./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a --- 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-dbf71c6-m [2022-10-17 16:28:52,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:52,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:52,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:52,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:52,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:52,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:52,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:52,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:52,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:52,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:52,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:52,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:52,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:52,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:52,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:52,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:52,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:52,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:52,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:52,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:52,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:52,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:52,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:52,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:52,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:52,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:52,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:52,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:52,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:52,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:52,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:52,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:52,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:52,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:52,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:52,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:52,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:52,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:52,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:52,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:52,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:28:52,771 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:52,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:52,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:52,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:52,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:52,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:52,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:52,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:52,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:52,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:52,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:52,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:52,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:52,779 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:52,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:52,779 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:52,780 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:52,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:52,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:52,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:52,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:52,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:52,782 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:52,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:52,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:52,783 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_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a [2022-10-17 16:28:53,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:53,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:53,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:53,232 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:53,233 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:53,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2022-10-17 16:28:53,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/data/be3283cbc/1e8d79846ab44e7eba9c849d51099721/FLAG9e3ebb53a [2022-10-17 16:28:54,350 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:54,352 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2022-10-17 16:28:54,407 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/data/be3283cbc/1e8d79846ab44e7eba9c849d51099721/FLAG9e3ebb53a [2022-10-17 16:28:54,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/data/be3283cbc/1e8d79846ab44e7eba9c849d51099721 [2022-10-17 16:28:54,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:54,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:54,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:54,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:54,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:54,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:54" (1/1) ... [2022-10-17 16:28:54,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3db0745d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:54, skipping insertion in model container [2022-10-17 16:28:54,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:54" (1/1) ... [2022-10-17 16:28:54,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:54,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:55,515 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2022-10-17 16:28:55,516 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2022-10-17 16:28:55,735 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2022-10-17 16:28:56,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:56,630 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:56,814 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2022-10-17 16:28:56,815 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2022-10-17 16:28:56,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2022-10-17 16:28:57,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:57,391 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:57,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57 WrapperNode [2022-10-17 16:28:57,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:57,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:57,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:57,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:57,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,676 INFO L138 Inliner]: procedures = 205, calls = 1641, calls flagged for inlining = 86, calls inlined = 81, statements flattened = 3565 [2022-10-17 16:28:57,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:57,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:57,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:57,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:57,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,892 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:57,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:57,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:57,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:57,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:57" (1/1) ... [2022-10-17 16:28:57,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:57,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:57,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:58,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36347b7e-ad24-4f39-81af-a5831a0611aa/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:58,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_setup [2022-10-17 16:28:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure get_setup [2022-10-17 16:28:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-17 16:28:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-17 16:28:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:28:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:28:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:28:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:28:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_format_set_silence [2022-10-17 16:28:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_format_set_silence [2022-10-17 16:28:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 16:28:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 16:28:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure byte_pos [2022-10-17 16:28:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure byte_pos [2022-10-17 16:28:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:28:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:28:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_trigger [2022-10-17 16:28:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_trigger [2022-10-17 16:28:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pcm_new [2022-10-17 16:28:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pcm_new [2022-10-17 16:28:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 16:28:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 16:28:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:28:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:28:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_open [2022-10-17 16:28:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_open [2022-10-17 16:28:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure params_change [2022-10-17 16:28:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change [2022-10-17 16:28:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:28:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:28:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_set_ops [2022-10-17 16:28:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_set_ops [2022-10-17 16:28:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-10-17 16:28:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-10-17 16:28:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-10-17 16:28:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-10-17 16:28:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_stop [2022-10-17 16:28:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_stop [2022-10-17 16:28:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:28:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_free [2022-10-17 16:28:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_free [2022-10-17 16:28:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure get_cable_index [2022-10-17 16:28:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cable_index [2022-10-17 16:28:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_suspend_all [2022-10-17 16:28:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_suspend_all [2022-10-17 16:28:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:28:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 16:28:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 16:28:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-10-17 16:28:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-10-17 16:28:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:28:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:28:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:28:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:28:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2022-10-17 16:28:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2022-10-17 16:28:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 16:28:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 16:28:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_close [2022-10-17 16:28:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_close [2022-10-17 16:28:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 16:28:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 16:28:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:28:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:28:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_active_notify [2022-10-17 16:28:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_active_notify [2022-10-17 16:28:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:28:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:28:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:28:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 16:28:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 16:28:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pointer [2022-10-17 16:28:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pointer [2022-10-17 16:28:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:28:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_params [2022-10-17 16:28:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_params [2022-10-17 16:28:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:28:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_finish [2022-10-17 16:28:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_finish [2022-10-17 16:28:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_start [2022-10-17 16:28:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_start [2022-10-17 16:28:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_prepare [2022-10-17 16:28:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_prepare [2022-10-17 16:28:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-10-17 16:28:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-10-17 16:28:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_proc_new [2022-10-17 16:28:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_proc_new [2022-10-17 16:28:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:28:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:28:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:28:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:28:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:28:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_delta [2022-10-17 16:28:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_delta [2022-10-17 16:28:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_suspend [2022-10-17 16:28:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_suspend [2022-10-17 16:28:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2022-10-17 16:28:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2022-10-17 16:28:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:28:58,106 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_notify [2022-10-17 16:28:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_notify [2022-10-17 16:28:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_resume [2022-10-17 16:28:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_resume [2022-10-17 16:28:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pos_update [2022-10-17 16:28:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pos_update [2022-10-17 16:28:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2022-10-17 16:28:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2022-10-17 16:28:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure snd_power_change_state [2022-10-17 16:28:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_power_change_state [2022-10-17 16:28:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2022-10-17 16:28:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2022-10-17 16:28:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-10-17 16:28:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-10-17 16:28:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_to_frames [2022-10-17 16:28:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_to_frames [2022-10-17 16:28:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_unregister_all [2022-10-17 16:28:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_unregister_all [2022-10-17 16:28:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:28:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:28:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure clear_capture_buf [2022-10-17 16:28:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_capture_buf [2022-10-17 16:28:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure params_change_substream [2022-10-17 16:28:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change_substream [2022-10-17 16:28:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:28:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:28:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:28:58,811 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:58,823 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:59,309 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;