7920 states have internal predecessors, (11258), 1941 states have call successors, (1941), 460 states have call predecessors, (1941), 456 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-16 12:13:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10003 states to 10003 states and 15130 transitions. [2022-11-16 12:13:30,640 INFO L78 Accepts]: Start accepts. Automaton has 10003 states and 15130 transitions. Word has length 191 [2022-11-16 12:13:30,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:30,641 INFO L495 AbstractCegarLoop]: Abstraction has 10003 states and 15130 transitions. [2022-11-16 12:13:30,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:13:30,641 INFO L276 IsEmpty]: Start isEmpty. Operand 10003 states and 15130 transitions. [2022-11-16 12:13:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-16 12:13:30,755 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:30,756 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:30,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 12:13:30,756 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:30,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:30,758 INFO L85 PathProgramCache]: Analyzing trace with hash -2070888760, now seen corresponding path program 1 times [2022-11-16 12:13:30,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:30,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347192804] [2022-11-16 12:13:30,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:30,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:13:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:13:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:13:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:13:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:13:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:13:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:13:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:13:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:13:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:13:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:13:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-16 12:13:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-16 12:13:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-16 12:13:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:13:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-16 12:13:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-16 12:13:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:13:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-16 12:13:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-11-16 12:13:31,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:13:31,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347192804] [2022-11-16 12:13:31,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347192804] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:31,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:31,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:13:31,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606786244] [2022-11-16 12:13:31,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:31,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:13:31,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:13:31,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:13:31,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:13:31,405 INFO L87 Difference]: Start difference. First operand 10003 states and 15130 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) [2022-11-16 12:13:32,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:33,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:45,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:47,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:49,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:13:56,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:13:56,149 INFO L93 Difference]: Finished difference Result 21702 states and 33301 transitions. [2022-11-16 12:13:56,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:13:56,149 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 [2022-11-16 12:13:56,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:13:56,189 INFO L225 Difference]: With dead ends: 21702 [2022-11-16 12:13:56,189 INFO L226 Difference]: Without dead ends: 12756 [2022-11-16 12:13:56,209 INFO L412 NwaCegarLoop]: 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 [2022-11-16 12:13:56,210 INFO L413 NwaCegarLoop]: 3967 mSDtfsCounter, 6209 mSDsluCounter, 7192 mSDsCounter, 0 mSdLazyCounter, 9926 mSolverCounterSat, 1911 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6828 SdHoareTripleChecker+Valid, 11159 SdHoareTripleChecker+Invalid, 11837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1911 IncrementalHoareTripleChecker+Valid, 9926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:13:56,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6828 Valid, 11159 Invalid, 11837 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1911 Valid, 9926 Invalid, 0 Unknown, 0 Unchecked, 23.6s Time] [2022-11-16 12:13:56,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12756 states. [2022-11-16 12:13:56,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12756 to 10009. [2022-11-16 12:13:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10009 states, 7611 states have (on average 1.4799632111417684) internal successors, (11264), 7926 states have internal predecessors, (11264), 1941 states have call successors, (1941), 460 states have call predecessors, (1941), 456 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-16 12:13:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10009 states to 10009 states and 15136 transitions. [2022-11-16 12:13:56,889 INFO L78 Accepts]: Start accepts. Automaton has 10009 states and 15136 transitions. Word has length 190 [2022-11-16 12:13:56,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:13:56,889 INFO L495 AbstractCegarLoop]: Abstraction has 10009 states and 15136 transitions. [2022-11-16 12:13:56,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:13:56,890 INFO L276 IsEmpty]: Start isEmpty. Operand 10009 states and 15136 transitions. [2022-11-16 12:13:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-16 12:13:56,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:13:56,915 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:13:56,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-16 12:13:56,915 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:13:56,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:13:56,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1714605446, now seen corresponding path program 1 times [2022-11-16 12:13:56,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:13:56,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964608528] [2022-11-16 12:13:56,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:13:56,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:13:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:13:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:13:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:13:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:13:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:13:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:13:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:13:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:13:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-16 12:13:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-16 12:13:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:13:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-16 12:13:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-16 12:13:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-16 12:13:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:13:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-16 12:13:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-16 12:13:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:13:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-16 12:13:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:13:57,584 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-16 12:13:57,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:13:57,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964608528] [2022-11-16 12:13:57,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964608528] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:13:57,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:13:57,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:13:57,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723518069] [2022-11-16 12:13:57,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:13:57,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:13:57,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:13:57,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:13:57,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:13:57,589 INFO L87 Difference]: Start difference. First operand 10009 states and 15136 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:13:58,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:00,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:12,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:14,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:21,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:14:21,422 INFO L93 Difference]: Finished difference Result 21346 states and 32534 transitions. [2022-11-16 12:14:21,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:14:21,423 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 190 [2022-11-16 12:14:21,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:14:21,451 INFO L225 Difference]: With dead ends: 21346 [2022-11-16 12:14:21,451 INFO L226 Difference]: Without dead ends: 11363 [2022-11-16 12:14:21,465 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:14:21,466 INFO L413 NwaCegarLoop]: 2673 mSDtfsCounter, 4572 mSDsluCounter, 5963 mSDsCounter, 0 mSdLazyCounter, 9515 mSolverCounterSat, 1884 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4864 SdHoareTripleChecker+Valid, 8636 SdHoareTripleChecker+Invalid, 11400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1884 IncrementalHoareTripleChecker+Valid, 9515 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2022-11-16 12:14:21,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4864 Valid, 8636 Invalid, 11400 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1884 Valid, 9515 Invalid, 1 Unknown, 0 Unchecked, 22.8s Time] [2022-11-16 12:14:21,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11363 states. [2022-11-16 12:14:21,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11363 to 10014. [2022-11-16 12:14:21,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10014 states, 7616 states have (on average 1.4796481092436975) internal successors, (11269), 7931 states have internal predecessors, (11269), 1941 states have call successors, (1941), 460 states have call predecessors, (1941), 456 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-16 12:14:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10014 states to 10014 states and 15141 transitions. [2022-11-16 12:14:21,998 INFO L78 Accepts]: Start accepts. Automaton has 10014 states and 15141 transitions. Word has length 190 [2022-11-16 12:14:21,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:14:21,999 INFO L495 AbstractCegarLoop]: Abstraction has 10014 states and 15141 transitions. [2022-11-16 12:14:21,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:14:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 10014 states and 15141 transitions. [2022-11-16 12:14:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-16 12:14:22,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:14:22,018 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:14:22,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-16 12:14:22,018 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:14:22,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:14:22,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1130042849, now seen corresponding path program 1 times [2022-11-16 12:14:22,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:14:22,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442448368] [2022-11-16 12:14:22,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:14:22,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:14:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:14:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:14:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:14:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:14:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:14:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:14:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:14:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:14:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:14:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:14:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:14:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-16 12:14:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-16 12:14:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-16 12:14:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-16 12:14:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:14:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-16 12:14:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-16 12:14:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-16 12:14:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-16 12:14:22,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:14:22,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442448368] [2022-11-16 12:14:22,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442448368] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:14:22,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089346748] [2022-11-16 12:14:22,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:14:22,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:14:22,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:14:22,801 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:14:22,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 12:14:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:14:24,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 4690 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:14:24,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:14:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-16 12:14:24,661 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:14:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-16 12:14:24,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089346748] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:14:24,787 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:14:24,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2022-11-16 12:14:24,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575082080] [2022-11-16 12:14:24,787 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:14:24,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 12:14:24,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:14:24,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 12:14:24,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:14:24,791 INFO L87 Difference]: Start difference. First operand 10014 states and 15141 transitions. Second operand has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 7 states have internal predecessors, (138), 2 states have call successors, (43), 4 states have call predecessors, (43), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-16 12:14:25,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:27,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:47,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:14:56,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:14:56,235 INFO L93 Difference]: Finished difference Result 21386 states and 32584 transitions. [2022-11-16 12:14:56,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 12:14:56,236 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 7 states have internal predecessors, (138), 2 states have call successors, (43), 4 states have call predecessors, (43), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 194 [2022-11-16 12:14:56,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:14:56,287 INFO L225 Difference]: With dead ends: 21386 [2022-11-16 12:14:56,287 INFO L226 Difference]: Without dead ends: 11398 [2022-11-16 12:14:56,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:14:56,315 INFO L413 NwaCegarLoop]: 2686 mSDtfsCounter, 4603 mSDsluCounter, 10657 mSDsCounter, 0 mSdLazyCounter, 16919 mSolverCounterSat, 1894 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4894 SdHoareTripleChecker+Valid, 13343 SdHoareTripleChecker+Invalid, 18814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1894 IncrementalHoareTripleChecker+Valid, 16919 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:14:56,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4894 Valid, 13343 Invalid, 18814 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1894 Valid, 16919 Invalid, 1 Unknown, 0 Unchecked, 30.1s Time] [2022-11-16 12:14:56,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11398 states. [2022-11-16 12:14:56,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11398 to 10049. [2022-11-16 12:14:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10049 states, 7651 states have (on average 1.4787609462815319) internal successors, (11314), 7966 states have internal predecessors, (11314), 1941 states have call successors, (1941), 460 states have call predecessors, (1941), 456 states have return successors, (1931), 1801 states have call predecessors, (1931), 1931 states have call successors, (1931) [2022-11-16 12:14:56,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10049 states to 10049 states and 15186 transitions. [2022-11-16 12:14:56,949 INFO L78 Accepts]: Start accepts. Automaton has 10049 states and 15186 transitions. Word has length 194 [2022-11-16 12:14:56,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:14:56,950 INFO L495 AbstractCegarLoop]: Abstraction has 10049 states and 15186 transitions. [2022-11-16 12:14:56,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 7 states have internal predecessors, (138), 2 states have call successors, (43), 4 states have call predecessors, (43), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-16 12:14:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 10049 states and 15186 transitions. [2022-11-16 12:14:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-16 12:14:56,971 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:14:56,972 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:14:56,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-16 12:14:57,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-16 12:14:57,173 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:14:57,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:14:57,174 INFO L85 PathProgramCache]: Analyzing trace with hash 487920184, now seen corresponding path program 2 times [2022-11-16 12:14:57,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:14:57,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734997559] [2022-11-16 12:14:57,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:14:57,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:14:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:15:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:15:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:15:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:15:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:15:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:15:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:15:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:15:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-16 12:15:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-16 12:15:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-16 12:15:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-16 12:15:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:15:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-16 12:15:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-16 12:15:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-16 12:15:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:15:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-16 12:15:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-16 12:15:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:15:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-16 12:15:05,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:15:05,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734997559] [2022-11-16 12:15:05,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734997559] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:15:05,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:15:05,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:15:05,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169849161] [2022-11-16 12:15:05,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:15:05,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:15:05,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:15:05,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:15:05,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:15:05,883 INFO L87 Difference]: Start difference. First operand 10049 states and 15186 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:15:07,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:08,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:09,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:11,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:36,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:39,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:40,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:42,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:15:56,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:15:56,049 INFO L93 Difference]: Finished difference Result 29592 states and 45413 transitions. [2022-11-16 12:15:56,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 12:15:56,055 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 198 [2022-11-16 12:15:56,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:15:56,139 INFO L225 Difference]: With dead ends: 29592 [2022-11-16 12:15:56,139 INFO L226 Difference]: Without dead ends: 19569 [2022-11-16 12:15:56,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-11-16 12:15:56,172 INFO L413 NwaCegarLoop]: 2978 mSDtfsCounter, 10999 mSDsluCounter, 9501 mSDsCounter, 0 mSdLazyCounter, 20435 mSolverCounterSat, 4135 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11466 SdHoareTripleChecker+Valid, 12479 SdHoareTripleChecker+Invalid, 24572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4135 IncrementalHoareTripleChecker+Valid, 20435 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:15:56,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11466 Valid, 12479 Invalid, 24572 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4135 Valid, 20435 Invalid, 2 Unknown, 0 Unchecked, 48.0s Time] [2022-11-16 12:15:56,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19569 states. [2022-11-16 12:15:57,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19569 to 18631. [2022-11-16 12:15:57,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18631 states, 14272 states have (on average 1.4866872197309418) internal successors, (21218), 14926 states have internal predecessors, (21218), 3393 states have call successors, (3393), 855 states have call predecessors, (3393), 965 states have return successors, (4201), 3125 states have call predecessors, (4201), 3381 states have call successors, (4201) [2022-11-16 12:15:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18631 states to 18631 states and 28812 transitions. [2022-11-16 12:15:57,625 INFO L78 Accepts]: Start accepts. Automaton has 18631 states and 28812 transitions. Word has length 198 [2022-11-16 12:15:57,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:15:57,626 INFO L495 AbstractCegarLoop]: Abstraction has 18631 states and 28812 transitions. [2022-11-16 12:15:57,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 12:15:57,626 INFO L276 IsEmpty]: Start isEmpty. Operand 18631 states and 28812 transitions. [2022-11-16 12:15:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-11-16 12:15:57,663 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:15:57,663 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:15:57,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-16 12:15:57,664 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:15:57,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:15:57,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1956005681, now seen corresponding path program 1 times [2022-11-16 12:15:57,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:15:57,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200396413] [2022-11-16 12:15:57,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:15:57,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:15:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:16:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:16:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:16:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:16:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-16 12:16:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-16 12:16:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:16:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:16:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-16 12:16:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-16 12:16:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-16 12:16:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-16 12:16:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:16:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-16 12:16:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-16 12:16:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-16 12:16:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-16 12:16:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-16 12:16:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-16 12:16:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-16 12:16:05,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:16:05,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200396413] [2022-11-16 12:16:05,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200396413] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:16:05,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280089485] [2022-11-16 12:16:05,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:16:05,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:16:05,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:16:05,187 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:16:05,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 12:16:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:16:06,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 4707 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-16 12:16:06,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:16:07,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:07,299 INFO L217 Elim1Store]: Index analysis took 285 ms [2022-11-16 12:16:08,188 INFO L321 Elim1Store]: treesize reduction 339, result has 20.2 percent of original size [2022-11-16 12:16:08,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 53 treesize of output 114 [2022-11-16 12:16:08,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 12:16:08,533 INFO L321 Elim1Store]: treesize reduction 339, result has 20.2 percent of original size [2022-11-16 12:16:08,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 53 treesize of output 114 [2022-11-16 12:16:54,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2022-11-16 12:16:54,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2022-11-16 12:16:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-16 12:16:55,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:16:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-16 12:16:55,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280089485] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:16:55,569 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:16:55,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 8] total 18 [2022-11-16 12:16:55,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632950992] [2022-11-16 12:16:55,570 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:16:55,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-16 12:16:55,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:16:55,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-16 12:16:55,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-11-16 12:16:55,572 INFO L87 Difference]: Start difference. First operand 18631 states and 28812 transitions. Second operand has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 16 states have internal predecessors, (210), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2022-11-16 12:16:58,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:16:59,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:00,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:01,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:02,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:03,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:17:58,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:19:21,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:19:21,523 INFO L93 Difference]: Finished difference Result 45267 states and 70078 transitions. [2022-11-16 12:19:21,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-16 12:19:21,524 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 16 states have internal predecessors, (210), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) Word has length 200 [2022-11-16 12:19:21,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:19:21,599 INFO L225 Difference]: With dead ends: 45267 [2022-11-16 12:19:21,599 INFO L226 Difference]: Without dead ends: 26662 [2022-11-16 12:19:21,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=222, Invalid=968, Unknown=0, NotChecked=0, Total=1190 [2022-11-16 12:19:21,634 INFO L413 NwaCegarLoop]: 4254 mSDtfsCounter, 18500 mSDsluCounter, 32433 mSDsCounter, 0 mSdLazyCounter, 70386 mSolverCounterSat, 7090 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 128.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18966 SdHoareTripleChecker+Valid, 36687 SdHoareTripleChecker+Invalid, 77477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.8s SdHoareTripleChecker+Time, 7090 IncrementalHoareTripleChecker+Valid, 70386 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 140.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:19:21,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18966 Valid, 36687 Invalid, 77477 Unknown, 0 Unchecked, 0.8s Time], IncrementalHoareTripleChecker [7090 Valid, 70386 Invalid, 1 Unknown, 0 Unchecked, 140.6s Time] [2022-11-16 12:19:21,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26662 states. [2022-11-16 12:19:23,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26662 to 25164. [2022-11-16 12:19:23,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25164 states, 19310 states have (on average 1.4904712584153288) internal successors, (28781), 20201 states have internal predecessors, (28781), 4569 states have call successors, (4569), 1186 states have call predecessors, (4569), 1284 states have return successors, (5673), 4130 states have call predecessors, (5673), 4555 states have call successors, (5673) [2022-11-16 12:19:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25164 states to 25164 states and 39023 transitions. [2022-11-16 12:19:23,482 INFO L78 Accepts]: Start accepts. Automaton has 25164 states and 39023 transitions. Word has length 200 [2022-11-16 12:19:23,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:19:23,483 INFO L495 AbstractCegarLoop]: Abstraction has 25164 states and 39023 transitions. [2022-11-16 12:19:23,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 16 states have internal predecessors, (210), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2022-11-16 12:19:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 25164 states and 39023 transitions. [2022-11-16 12:19:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-11-16 12:19:23,511 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:19:23,511 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:19:23,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:19:23,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-16 12:19:23,712 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:19:23,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:19:23,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1753211946, now seen corresponding path program 1 times [2022-11-16 12:19:23,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:19:23,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946767062] [2022-11-16 12:19:23,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:19:23,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:19:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:19:27,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:19:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:19:30,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:19:30,015 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:19:30,016 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:19:30,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-16 12:19:30,021 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:19:30,024 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:19:30,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:19:30 BoogieIcfgContainer [2022-11-16 12:19:30,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:19:30,691 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:19:30,691 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:19:30,691 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:19:30,692 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:12" (3/4) ... [2022-11-16 12:19:30,695 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:19:30,696 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:19:30,702 INFO L158 Benchmark]: Toolchain (without parser) took 638178.38ms. Allocated memory was 132.1MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 80.9MB in the beginning and 426.0MB in the end (delta: -345.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-16 12:19:30,702 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:19:30,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4175.12ms. Allocated memory was 132.1MB in the beginning and 192.9MB in the end (delta: 60.8MB). Free memory was 80.9MB in the beginning and 98.9MB in the end (delta: -17.9MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. [2022-11-16 12:19:30,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 505.00ms. Allocated memory was 192.9MB in the beginning and 297.8MB in the end (delta: 104.9MB). Free memory was 98.9MB in the beginning and 182.8MB in the end (delta: -83.9MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2022-11-16 12:19:30,704 INFO L158 Benchmark]: Boogie Preprocessor took 619.59ms. Allocated memory is still 297.8MB. Free memory was 182.8MB in the beginning and 145.0MB in the end (delta: 37.8MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2022-11-16 12:19:30,706 INFO L158 Benchmark]: RCFGBuilder took 14960.28ms. Allocated memory was 297.8MB in the beginning and 740.3MB in the end (delta: 442.5MB). Free memory was 145.0MB in the beginning and 420.4MB in the end (delta: -275.4MB). Peak memory consumption was 317.0MB. Max. memory is 16.1GB. [2022-11-16 12:19:30,706 INFO L158 Benchmark]: TraceAbstraction took 617901.81ms. Allocated memory was 740.3MB in the beginning and 1.5GB in the end (delta: 765.5MB). Free memory was 419.4MB in the beginning and 426.0MB in the end (delta: -6.7MB). Peak memory consumption was 961.2MB. Max. memory is 16.1GB. [2022-11-16 12:19:30,707 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 1.5GB. Free memory is still 426.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:19:30,711 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4175.12ms. Allocated memory was 132.1MB in the beginning and 192.9MB in the end (delta: 60.8MB). Free memory was 80.9MB in the beginning and 98.9MB in the end (delta: -17.9MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 505.00ms. Allocated memory was 192.9MB in the beginning and 297.8MB in the end (delta: 104.9MB). Free memory was 98.9MB in the beginning and 182.8MB in the end (delta: -83.9MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 619.59ms. Allocated memory is still 297.8MB. Free memory was 182.8MB in the beginning and 145.0MB in the end (delta: 37.8MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 14960.28ms. Allocated memory was 297.8MB in the beginning and 740.3MB in the end (delta: 442.5MB). Free memory was 145.0MB in the beginning and 420.4MB in the end (delta: -275.4MB). Peak memory consumption was 317.0MB. Max. memory is 16.1GB. * TraceAbstraction took 617901.81ms. Allocated memory was 740.3MB in the beginning and 1.5GB in the end (delta: 765.5MB). Free memory was 419.4MB in the beginning and 426.0MB in the end (delta: -6.7MB). Peak memory consumption was 961.2MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 1.5GB. Free memory is still 426.0MB. 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 10646, overapproximation of bitwiseAnd at line 3404. Possible FailurePath: [L12929] static unsigned long volatile curr_ticks ; [L7379] static int debugmem ; [L2974] int num_audiodevs ; [L13494] static int volatile tmr_running___0 ; [L2957] int LDV_IN_INTERRUPT = 1; [L10695] static int volatile iqlen ; [L3394] int ref_cnt ; [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}}; [L9157] static unsigned char prev_out_status[6U] ; [L10638] static struct sound_timer_operations *tmr ; [L3891] static char dma_alloc_map[8U] ; [L10034] static spinlock_t lock = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L4512-L4513] static struct __anonstruct_dev_list_145 const dev_list[2U] = { {5U, (char *)"dspW", 434U, & num_audiodevs}, {4U, (char *)"audio", 434U, & num_audiodevs}}; [L10640] static int pending_timer = -1; [L12931] static unsigned long prev_event_time___0 ; [L12930] static unsigned long volatile next_event_time ; [L10022] static struct midi_buf *midi_out_buf[6U] = { (struct midi_buf *)0}; [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}; [L10691] static int volatile qtail ; [L9155] static int midi2synth[6U] ; [L10692] static int volatile qlen ; [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}; [L10637] static int sequencer_ok ; [L12925] static time_t volatile tmr_ctr ; [L13495] static time_t volatile tmr_offs___0 ; [L10654] static int prev_event_time ; [L13502] static unsigned long prev_event_time___1 ; [L10696] static int volatile seq_playing ; [L2977] int num_mixers ; [L9156] static int sysex_state[6U] = { 0}; [L3890] int sound_dmap_flag = 1; [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}}; [L12924] static time_t volatile tmr_offs ; [L13496] static time_t volatile tmr_ctr___0 ; [L3001] int num_sound_timers = 1; [L2982] struct midi_operations *midi_devs[6U] = {&tmp___4, &tmp___4, &tmp___4, &tmp___4, &tmp___4, &tmp___4 }; [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}}; [L12921] static int volatile initialized ; [L10023] static struct midi_buf *midi_in_buf[6U] = { (struct midi_buf *)0}; [L12926] static unsigned long volatile ticks_offs ; [L10024] static struct midi_parms parms[6U] ; [L13500] static unsigned long volatile curr_ticks___0 ; [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, }; [L7380] static int dma_buffsize = 65536; [L10653] static unsigned long prev_input_time ; [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}; [L13498] static int volatile curr_tempo___0 ; [L10688] static unsigned char *queue ; [L3000] struct sound_timer_operations *sound_timer_devs[4U] = { & default_sound_timer, (struct sound_timer_operations *)0}; [L2972] struct audio_operations tmp___1; [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}}; [L10639] static int tmr_no = -1; [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}; [L2978] struct synth_operations tmp___3; [L2975] struct mixer_operations tmp___2; [L2981] struct midi_operations tmp___4; [L12928] static int volatile curr_timebase ; [L10644] static int max_synthdev ; [L10651] static int midi_opened[6U] ; [L2973] struct audio_operations *audio_devs[5U] = {&tmp___1, &tmp___1, &tmp___1, &tmp___1, &tmp___1} ; [L3895] static int num_mixer_volumes ; [L10020] static wait_queue_head_t midi_sleeper[6U] ; [L10693] static int volatile iqhead ; [L13501] static unsigned long volatile next_event_time___0 ; [L14252] static int ldv_mutex_soundcard_mutex ; [L4514] static int dmabuf ; [L12922] static int volatile opened ; [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}; [L4515] static int dmabug ; [L2980] int num_synths ; [L10652] static int midi_written[6U] ; [L3392] int ldv_state_variable_2 ; [L10690] static int volatile qhead ; [L3391] int ldv_state_variable_3 ; [L3398] int ldv_state_variable_0 ; [L14145] static int ldv_mutex_mutex_of_device ; [L3395] int ldv_state_variable_1 ; [L10645] static int seq_mode = 1; [L3397] int ldv_state_variable_6 ; [L3894] static mixer_vol_table mixer_vols[5U] ; [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}; [L3396] int ldv_state_variable_4 ; [L3399] int ldv_state_variable_5 ; [L10643] static int max_mididev ; [L12923] static int volatile tmr_running ; [L13497] static unsigned long volatile ticks_offs___0 ; [L12932] static unsigned long volatile usecs_per_tmr ; [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}; [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}}; [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}; [L10689] static unsigned char *iqueue ; [L3889] int sound_nblocks = 0; [L10697] static int volatile sequencer_busy ; [L2976] struct mixer_operations *mixer_devs[5U] = {&tmp___2, &tmp___2, &tmp___2, &tmp___2, &tmp___2} ; [L2983] int num_midis ; [L10698] static int output_threshold ; [L10699] static long pre_event_timeout ; [L10694] static int volatile iqtail ; [L12927] static int volatile curr_tempo ; [L10641] static int obsolete_api_used ; [L3390] struct inode *oss_sound_fops_group1 ; [L3393] struct file *oss_sound_fops_group2 ; [L2965] void *sound_mem_blocks[1024U] ; [L3892] unsigned long seq_time = 0UL; [L12933] static struct sound_lowlev_timer *tmr___0 ; [L13504] static spinlock_t lock___2 = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L10642] static spinlock_t lock___0 = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L13493] static int volatile opened___0 ; [L12934] static spinlock_t lock___1 = {{{{0U}, 3735899821U, 4294967295U, (void *)-1, {0, 0, "lock", 0, 0UL}}}}; [L10033] static int volatile open_devs ; [L13499] static int volatile curr_timebase___0 ; [L4764] int ldv_retval_0 ; [L13970] int ldv_retval_1 ; [L4767] int ldv_retval_2 ; [L10021] static wait_queue_head_t input_sleeper[6U] ; [L13339] int ldv_retval_3 ; [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}}; [L10700] static unsigned int synth_open_mask ; VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4817] CALL, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=1, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4817] RET, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg11={0:0}, ldvarg3=0, ldvarg7=18446744073709551614, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4825] CALL, EXPR ldv_zalloc(16UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=16, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4825] RET, EXPR ldv_zalloc(16UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg11={0:0}, ldvarg3=0, ldvarg7=18446744073709551614, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4825] tmp___3 = ldv_zalloc(16UL) [L4826] ldvarg5 = (struct poll_table_struct *)tmp___3 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg7=18446744073709551614, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4827] CALL, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=8, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4827] RET, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg7=18446744073709551614, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4827] tmp___4 = ldv_zalloc(8UL) [L4828] ldvarg6 = (loff_t *)tmp___4 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___2=0, tmp___2={124:0}, tmp___3={0:0}, tmp___3={123:0}, tmp___4={0:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4829] CALL, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=1, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4829] RET, EXPR ldv_zalloc(1UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, 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={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={125:0}, tmp___5={0:0}, tmp___6=65792, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4833] CALL, EXPR ldv_zalloc(184UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=184, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4833] RET, EXPR ldv_zalloc(184UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg11={0:0}, ldvarg3=0, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={125:0}, tmp___5={0:0}, tmp___6=65792, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg3=0, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4837] CALL, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=8, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4837] RET, EXPR ldv_zalloc(8UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg3=0, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551364, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=3, tmp___2={124:0}, tmp___2=0, tmp___3={0:0}, tmp___3={123:0}, tmp___4={0:0}, tmp___4={125:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=3, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={0:0}, tmp___3={123:0}, tmp___4={0:0}, tmp___4={125:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4522] COND FALSE !(dmabug != 0) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4526] CALL, EXPR create_special_devices() [L4494] int seq1 ; [L4495] int seq2 ; VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4497] CALL, EXPR register_sound_special(& oss_sound_fops, 1) VAL [\old(arg1)=1, __this_module={18446744073709551367:18446744073709551360}, arg0={129:0}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14507] return __VERIFIER_nondet_int(); [L4497] RET, EXPR register_sound_special(& oss_sound_fops, 1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, register_sound_special(& oss_sound_fops, 1)=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4497] seq1 = register_sound_special(& oss_sound_fops, 1) [L4498] COND FALSE !(seq1 == -1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq1=0, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4502] CALL, EXPR register_sound_special(& oss_sound_fops, 8) VAL [\old(arg1)=8, __this_module={18446744073709551367:18446744073709551360}, arg0={129:0}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14507] return __VERIFIER_nondet_int(); [L4502] RET, EXPR register_sound_special(& oss_sound_fops, 8) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, register_sound_special(& oss_sound_fops, 8)=0, semitone_tuning={122:0}, seq1=0, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq1=0, seq2=0, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=1, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=0, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4556] COND TRUE (unsigned int )i <= 1U VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=0, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4536] dev_list[i].minor [L4537] dev_list[i].name [L4538] EXPR dev_list[i].num VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dev_list[i].num={101:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=0, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4538] COND FALSE !((unsigned long )dev_list[i].num == (unsigned long )((int * )0)) [L4542] j = 1 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=0, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4549] EXPR dev_list[i].num VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dev_list[i].num=0, dev_list[i].num={101:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=0, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4549] COND FALSE !(*(dev_list[i].num) > j) [L4554] i = i + 1 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=1, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4556] COND TRUE (unsigned int )i <= 1U VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=1, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4536] dev_list[i].minor [L4537] dev_list[i].name [L4538] EXPR dev_list[i].num VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dev_list[i].num={101:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=1, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4538] COND FALSE !((unsigned long )dev_list[i].num == (unsigned long )((int * )0)) [L4542] j = 1 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=1, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4549] EXPR dev_list[i].num VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dev_list[i].num=0, dev_list[i].num={101:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=1, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4549] COND FALSE !(*(dev_list[i].num) > j) [L4554] i = i + 1 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=2, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4556] COND FALSE !((unsigned int )i <= 1U) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=2, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4560] COND FALSE !(sound_nblocks > 1022) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=2, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4564] return (0); VAL [\result=0, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, err=0, i=2, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=3, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4773] CALL, EXPR ldv_zalloc(1000UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=1000, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4773] RET, EXPR ldv_zalloc(1000UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4773] tmp = ldv_zalloc(1000UL) [L4774] oss_sound_fops_group1 = (struct inode *)tmp VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4775] CALL, EXPR ldv_zalloc(320UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, size=320, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___0=1, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4775] RET, EXPR ldv_zalloc(320UL) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4775] tmp___0 = ldv_zalloc(320UL) [L4776] oss_sound_fops_group2 = (struct file *)tmp___0 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0={0:0}, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4982] RET ldv_file_operations_6() [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4086] CALL, EXPR iminor((struct inode const *)inode) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, iminor((struct inode const *)inode)=4294967328, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4086] tmp = iminor((struct inode const *)inode) [L4087] dev = (int )tmp VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=32, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14290] COND TRUE ldv_mutex_soundcard_mutex == 1 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14294] ldv_mutex_soundcard_mutex = 2 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L5099] RET ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={142:0}, ldv_func_arg1={142:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L5100] FCALL mutex_lock(ldv_func_arg1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={142:0}, ldv_func_arg1={142:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=2, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_devs[dev]={124:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=2, dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0))=1, dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)=1, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, retval=-6, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4102] dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=2, dev != 0 && (dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0))=1, dev >= num_mixers || (unsigned long )mixer_devs[dev] == (unsigned long )((struct mixer_operations *)0)=1, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, retval=-6, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14351] COND TRUE ldv_mutex_soundcard_mutex == 2 VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14355] ldv_mutex_soundcard_mutex = 1 VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L5107] RET ldv_mutex_unlock_soundcard_mutex(ldv_func_arg1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={142:0}, ldv_func_arg1={142:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L5108] FCALL mutex_unlock(ldv_func_arg1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={142:0}, ldv_func_arg1={142:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4130] RET ldv_mutex_unlock_15(& soundcard_mutex) [L4131] return (0); VAL [\result=0, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=2, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, inode={0:0}, inode={0:0}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=0, retval=-6, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=32, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={123:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___4={125:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=3, tmp___14=1, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551366:-100}, \old(arg)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551369:-79}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4268] CALL, EXPR iminor((struct inode const *)(file->f_path.dentry)->d_inode) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, inode={18446744073709551366:-100}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551366:-100}, \old(arg)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551369:-79}, iminor((struct inode const *)(file->f_path.dentry)->d_inode)=6442450944, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-2147483648, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4272] COND FALSE !(cmd >> 30 != 0U && cmd >> 30 != 0U) VAL [\old(arg)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-2147483648, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14290] COND TRUE ldv_mutex_soundcard_mutex == 1 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14294] ldv_mutex_soundcard_mutex = 2 VAL [\old(ldv_mutex_soundcard_mutex)=1, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L5131] RET ldv_mutex_lock_soundcard_mutex(ldv_func_arg1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={142:0}, ldv_func_arg1={142:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L5132] FCALL mutex_lock(ldv_func_arg1) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, iqhead=0, iqlen=0, iqtail=0, iqueue={0:0}, ldv_func_arg1={142:0}, ldv_func_arg1={142:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-2147483648, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4363] case 8: [L4367] case 3: VAL [\old(arg)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-2147483648, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4368] case 5: VAL [\old(arg)=0, \old(cmd)=65792, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-2147483648, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4369] case 4: [L4370] CALL, EXPR audio_ioctl(dev, file, cmd, p) [L6060] int val ; [L6061] int count ; [L6062] unsigned long flags ; [L6063] struct dma_buffparms *dmap ; [L6064] int *p ; [L6065] int tmp ; [L6066] int __ret_gu ; [L6067] unsigned long __val_gu ; [L6068] int tmp___0 ; [L6069] int tmp___1 ; [L6070] int __ret_gu___0 ; [L6071] unsigned long __val_gu___0 ; [L6072] int __ret_gu___1 ; [L6073] unsigned long __val_gu___1 ; [L6074] short tmp___2 ; [L6075] int __ret_gu___2 ; [L6076] unsigned long __val_gu___2 ; [L6077] short tmp___3 ; [L6078] short tmp___4 ; [L6079] unsigned int tmp___5 ; [L6080] int __ret_gu___3 ; [L6081] unsigned long __val_gu___3 ; [L6082] raw_spinlock_t *tmp___6 ; [L6083] int tmp___7 ; [L6084] int __ret_pu ; [L6085] int __pu_val ; [L6087] p = (int *)arg [L6088] dev = dev >> 4 VAL [\old(cmd)=65792, \old(dev)=-2147483648, __this_module={18446744073709551367:18446744073709551360}, arg={0:0}, arg={0:0}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-134217728, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L6089] COND TRUE ((cmd >> 8) & 255U) == 67U [L6090] EXPR audio_devs[dev] [L6090] EXPR (audio_devs[dev])->coproc VAL [(audio_devs[dev])->coproc={18446744073709551358:258}, \old(cmd)=65792, \old(dev)=-2147483648, __this_module={18446744073709551367:18446744073709551360}, arg={0:0}, arg={0:0}, audio_devs={127:0}, audio_devs[dev]={18446744073709551370:-186}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-134217728, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L6090] COND FALSE !((unsigned long )(audio_devs[dev])->coproc != (unsigned long )((struct coproc_operations *)0)) [L6096] return (-6); VAL [\old(cmd)=65792, \old(dev)=-2147483648, \result=-6, __this_module={18446744073709551367:18446744073709551360}, arg={0:0}, arg={0:0}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-134217728, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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)=0, \old(cmd)=65792, \result=-6, __this_module={18446744073709551367:18446744073709551360}, arg=0, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, cmd=65792, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev=-2147483648, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, p={0:0}, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, ret=-22, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp=2147483648, tmp___1={120:0}, tmp___10=-6, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4930] RET sound_ioctl(oss_sound_fops_group2, ldvarg1, ldvarg0) [L4931] ldv_state_variable_6 = 2 VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1=0, tmp___1={120:0}, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={0:0}, tmp___3={123:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4853] tmp___12 = __VERIFIER_nondet_int() [L4855] case 0: VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=7, tmp___14=1, tmp___2={124:0}, tmp___2=0, tmp___3={0:0}, tmp___3={123:0}, tmp___4={0:0}, tmp___4={125:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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=0, ldvarg1=65792, ldvarg10=18446744073709551613, ldvarg11={0:0}, ldvarg2=-4, ldvarg3=0, ldvarg36=18446744073709551364, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6={0:0}, ldvarg7=18446744073709551614, ldvarg8={0:0}, ldvarg9={0:0}, lock={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp={0:0}, tmp___0=18446744073709551614, tmp___1={120:0}, tmp___1=0, tmp___10=-4, tmp___11=18446744073709551364, tmp___12=0, tmp___13=1, tmp___14=1, tmp___2=0, tmp___2={124:0}, tmp___3={123:0}, tmp___3={0:0}, tmp___4={125:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=65792, tmp___7={0:0}, tmp___8=18446744073709551613, tmp___9={0:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551366:-100}, \old(count)=-2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, buf={0:0}, buf={0:0}, cent_tuning={133:0}, count=-2, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551369:-79}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, 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={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L4027] CALL, EXPR iminor((struct inode const *)(file->f_path.dentry)->d_inode) VAL [__this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, inode={18446744073709551366:-100}, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551366:-100}, \old(count)=-2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, buf={0:0}, buf={0:0}, cent_tuning={133:0}, count=-2, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, file={0:0}, file={0:0}, file->f_path.dentry={18446744073709551369:-79}, iminor((struct inode const *)(file->f_path.dentry)->d_inode)=6442450944, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, 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={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, 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={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14290] COND FALSE !(ldv_mutex_soundcard_mutex == 1) VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, lock___3={142:0}, lock___3={142:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L14292] CALL ldv_error() VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] [L2941] reach_error() VAL [\old(ldv_mutex_soundcard_mutex)=2, __this_module={18446744073709551367:18446744073709551360}, audio_devs={127:0}, boot_tvec_bases={18446744073709551361:18446744073709551359}, cent_tuning={133:0}, ctrl_def_values={135:0}, curr_tempo=0, curr_tempo___0=0, curr_ticks=0, curr_ticks___0=0, curr_timebase=0, curr_timebase___0=0, debugmem=0, def_tmr={134:0}, default_sound_timer={118:0}, dev_list={106:0}, dma_alloc_map={104:0}, dma_buffsize=65536, dmabuf=0, dmabug=0, dsp_ulaw={110:0}, initialized=0, input_sleeper={141:0}, 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={105:0}, lock___0={139:0}, lock___1={140:0}, lock___2={138:0}, max_mididev=0, max_synthdev=0, midi2synth={109:0}, midi_devs={113:0}, midi_in_buf={115:0}, midi_opened={126:0}, midi_out_buf={107:0}, midi_sleeper={128:0}, midi_sleeper___0={112:0}, midi_written={130:0}, mixer_devs={136:0}, mixer_vols={131:0}, next_event_time=0, next_event_time___0=0, num_audiodevs={101:0}, num_midis=0, num_mixer_volumes=0, num_mixers=0, num_sound_timers=1, num_synths=0, obsolete_api_used=0, open_devs=0, opened=0, opened___0=0, oss_sound_fops={129:0}, oss_sound_fops_group1={0:0}, oss_sound_fops_group2={0:0}, output_threshold=0, parms={116:0}, pending_timer=-1, poll_timer={114:0}, pre_event_timeout=0, prev_event_time=0, prev_event_time___0=0, prev_event_time___1=0, prev_input_time=0, prev_out_status={103:0}, qhead=0, qlen=0, qtail=0, queue={0:0}, ref_cnt=1, semitone_tuning={122:0}, seq_mode=1, seq_playing=0, seq_sleeper={102:0}, seq_time=0, seq_timer={121:0}, sequencer_busy=0, sequencer_ok=0, sound_dmap_flag=0, sound_mem_blocks={137:0}, sound_nblocks=0, sound_timer={108:0}, sound_timer_devs={119:0}, soundcard_mutex={142:0}, synth_devs={117:0}, synth_open_mask=0, sysex_state={111:0}, ticks_offs=0, ticks_offs___0=0, tmp___1={120:0}, tmp___2={124:0}, tmp___3={123:0}, tmp___4={125:0}, tmr={0:0}, tmr___0={0:0}, tmr_ctr=0, tmr_ctr___0=0, tmr_no=-1, tmr_offs=0, tmr_offs___0=0, tmr_running=0, tmr_running___0=0, ulaw_dsp={132:0}, usecs_per_tmr=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 137 procedures, 3826 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 617.1s, OverallIterations: 18, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.4s, AutomataDifference: 513.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 15 mSolverCounterUnknown, 128747 SdHoareTripleChecker+Valid, 489.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 122550 mSDsluCounter, 216374 SdHoareTripleChecker+Invalid, 450.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 148128 mSDsCounter, 42083 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 213322 IncrementalHoareTripleChecker+Invalid, 255420 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42083 mSolverCounterUnsat, 68246 mSDtfsCounter, 213322 mSolverCounterSat, 2.6s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1654 GetRequests, 1522 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25164occurred in iteration=17, InterpolantAutomatonStates: 130, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 23965 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 9.9s SatisfiabilityAnalysisTime, 72.3s InterpolantComputationTime, 3171 NumberOfCodeBlocks, 3171 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3340 ConstructedInterpolants, 0 QuantifiedInterpolants, 12217 SizeOfPredicates, 19 NumberOfNonLiveVariables, 18381 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 23 InterpolantComputations, 15 PerfectInterpolantSequences, 2955/2969 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:19:30,955 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-16 12:19:31,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:19:33,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:19:33,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:19:33,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:19:33,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:19:33,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:19:33,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:19:33,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:19:33,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:19:33,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:19:33,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:19:33,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:19:33,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:19:33,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:19:33,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:19:33,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:19:33,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:19:33,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:19:33,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:19:33,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:19:33,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:19:33,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:19:33,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:19:33,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:19:33,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:19:33,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:19:33,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:19:33,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:19:33,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:19:33,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:19:33,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:19:33,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:19:33,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:19:33,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:19:33,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:19:33,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:19:33,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:19:33,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:19:33,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:19:33,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:19:33,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:19:33,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:19:33,160 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:19:33,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:19:33,168 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:19:33,169 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:19:33,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:19:33,171 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:19:33,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:19:33,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:19:33,175 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:19:33,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:19:33,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:19:33,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:19:33,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:19:33,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:19:33,176 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:19:33,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:19:33,178 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:19:33,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:19:33,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:19:33,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:19:33,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:19:33,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:19:33,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:19:33,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:19:33,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:19:33,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:19:33,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:19:33,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:19:33,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:19:33,181 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:19:33,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:19:33,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:19:33,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:19:33,182 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327 [2022-11-16 12:19:33,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:19:33,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:19:33,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:19:33,579 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:19:33,581 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:19:33,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-16 12:19:33,658 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/f061a2103/67b9072a14cb4b4b9617b532a1daa2d5/FLAG0378991e6 [2022-11-16 12:19:34,615 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:19:34,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-16 12:19:34,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/f061a2103/67b9072a14cb4b4b9617b532a1daa2d5/FLAG0378991e6 [2022-11-16 12:19:35,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/data/f061a2103/67b9072a14cb4b4b9617b532a1daa2d5 [2022-11-16 12:19:35,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:19:35,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:19:35,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:19:35,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:19:35,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:19:35,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:19:35" (1/1) ... [2022-11-16 12:19:35,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d09e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:35, skipping insertion in model container [2022-11-16 12:19:35,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:19:35" (1/1) ... [2022-11-16 12:19:35,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:19:35,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:19:35,815 WARN L229 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-16 12:19:38,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:38,386 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 12:19:38,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:19:38,550 WARN L229 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-16 12:19:39,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:39,081 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:19:39,148 WARN L229 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_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808] [2022-11-16 12:19:39,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:39,796 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:19:39,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39 WrapperNode [2022-11-16 12:19:39,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:19:39,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:19:39,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:19:39,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:19:39,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,296 INFO L138 Inliner]: procedures = 434, calls = 5174, calls flagged for inlining = 152, calls inlined = 136, statements flattened = 9815 [2022-11-16 12:19:40,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:19:40,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:19:40,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:19:40,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:19:40,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,896 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:40,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:41,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:19:41,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:19:41,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:19:41,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:19:41,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (1/1) ... [2022-11-16 12:19:41,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:19:41,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:19:41,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:19:41,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:19:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2022-11-16 12:19:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2022-11-16 12:19:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2022-11-16 12:19:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2022-11-16 12:19:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-16 12:19:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-16 12:19:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:19:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:19:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_output [2022-11-16 12:19:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_output [2022-11-16 12:19:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_release [2022-11-16 12:19:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_release [2022-11-16 12:19:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_ULONG~X~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure local_start_dma [2022-11-16 12:19:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure local_start_dma [2022-11-16 12:19:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure translate_bytes [2022-11-16 12:19:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_bytes [2022-11-16 12:19:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-16 12:19:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2022-11-16 12:19:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2022-11-16 12:19:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 12:19:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 12:19:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_sync [2022-11-16 12:19:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_sync [2022-11-16 12:19:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_launch_output [2022-11-16 12:19:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_launch_output [2022-11-16 12:19:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 12:19:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 12:19:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-16 12:19:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_soundcard_mutex [2022-11-16 12:19:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:19:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:19:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2022-11-16 12:19:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_INT~TO~C_INT [2022-11-16 12:19:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:19:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-16 12:19:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:19:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 12:19:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_space_in_queue [2022-11-16 12:19:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_space_in_queue [2022-11-16 12:19:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-16 12:19:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2022-11-16 12:19:41,104 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2022-11-16 12:19:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure enable_dma [2022-11-16 12:19:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_dma [2022-11-16 12:19:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2022-11-16 12:19:41,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~TO~VOID [2022-11-16 12:19:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2022-11-16 12:19:41,107 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2022-11-16 12:19:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2022-11-16 12:19:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_SHORT~TO~C_SHORT [2022-11-16 12:19:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 12:19:41,108 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 12:19:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2022-11-16 12:19:41,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~X~$Pointer$~TO~C_INT [2022-11-16 12:19:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-16 12:19:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-16 12:19:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mixer_ioctl [2022-11-16 12:19:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mixer_ioctl [2022-11-16 12:19:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2022-11-16 12:19:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2022-11-16 12:19:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure dma_subdivide [2022-11-16 12:19:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_subdivide [2022-11-16 12:19:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_activate_recording [2022-11-16 12:19:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_activate_recording [2022-11-16 12:19:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-16 12:19:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-16 12:19:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-16 12:19:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-16 12:19:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:19:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:19:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~C_INT [2022-11-16 12:19:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~C_INT [2022-11-16 12:19:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure seq_sync [2022-11-16 12:19:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_sync [2022-11-16 12:19:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2022-11-16 12:19:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2022-11-16 12:19:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_sound_special [2022-11-16 12:19:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_sound_special [2022-11-16 12:19:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure close_dmap [2022-11-16 12:19:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure close_dmap [2022-11-16 12:19:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2022-11-16 12:19:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2022-11-16 12:19:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-16 12:19:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-16 12:19:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-16 12:19:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-16 12:19:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-16 12:19:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2022-11-16 12:19:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2022-11-16 12:19:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2022-11-16 12:19:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~C_INT [2022-11-16 12:19:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure register_sound_special [2022-11-16 12:19:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure register_sound_special [2022-11-16 12:19:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure sound_mmap [2022-11-16 12:19:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_mmap [2022-11-16 12:19:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-16 12:19:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-16 12:19:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2022-11-16 12:19:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UINT~TO~C_UINT [2022-11-16 12:19:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:19:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure claim_dma_lock [2022-11-16 12:19:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_dma_lock [2022-11-16 12:19:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2022-11-16 12:19:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2022-11-16 12:19:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:19:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:19:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:19:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-16 12:19:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-16 12:19:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure dma_reset_input [2022-11-16 12:19:41,125 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_reset_input [2022-11-16 12:19:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-16 12:19:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on_timeout [2022-11-16 12:19:41,127 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on_timeout [2022-11-16 12:19:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure set_format [2022-11-16 12:19:41,128 INFO L138 BoogieDeclarations]: Found implementation of procedure set_format [2022-11-16 12:19:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_reset [2022-11-16 12:19:41,133 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_reset [2022-11-16 12:19:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-11-16 12:19:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-11-16 12:19:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure seq_reset [2022-11-16 12:19:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_reset [2022-11-16 12:19:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-16 12:19:41,134 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-16 12:19:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure seq_drain_midi_queues [2022-11-16 12:19:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_drain_midi_queues [2022-11-16 12:19:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2022-11-16 12:19:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2022-11-16 12:19:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure dma_ioctl [2022-11-16 12:19:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_ioctl [2022-11-16 12:19:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_soundcard_mutex [2022-11-16 12:19:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_soundcard_mutex [2022-11-16 12:19:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-16 12:19:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-16 12:19:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2022-11-16 12:19:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2022-11-16 12:19:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-16 12:19:41,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-16 12:19:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-16 12:19:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-16 12:19:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-16 12:19:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:19:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:19:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2022-11-16 12:19:41,137 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2022-11-16 12:19:41,137 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dma_ff [2022-11-16 12:19:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dma_ff [2022-11-16 12:19:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 12:19:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-16 12:19:41,138 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-16 12:19:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-16 12:19:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 12:19:41,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:19:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-16 12:19:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:19:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:19:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:19:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 12:19:41,139 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 12:19:41,139 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 12:19:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure translate_mode [2022-11-16 12:19:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_mode [2022-11-16 12:19:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get___0 [2022-11-16 12:19:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get___0 [2022-11-16 12:19:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_move_wrpointer [2022-11-16 12:19:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_move_wrpointer [2022-11-16 12:19:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 12:19:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 12:19:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2022-11-16 12:19:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2022-11-16 12:19:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:19:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:19:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure sound_stop_timer [2022-11-16 12:19:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_stop_timer [2022-11-16 12:19:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2022-11-16 12:19:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2022-11-16 12:19:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 12:19:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 12:19:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:19:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:19:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-16 12:19:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-16 12:19:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-16 12:19:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-16 12:19:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2022-11-16 12:19:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2022-11-16 12:19:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-16 12:19:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-16 12:19:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-11-16 12:19:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-11-16 12:19:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2022-11-16 12:19:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2022-11-16 12:19:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:19:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure sound_free_dmap [2022-11-16 12:19:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_free_dmap [2022-11-16 12:19:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-11-16 12:19:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-11-16 12:19:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:19:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-16 12:19:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-16 12:19:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2022-11-16 12:19:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2022-11-16 12:19:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure midi_outc___0 [2022-11-16 12:19:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure midi_outc___0 [2022-11-16 12:19:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-16 12:19:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-16 12:19:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-16 12:19:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~X~C_INT~TO~C_INT [2022-11-16 12:19:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-16 12:19:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 12:19:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-16 12:19:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 12:19:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure dmabuf_timeout [2022-11-16 12:19:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure dmabuf_timeout [2022-11-16 12:19:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2022-11-16 12:19:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2022-11-16 12:19:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:19:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure module_is_live [2022-11-16 12:19:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure module_is_live [2022-11-16 12:19:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-16 12:19:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-16 12:19:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure sound_start_dma [2022-11-16 12:19:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_start_dma [2022-11-16 12:19:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2022-11-16 12:19:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2022-11-16 12:19:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-16 12:19:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-16 12:19:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-16 12:19:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-16 12:19:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2022-11-16 12:19:41,151 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2022-11-16 12:19:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2022-11-16 12:19:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2022-11-16 12:19:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2022-11-16 12:19:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_UCHAR~TO~C_INT [2022-11-16 12:19:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~C_INT~TO~VOID [2022-11-16 12:19:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 12:19:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 12:19:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-16 12:19:41,157 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-16 12:19:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure sound_alloc_dmap [2022-11-16 12:19:41,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_alloc_dmap [2022-11-16 12:19:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_fragment [2022-11-16 12:19:41,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_fragment [2022-11-16 12:19:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2022-11-16 12:19:41,159 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2022-11-16 12:19:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2022-11-16 12:19:41,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2022-11-16 12:19:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_residue [2022-11-16 12:19:41,159 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_residue [2022-11-16 12:19:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure sync_output [2022-11-16 12:19:41,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_output [2022-11-16 12:19:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-16 12:19:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-16 12:19:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-16 12:19:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-16 12:19:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:19:41,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:19:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-16 12:19:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-16 12:19:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure open_dmap [2022-11-16 12:19:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dmap [2022-11-16 12:19:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure release_dma_lock [2022-11-16 12:19:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure release_dma_lock [2022-11-16 12:19:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-16 12:19:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-16 12:19:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure sound_poll [2022-11-16 12:19:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_poll [2022-11-16 12:19:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 12:19:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 12:19:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure disable_dma [2022-11-16 12:19:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_dma [2022-11-16 12:19:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2022-11-16 12:19:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2022-11-16 12:19:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-16 12:19:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-16 12:19:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-16 12:19:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-16 12:19:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2022-11-16 12:19:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2022-11-16 12:19:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure DMAbuf_get_buffer_pointer [2022-11-16 12:19:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure DMAbuf_get_buffer_pointer [2022-11-16 12:19:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure sound_write [2022-11-16 12:19:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sound_write [2022-11-16 12:19:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2022-11-16 12:19:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2022-11-16 12:19:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure reorganize_buffers [2022-11-16 12:19:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure reorganize_buffers [2022-11-16 12:19:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 12:19:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 12:19:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-16 12:19:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-16 12:19:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2022-11-16 12:19:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2022-11-16 12:19:42,363 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:19:42,367 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:19:43,764 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:19:44,191 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0bv64 != ~tmp___1~3;#res := ~ret~3; [2022-11-16 12:19:44,191 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0bv64 != ~tmp___1~3);#res := ~ret~3; [2022-11-16 12:19:44,191 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc #t~switch115; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume #t~switch115; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !#t~switch115;#t~switch115 := true; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0bv64 != ~tmp___0~8;#res := ~ret~3; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0bv64 != ~tmp___0~8);#res := ~ret~3; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume #t~switch115; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !#t~switch115;#t~switch115 := #t~switch115 || 16bv32 == ~size; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !#t~switch115;#t~switch115 := #t~switch115 || 10bv32 == ~size; [2022-11-16 12:19:44,192 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !#t~switch115;#t~switch115 := #t~switch115 || 8bv32 == ~size; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845-1: ~tmp___2~2 := #t~ret118;havoc #t~ret118;#res := ~tmp___2~2[32:0]; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3845: SUMMARY for call #t~ret118 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch115;#t~switch115 := #t~switch115 || 2bv32 == ~size; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume #t~switch115;#res := ~ret~3; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !#t~switch115;#t~switch115 := #t~switch115 || 4bv32 == ~size; [2022-11-16 12:19:44,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835-1: ~tmp___1~3 := #t~ret117;havoc #t~ret117; [2022-11-16 12:19:44,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835: SUMMARY for call #t~ret117 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~3 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-11-16 12:19:44,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823-1: ~tmp___0~8 := #t~ret116;havoc #t~ret116; [2022-11-16 12:19:44,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3823: SUMMARY for call #t~ret116 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~3 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-11-16 12:19:44,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume #t~switch115; [2022-11-16 12:19:44,194 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !#t~switch115; [2022-11-16 12:21:11,084 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch110#1; [2022-11-16 12:21:11,084 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,084 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 4bv32 == __copy_from_user_~size#1; [2022-11-16 12:21:11,085 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,085 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 8bv32 == __copy_from_user_~size#1; [2022-11-16 12:21:11,085 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,085 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 10bv32 == __copy_from_user_~size#1; [2022-11-16 12:21:11,085 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch110#1; [2022-11-16 12:21:11,086 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 16bv32 == __copy_from_user_~size#1; [2022-11-16 12:21:11,086 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763-1: __copy_from_user_~tmp___0~7#1 := __copy_from_user_#t~ret111#1;havoc __copy_from_user_#t~ret111#1; [2022-11-16 12:21:11,086 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763: SUMMARY for call __copy_from_user_#t~ret111#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_from_user_~ret~2#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-11-16 12:21:11,086 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume 0bv64 != __copy_from_user_~tmp___0~7#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,086 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume !(0bv64 != __copy_from_user_~tmp___0~7#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,087 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch110#1; [2022-11-16 12:21:11,087 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := true; [2022-11-16 12:21:11,087 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776: SUMMARY for call __copy_from_user_#t~ret112#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_from_user_~ret~2#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-11-16 12:21:11,087 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3776-1: __copy_from_user_~tmp___1~2#1 := __copy_from_user_#t~ret112#1;havoc __copy_from_user_#t~ret112#1; [2022-11-16 12:21:11,087 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume 0bv64 != __copy_from_user_~tmp___1~2#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume !(0bv64 != __copy_from_user_~tmp___1~2#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch110#1; [2022-11-16 12:21:11,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch110#1; [2022-11-16 12:21:11,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786: SUMMARY for call __copy_from_user_#t~ret113#1 := copy_user_generic(__copy_from_user_~dst#1.base, __copy_from_user_~dst#1.offset, __copy_from_user_~src#1.base, __copy_from_user_~src#1.offset, __copy_from_user_~size#1); srcloc: null [2022-11-16 12:21:11,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786-1: __copy_from_user_~tmp___2~1#1 := __copy_from_user_#t~ret113#1;havoc __copy_from_user_#t~ret113#1;__copy_from_user_#res#1 := __copy_from_user_~tmp___2~1#1[32:0]; [2022-11-16 12:21:11,089 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##694: assume __copy_from_user_#t~switch110#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2022-11-16 12:21:11,089 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##695: assume !__copy_from_user_#t~switch110#1;__copy_from_user_#t~switch110#1 := __copy_from_user_#t~switch110#1 || 2bv32 == __copy_from_user_~size#1; [2022-11-16 12:21:11,321 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:21:11,358 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:21:11,358 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:21:11,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:21:11 BoogieIcfgContainer [2022-11-16 12:21:11,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:21:11,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:21:11,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:21:11,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:21:11,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:19:35" (1/3) ... [2022-11-16 12:21:11,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240b36a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:21:11, skipping insertion in model container [2022-11-16 12:21:11,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:39" (2/3) ... [2022-11-16 12:21:11,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240b36a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:21:11, skipping insertion in model container [2022-11-16 12:21:11,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:21:11" (3/3) ... [2022-11-16 12:21:11,373 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i [2022-11-16 12:21:11,393 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:21:11,393 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:21:11,525 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:21:11,539 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6522a4e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:21:11,539 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:21:11,558 INFO L276 IsEmpty]: Start isEmpty. Operand has 3656 states, 2796 states have (on average 1.5046494992846924) internal successors, (4207), 2886 states have internal predecessors, (4207), 726 states have call successors, (726), 133 states have call predecessors, (726), 132 states have return successors, (718), 700 states have call predecessors, (718), 718 states have call successors, (718) [2022-11-16 12:21:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-16 12:21:11,571 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:11,572 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:11,572 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:11,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:11,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1622436135, now seen corresponding path program 1 times [2022-11-16 12:21:11,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:21:11,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1303217720] [2022-11-16 12:21:11,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:11,605 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:11,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:21:11,610 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:21:11,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 12:21:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:17,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 2705 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:21:17,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:21:17,874 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:21:17,875 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:21:17,875 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:21:17,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1303217720] [2022-11-16 12:21:17,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1303217720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:21:17,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:21:17,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:21:17,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858312804] [2022-11-16 12:21:17,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:21:17,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:21:17,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:21:17,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:21:17,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:17,957 INFO L87 Difference]: Start difference. First operand has 3656 states, 2796 states have (on average 1.5046494992846924) internal successors, (4207), 2886 states have internal predecessors, (4207), 726 states have call successors, (726), 133 states have call predecessors, (726), 132 states have return successors, (718), 700 states have call predecessors, (718), 718 states have call successors, (718) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:21:18,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:21:18,988 INFO L93 Difference]: Finished difference Result 8250 states and 12757 transitions. [2022-11-16 12:21:18,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:21:18,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 57 [2022-11-16 12:21:18,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:21:19,033 INFO L225 Difference]: With dead ends: 8250 [2022-11-16 12:21:19,033 INFO L226 Difference]: Without dead ends: 4572 [2022-11-16 12:21:19,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:19,056 INFO L413 NwaCegarLoop]: 5812 mSDtfsCounter, 1423 mSDsluCounter, 5586 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 11398 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:21:19,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1423 Valid, 11398 Invalid, 38 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-16 12:21:19,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-11-16 12:21:19,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 4564. [2022-11-16 12:21:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 3518 states have (on average 1.5008527572484367) internal successors, (5280), 3621 states have internal predecessors, (5280), 863 states have call successors, (863), 183 states have call predecessors, (863), 182 states have return successors, (859), 835 states have call predecessors, (859), 859 states have call successors, (859) [2022-11-16 12:21:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 7002 transitions. [2022-11-16 12:21:19,336 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 7002 transitions. Word has length 57 [2022-11-16 12:21:19,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:21:19,336 INFO L495 AbstractCegarLoop]: Abstraction has 4564 states and 7002 transitions. [2022-11-16 12:21:19,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:21:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 7002 transitions. [2022-11-16 12:21:19,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-16 12:21:19,341 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:19,341 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:19,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:21:19,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:19,563 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:19,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:19,564 INFO L85 PathProgramCache]: Analyzing trace with hash -957770457, now seen corresponding path program 1 times [2022-11-16 12:21:19,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:21:19,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408880751] [2022-11-16 12:21:19,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:19,568 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:19,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:21:19,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:21:19,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 12:21:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:25,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 2620 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:21:25,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:21:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:21:26,016 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:21:26,017 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:21:26,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1408880751] [2022-11-16 12:21:26,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1408880751] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:21:26,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:21:26,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:21:26,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842230847] [2022-11-16 12:21:26,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:21:26,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:21:26,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:21:26,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:21:26,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:26,021 INFO L87 Difference]: Start difference. First operand 4564 states and 7002 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:21:26,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:21:26,265 INFO L93 Difference]: Finished difference Result 9113 states and 13983 transitions. [2022-11-16 12:21:26,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:21:26,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-11-16 12:21:26,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:21:26,294 INFO L225 Difference]: With dead ends: 9113 [2022-11-16 12:21:26,294 INFO L226 Difference]: Without dead ends: 4564 [2022-11-16 12:21:26,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:26,313 INFO L413 NwaCegarLoop]: 5620 mSDtfsCounter, 5588 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5588 SdHoareTripleChecker+Valid, 5620 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:21:26,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5588 Valid, 5620 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:21:26,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4564 states. [2022-11-16 12:21:26,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4564 to 4564. [2022-11-16 12:21:26,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 3518 states have (on average 1.5002842524161455) internal successors, (5278), 3621 states have internal predecessors, (5278), 863 states have call successors, (863), 183 states have call predecessors, (863), 182 states have return successors, (859), 835 states have call predecessors, (859), 859 states have call successors, (859) [2022-11-16 12:21:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 7000 transitions. [2022-11-16 12:21:26,650 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 7000 transitions. Word has length 65 [2022-11-16 12:21:26,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:21:26,651 INFO L495 AbstractCegarLoop]: Abstraction has 4564 states and 7000 transitions. [2022-11-16 12:21:26,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:21:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 7000 transitions. [2022-11-16 12:21:26,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-16 12:21:26,656 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:26,657 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:26,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:21:26,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:26,871 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:26,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:26,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1748848937, now seen corresponding path program 1 times [2022-11-16 12:21:26,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:21:26,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1361672510] [2022-11-16 12:21:26,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:26,875 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:26,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:21:26,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:21:26,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 12:21:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:21:32,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 2619 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:21:32,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:21:32,949 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-16 12:21:32,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:21:32,949 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:21:32,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1361672510] [2022-11-16 12:21:32,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1361672510] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:21:32,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:21:32,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:21:32,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818780383] [2022-11-16 12:21:32,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:21:32,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:21:32,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:21:32,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:21:32,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:32,952 INFO L87 Difference]: Start difference. First operand 4564 states and 7000 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:21:35,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:21:35,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:21:35,543 INFO L93 Difference]: Finished difference Result 4577 states and 7012 transitions. [2022-11-16 12:21:35,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:21:35,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 65 [2022-11-16 12:21:35,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:21:35,569 INFO L225 Difference]: With dead ends: 4577 [2022-11-16 12:21:35,570 INFO L226 Difference]: Without dead ends: 4574 [2022-11-16 12:21:35,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:21:35,573 INFO L413 NwaCegarLoop]: 5629 mSDtfsCounter, 5575 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5575 SdHoareTripleChecker+Valid, 5658 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:21:35,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5575 Valid, 5658 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 12:21:35,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-11-16 12:21:35,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 4574. [2022-11-16 12:21:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4574 states, 3526 states have (on average 1.499149177538287) internal successors, (5286), 3628 states have internal predecessors, (5286), 863 states have call successors, (863), 185 states have call predecessors, (863), 184 states have return successors, (860), 836 states have call predecessors, (860), 860 states have call successors, (860) [2022-11-16 12:21:35,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 4574 states and 7009 transitions. [2022-11-16 12:21:35,835 INFO L78 Accepts]: Start accepts. Automaton has 4574 states and 7009 transitions. Word has length 65 [2022-11-16 12:21:35,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:21:35,836 INFO L495 AbstractCegarLoop]: Abstraction has 4574 states and 7009 transitions. [2022-11-16 12:21:35,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:21:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 4574 states and 7009 transitions. [2022-11-16 12:21:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-16 12:21:35,839 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:21:35,839 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:21:35,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:21:36,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:36,063 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:21:36,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:21:36,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1621423704, now seen corresponding path program 1 times [2022-11-16 12:21:36,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:21:36,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1012122012] [2022-11-16 12:21:36,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:21:36,066 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:21:36,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:21:36,067 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:21:36,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7c2cfa-0e80-4fb1-9cbd-1b76d2aff4a4/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process