./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF --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 cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:08:29,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:08:29,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:08:29,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:08:29,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:08:29,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:08:29,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:08:29,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:08:29,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:08:29,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:08:29,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:08:29,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:08:29,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:08:29,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:08:29,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:08:29,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:08:29,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:08:29,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:08:29,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:08:29,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:08:29,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:08:29,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:08:29,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:08:29,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:08:29,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:08:29,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:08:29,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:08:29,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:08:29,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:08:29,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:08:29,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:08:29,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:08:29,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:08:29,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:08:29,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:08:29,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:08:29,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:08:29,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:08:29,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:08:29,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:08:29,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:08:29,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:08:29,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:08:29,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:08:29,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:08:29,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:08:29,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:08:29,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:08:29,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:08:29,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:08:29,539 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:08:29,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:08:29,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:08:29,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:08:29,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:08:29,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:08:29,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:08:29,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:08:29,542 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:08:29,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:08:29,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:08:29,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:08:29,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:08:29,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:08:29,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:08:29,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:08:29,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:08:29,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:08:29,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:08:29,553 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:08:29,553 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:08:29,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:08:29,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:08:29,555 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_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2021-11-20 06:08:29,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:08:29,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:08:29,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:08:29,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:08:29,840 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:08:29,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-20 06:08:29,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/data/051031142/68ce42effc184bc9a7f06d2f248ed80e/FLAGfa47e5542 [2021-11-20 06:08:30,960 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:08:30,963 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-20 06:08:31,026 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/data/051031142/68ce42effc184bc9a7f06d2f248ed80e/FLAGfa47e5542 [2021-11-20 06:08:31,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/data/051031142/68ce42effc184bc9a7f06d2f248ed80e [2021-11-20 06:08:31,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:08:31,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:08:31,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:08:31,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:08:31,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:08:31,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:08:31" (1/1) ... [2021-11-20 06:08:31,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204d477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:31, skipping insertion in model container [2021-11-20 06:08:31,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:08:31" (1/1) ... [2021-11-20 06:08:31,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:08:31,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:08:34,562 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_4afd3033-36aa-4ac7-b493-1a7f3a58b156/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2021-11-20 06:08:34,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:08:34,814 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:08:35,461 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_4afd3033-36aa-4ac7-b493-1a7f3a58b156/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2021-11-20 06:08:35,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:08:35,690 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:08:35,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35 WrapperNode [2021-11-20 06:08:35,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:08:35,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:08:35,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:08:35,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:08:35,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:35,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,070 INFO L137 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2224 [2021-11-20 06:08:36,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:08:36,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:08:36,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:08:36,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:08:36,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:08:36,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:08:36,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:08:36,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:08:36,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (1/1) ... [2021-11-20 06:08:36,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:08:36,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:36,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:36,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:08:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-20 06:08:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-20 06:08:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:08:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:08:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-20 06:08:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-20 06:08:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-20 06:08:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-20 06:08:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-11-20 06:08:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-11-20 06:08:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:08:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-20 06:08:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-20 06:08:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-20 06:08:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-20 06:08:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-20 06:08:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-20 06:08:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:08:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-20 06:08:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-20 06:08:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-11-20 06:08:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-11-20 06:08:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-20 06:08:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-20 06:08:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:08:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:08:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:08:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-11-20 06:08:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-11-20 06:08:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-20 06:08:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-20 06:08:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-11-20 06:08:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-11-20 06:08:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:08:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:08:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:08:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:08:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:08:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-11-20 06:08:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-11-20 06:08:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:08:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-20 06:08:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-20 06:08:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-20 06:08:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-20 06:08:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-20 06:08:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-20 06:08:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-11-20 06:08:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-11-20 06:08:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:08:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-11-20 06:08:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-11-20 06:08:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-20 06:08:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-20 06:08:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:08:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-11-20 06:08:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-11-20 06:08:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-20 06:08:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-20 06:08:36,799 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:08:36,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:10:06,716 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:10:06,724 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:10:06,725 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:10:06,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:06 BoogieIcfgContainer [2021-11-20 06:10:06,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:10:06,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:10:06,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:10:06,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:10:06,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:08:31" (1/3) ... [2021-11-20 06:10:06,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@576f9f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:10:06, skipping insertion in model container [2021-11-20 06:10:06,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:35" (2/3) ... [2021-11-20 06:10:06,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@576f9f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:10:06, skipping insertion in model container [2021-11-20 06:10:06,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:06" (3/3) ... [2021-11-20 06:10:06,735 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-20 06:10:06,740 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:10:06,740 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:10:06,788 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:10:06,795 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:10:06,795 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:10:06,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-11-20 06:10:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-20 06:10:06,822 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:10:06,823 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:10:06,823 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:10:06,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:10:06,828 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2021-11-20 06:10:06,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:10:06,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132052408] [2021-11-20 06:10:06,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:10:06,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:10:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:07,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:10:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:07,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:10:07,782 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:10:07,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132052408] [2021-11-20 06:10:07,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132052408] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:10:07,784 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:10:07,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:10:07,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278097260] [2021-11-20 06:10:07,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:10:07,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:10:07,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:10:07,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:10:07,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:10:07,828 INFO L87 Difference]: Start difference. First operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:09,993 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:12,122 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:12,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:10:12,661 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2021-11-20 06:10:12,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:10:12,664 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-11-20 06:10:12,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:10:12,682 INFO L225 Difference]: With dead ends: 415 [2021-11-20 06:10:12,683 INFO L226 Difference]: Without dead ends: 203 [2021-11-20 06:10:12,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:10:12,696 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:10:12,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2021-11-20 06:10:12,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-20 06:10:12,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-20 06:10:12,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 146 states have internal predecessors, (182), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 06:10:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2021-11-20 06:10:12,787 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2021-11-20 06:10:12,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:10:12,788 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2021-11-20 06:10:12,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2021-11-20 06:10:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-20 06:10:12,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:10:12,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:10:12,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:10:12,795 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:10:12,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:10:12,798 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2021-11-20 06:10:12,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:10:12,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283263053] [2021-11-20 06:10:12,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:10:12,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:10:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:13,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:10:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:13,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:10:13,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:10:13,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283263053] [2021-11-20 06:10:13,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283263053] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:10:13,387 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:10:13,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:10:13,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545567477] [2021-11-20 06:10:13,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:10:13,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:10:13,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:10:13,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:10:13,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:10:13,393 INFO L87 Difference]: Start difference. First operand 203 states and 253 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:15,523 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:17,544 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:17,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:10:17,913 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2021-11-20 06:10:17,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:10:17,914 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-11-20 06:10:17,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:10:17,916 INFO L225 Difference]: With dead ends: 205 [2021-11-20 06:10:17,917 INFO L226 Difference]: Without dead ends: 202 [2021-11-20 06:10:17,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:10:17,918 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:10:17,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2021-11-20 06:10:17,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-20 06:10:17,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-11-20 06:10:17,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 145 states have internal predecessors, (181), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 06:10:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2021-11-20 06:10:17,941 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2021-11-20 06:10:17,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:10:17,941 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2021-11-20 06:10:17,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2021-11-20 06:10:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-20 06:10:17,942 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:10:17,942 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:10:17,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:10:17,943 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:10:17,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:10:17,944 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2021-11-20 06:10:17,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:10:17,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334061659] [2021-11-20 06:10:17,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:10:17,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:10:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:10:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:10:18,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:10:18,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334061659] [2021-11-20 06:10:18,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334061659] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:10:18,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:10:18,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:10:18,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84334918] [2021-11-20 06:10:18,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:10:18,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:10:18,361 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:10:18,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:10:18,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:10:18,362 INFO L87 Difference]: Start difference. First operand 202 states and 251 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:20,483 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:22,576 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:22,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:10:22,948 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2021-11-20 06:10:22,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:10:22,949 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-11-20 06:10:22,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:10:22,951 INFO L225 Difference]: With dead ends: 204 [2021-11-20 06:10:22,951 INFO L226 Difference]: Without dead ends: 201 [2021-11-20 06:10:22,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:10:22,953 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:10:22,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2021-11-20 06:10:22,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-20 06:10:22,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-20 06:10:22,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 142 states have (on average 1.267605633802817) internal successors, (180), 144 states have internal predecessors, (180), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 06:10:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2021-11-20 06:10:22,991 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2021-11-20 06:10:22,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:10:22,991 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2021-11-20 06:10:22,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:22,991 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2021-11-20 06:10:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-20 06:10:22,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:10:22,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:10:22,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 06:10:22,993 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:10:22,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:10:22,994 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2021-11-20 06:10:22,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:10:22,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029925221] [2021-11-20 06:10:22,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:10:22,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:10:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:23,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:10:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:23,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:10:23,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:10:23,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029925221] [2021-11-20 06:10:23,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029925221] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:10:23,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:10:23,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:10:23,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611702026] [2021-11-20 06:10:23,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:10:23,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:10:23,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:10:23,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:10:23,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:10:23,436 INFO L87 Difference]: Start difference. First operand 201 states and 249 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:25,556 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:27,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:28,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:10:28,043 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2021-11-20 06:10:28,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:10:28,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-11-20 06:10:28,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:10:28,046 INFO L225 Difference]: With dead ends: 203 [2021-11-20 06:10:28,046 INFO L226 Difference]: Without dead ends: 200 [2021-11-20 06:10:28,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:10:28,048 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:10:28,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2021-11-20 06:10:28,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-11-20 06:10:28,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-11-20 06:10:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.2605633802816902) internal successors, (179), 143 states have internal predecessors, (179), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 06:10:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2021-11-20 06:10:28,069 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2021-11-20 06:10:28,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:10:28,069 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2021-11-20 06:10:28,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:28,070 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2021-11-20 06:10:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-20 06:10:28,071 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:10:28,071 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:10:28,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 06:10:28,071 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:10:28,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:10:28,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2021-11-20 06:10:28,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:10:28,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982673021] [2021-11-20 06:10:28,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:10:28,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:10:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:28,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:10:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:10:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:10:28,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:10:28,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982673021] [2021-11-20 06:10:28,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982673021] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:10:28,452 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:10:28,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:10:28,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671880775] [2021-11-20 06:10:28,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:10:28,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:10:28,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:10:28,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:10:28,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:10:28,453 INFO L87 Difference]: Start difference. First operand 200 states and 247 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:30,568 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:32,672 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:10:33,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:10:33,087 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2021-11-20 06:10:33,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:10:33,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-20 06:10:33,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:10:33,089 INFO L225 Difference]: With dead ends: 200 [2021-11-20 06:10:33,089 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 06:10:33,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:10:33,090 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:10:33,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2021-11-20 06:10:33,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 06:10:33,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 06:10:33,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:10:33,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 06:10:33,092 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-11-20 06:10:33,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:10:33,092 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:10:33,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 06:10:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 06:10:33,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 06:10:33,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 06:10:33,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 06:10:33,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-20 06:10:35,099 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2021-11-20 06:10:35,099 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2021-11-20 06:10:35,099 INFO L861 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2021-11-20 06:10:35,099 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2021-11-20 06:10:35,099 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2021-11-20 06:10:35,100 INFO L861 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2021-11-20 06:10:35,100 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2021-11-20 06:10:35,100 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2021-11-20 06:10:35,100 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2021-11-20 06:10:35,100 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2021-11-20 06:10:35,100 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2021-11-20 06:10:35,100 INFO L861 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2021-11-20 06:10:35,101 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2021-11-20 06:10:35,101 INFO L858 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2021-11-20 06:10:35,101 INFO L861 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2021-11-20 06:10:35,101 INFO L858 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2021-11-20 06:10:35,101 INFO L861 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2021-11-20 06:10:35,101 INFO L858 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2021-11-20 06:10:35,102 INFO L861 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2021-11-20 06:10:35,102 INFO L858 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2021-11-20 06:10:35,102 INFO L861 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2021-11-20 06:10:35,102 INFO L858 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2021-11-20 06:10:35,102 INFO L854 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12362 12372) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2021-11-20 06:10:35,103 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2021-11-20 06:10:35,103 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2021-11-20 06:10:35,103 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2021-11-20 06:10:35,103 INFO L861 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2021-11-20 06:10:35,103 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2021-11-20 06:10:35,103 INFO L858 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2021-11-20 06:10:35,104 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2021-11-20 06:10:35,104 INFO L858 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2021-11-20 06:10:35,104 INFO L861 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2021-11-20 06:10:35,104 INFO L861 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2021-11-20 06:10:35,104 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2021-11-20 06:10:35,104 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2021-11-20 06:10:35,104 INFO L861 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2021-11-20 06:10:35,105 INFO L858 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2021-11-20 06:10:35,105 INFO L861 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2021-11-20 06:10:35,105 INFO L858 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2021-11-20 06:10:35,105 INFO L858 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2021-11-20 06:10:35,105 INFO L861 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2021-11-20 06:10:35,105 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2021-11-20 06:10:35,106 INFO L858 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2021-11-20 06:10:35,106 INFO L861 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2021-11-20 06:10:35,106 INFO L861 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2021-11-20 06:10:35,106 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2021-11-20 06:10:35,106 INFO L858 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2021-11-20 06:10:35,106 INFO L861 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2021-11-20 06:10:35,107 INFO L861 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2021-11-20 06:10:35,107 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2021-11-20 06:10:35,107 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2021-11-20 06:10:35,107 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2021-11-20 06:10:35,107 INFO L861 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2021-11-20 06:10:35,107 INFO L858 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2021-11-20 06:10:35,107 INFO L861 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2021-11-20 06:10:35,108 INFO L858 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2021-11-20 06:10:35,108 INFO L861 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2021-11-20 06:10:35,108 INFO L861 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2021-11-20 06:10:35,108 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2021-11-20 06:10:35,108 INFO L858 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2021-11-20 06:10:35,108 INFO L861 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2021-11-20 06:10:35,109 INFO L858 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2021-11-20 06:10:35,109 INFO L858 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2021-11-20 06:10:35,109 INFO L861 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2021-11-20 06:10:35,109 INFO L861 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2021-11-20 06:10:35,109 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2021-11-20 06:10:35,109 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2021-11-20 06:10:35,109 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2021-11-20 06:10:35,110 INFO L858 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2021-11-20 06:10:35,110 INFO L861 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2021-11-20 06:10:35,110 INFO L858 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2021-11-20 06:10:35,110 INFO L861 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2021-11-20 06:10:35,110 INFO L858 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2021-11-20 06:10:35,110 INFO L858 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2021-11-20 06:10:35,111 INFO L861 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2021-11-20 06:10:35,111 INFO L861 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2021-11-20 06:10:35,111 INFO L858 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2021-11-20 06:10:35,111 INFO L861 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2021-11-20 06:10:35,111 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2021-11-20 06:10:35,111 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2021-11-20 06:10:35,111 INFO L858 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2021-11-20 06:10:35,112 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2021-11-20 06:10:35,112 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2021-11-20 06:10:35,112 INFO L861 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2021-11-20 06:10:35,112 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2021-11-20 06:10:35,112 INFO L858 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2021-11-20 06:10:35,112 INFO L861 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2021-11-20 06:10:35,113 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2021-11-20 06:10:35,113 INFO L858 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2021-11-20 06:10:35,113 INFO L858 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2021-11-20 06:10:35,113 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2021-11-20 06:10:35,113 INFO L861 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2021-11-20 06:10:35,113 INFO L858 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2021-11-20 06:10:35,113 INFO L861 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2021-11-20 06:10:35,114 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2021-11-20 06:10:35,114 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2021-11-20 06:10:35,114 INFO L854 garLoopResultBuilder]: At program point L12394(line 12394) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-20 06:10:35,114 INFO L858 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-20 06:10:35,114 INFO L854 garLoopResultBuilder]: At program point L12386(line 12386) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-20 06:10:35,114 INFO L858 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2021-11-20 06:10:35,115 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2021-11-20 06:10:35,115 INFO L854 garLoopResultBuilder]: At program point L12390(line 12390) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-20 06:10:35,115 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2021-11-20 06:10:35,115 INFO L858 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-20 06:10:35,115 INFO L854 garLoopResultBuilder]: At program point L12378(line 12378) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-20 06:10:35,115 INFO L858 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-20 06:10:35,116 INFO L854 garLoopResultBuilder]: At program point L12382(line 12382) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-20 06:10:35,116 INFO L858 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-20 06:10:35,116 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2021-11-20 06:10:35,116 INFO L858 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2021-11-20 06:10:35,116 INFO L861 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2021-11-20 06:10:35,116 INFO L861 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2021-11-20 06:10:35,117 INFO L861 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2021-11-20 06:10:35,117 INFO L861 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2021-11-20 06:10:35,117 INFO L861 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2021-11-20 06:10:35,117 INFO L858 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2021-11-20 06:10:35,117 INFO L858 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2021-11-20 06:10:35,117 INFO L858 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2021-11-20 06:10:35,117 INFO L861 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2021-11-20 06:10:35,118 INFO L858 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2021-11-20 06:10:35,118 INFO L858 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2021-11-20 06:10:35,118 INFO L861 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2021-11-20 06:10:35,118 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2021-11-20 06:10:35,118 INFO L858 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2021-11-20 06:10:35,118 INFO L854 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,119 INFO L854 garLoopResultBuilder]: At program point L12736-2(lines 12735 12737) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,119 INFO L858 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2021-11-20 06:10:35,119 INFO L854 garLoopResultBuilder]: At program point L12736(line 12736) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,119 INFO L854 garLoopResultBuilder]: At program point L8665(line 8665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,119 INFO L858 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2021-11-20 06:10:35,119 INFO L858 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2021-11-20 06:10:35,120 INFO L858 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2021-11-20 06:10:35,120 INFO L854 garLoopResultBuilder]: At program point L8657(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,120 INFO L854 garLoopResultBuilder]: At program point L8657-1(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,120 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-20 06:10:35,120 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-20 06:10:35,120 INFO L858 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2021-11-20 06:10:35,121 INFO L854 garLoopResultBuilder]: At program point L8633(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,121 INFO L854 garLoopResultBuilder]: At program point L8633-1(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,121 INFO L854 garLoopResultBuilder]: At program point L8683(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,121 INFO L854 garLoopResultBuilder]: At program point L8237(lines 8233 8239) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,121 INFO L858 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2021-11-20 06:10:35,121 INFO L858 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2021-11-20 06:10:35,122 INFO L858 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2021-11-20 06:10:35,122 INFO L854 garLoopResultBuilder]: At program point L8510(line 8510) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,122 INFO L854 garLoopResultBuilder]: At program point L8312(lines 8287 8314) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,122 INFO L861 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2021-11-20 06:10:35,122 INFO L854 garLoopResultBuilder]: At program point L12739(line 12739) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,122 INFO L858 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2021-11-20 06:10:35,123 INFO L858 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2021-11-20 06:10:35,123 INFO L858 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2021-11-20 06:10:35,123 INFO L854 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,123 INFO L858 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2021-11-20 06:10:35,123 INFO L854 garLoopResultBuilder]: At program point L12739-2(lines 12738 12740) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,123 INFO L858 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2021-11-20 06:10:35,124 INFO L858 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2021-11-20 06:10:35,124 INFO L858 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2021-11-20 06:10:35,124 INFO L858 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2021-11-20 06:10:35,124 INFO L858 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2021-11-20 06:10:35,124 INFO L858 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2021-11-20 06:10:35,124 INFO L854 garLoopResultBuilder]: At program point L8669(line 8669) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,124 INFO L858 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2021-11-20 06:10:35,125 INFO L858 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2021-11-20 06:10:35,125 INFO L854 garLoopResultBuilder]: At program point L8661(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,125 INFO L854 garLoopResultBuilder]: At program point L8661-1(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,125 INFO L854 garLoopResultBuilder]: At program point L8653(line 8653) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,125 INFO L858 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2021-11-20 06:10:35,125 INFO L858 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2021-11-20 06:10:35,126 INFO L858 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2021-11-20 06:10:35,126 INFO L858 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2021-11-20 06:10:35,126 INFO L854 garLoopResultBuilder]: At program point L8686(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,126 INFO L858 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2021-11-20 06:10:35,126 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-20 06:10:35,126 INFO L854 garLoopResultBuilder]: At program point L8530(lines 8523 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,127 INFO L858 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2021-11-20 06:10:35,127 INFO L858 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2021-11-20 06:10:35,127 INFO L858 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2021-11-20 06:10:35,127 INFO L858 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2021-11-20 06:10:35,127 INFO L854 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,127 INFO L854 garLoopResultBuilder]: At program point L8679(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,128 INFO L854 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,128 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-20 06:10:35,128 INFO L858 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2021-11-20 06:10:35,128 INFO L858 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2021-11-20 06:10:35,128 INFO L858 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2021-11-20 06:10:35,128 INFO L858 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2021-11-20 06:10:35,128 INFO L854 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2021-11-20 06:10:35,129 INFO L858 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2021-11-20 06:10:35,129 INFO L854 garLoopResultBuilder]: At program point L8482(lines 8482 8522) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,129 INFO L858 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2021-11-20 06:10:35,129 INFO L858 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2021-11-20 06:10:35,129 INFO L854 garLoopResultBuilder]: At program point L8540(lines 8533 8542) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,129 INFO L858 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2021-11-20 06:10:35,130 INFO L854 garLoopResultBuilder]: At program point L12661(lines 12660 12662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-20 06:10:35,130 INFO L858 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2021-11-20 06:10:35,130 INFO L858 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2021-11-20 06:10:35,130 INFO L858 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2021-11-20 06:10:35,130 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2021-11-20 06:10:35,130 INFO L861 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2021-11-20 06:10:35,131 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2021-11-20 06:10:35,131 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2021-11-20 06:10:35,131 INFO L858 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2021-11-20 06:10:35,131 INFO L861 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2021-11-20 06:10:35,131 INFO L861 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2021-11-20 06:10:35,131 INFO L861 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2021-11-20 06:10:35,131 INFO L858 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2021-11-20 06:10:35,132 INFO L861 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2021-11-20 06:10:35,132 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2021-11-20 06:10:35,132 INFO L861 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2021-11-20 06:10:35,132 INFO L858 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2021-11-20 06:10:35,132 INFO L858 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2021-11-20 06:10:35,132 INFO L858 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2021-11-20 06:10:35,136 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-20 06:10:35,137 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:10:35,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:10:35 BoogieIcfgContainer [2021-11-20 06:10:35,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:10:35,154 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:10:35,154 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:10:35,155 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:10:35,155 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:06" (3/4) ... [2021-11-20 06:10:35,158 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 06:10:35,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2021-11-20 06:10:35,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2021-11-20 06:10:35,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2021-11-20 06:10:35,165 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2021-11-20 06:10:35,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-20 06:10:35,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2021-11-20 06:10:35,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-20 06:10:35,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2021-11-20 06:10:35,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2021-11-20 06:10:35,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2021-11-20 06:10:35,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2021-11-20 06:10:35,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-20 06:10:35,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-11-20 06:10:35,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-20 06:10:35,212 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-20 06:10:35,217 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-20 06:10:35,221 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 06:10:35,226 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 06:10:36,196 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:10:36,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:10:36,197 INFO L158 Benchmark]: Toolchain (without parser) took 124924.33ms. Allocated memory was 111.1MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 74.8MB in the beginning and 774.1MB in the end (delta: -699.4MB). Peak memory consumption was 894.3MB. Max. memory is 16.1GB. [2021-11-20 06:10:36,197 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:10:36,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4417.03ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 74.4MB in the beginning and 83.2MB in the end (delta: -8.8MB). Peak memory consumption was 102.6MB. Max. memory is 16.1GB. [2021-11-20 06:10:36,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 379.17ms. Allocated memory is still 205.5MB. Free memory was 83.2MB in the beginning and 113.7MB in the end (delta: -30.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2021-11-20 06:10:36,199 INFO L158 Benchmark]: Boogie Preprocessor took 199.63ms. Allocated memory is still 205.5MB. Free memory was 113.7MB in the beginning and 96.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-20 06:10:36,199 INFO L158 Benchmark]: RCFGBuilder took 90454.69ms. Allocated memory was 205.5MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 96.9MB in the beginning and 674.2MB in the end (delta: -577.3MB). Peak memory consumption was 806.9MB. Max. memory is 16.1GB. [2021-11-20 06:10:36,200 INFO L158 Benchmark]: TraceAbstraction took 28425.20ms. Allocated memory is still 1.4GB. Free memory was 673.2MB in the beginning and 809.5MB in the end (delta: -136.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:10:36,202 INFO L158 Benchmark]: Witness Printer took 1042.07ms. Allocated memory is still 1.4GB. Free memory was 809.5MB in the beginning and 774.1MB in the end (delta: 35.4MB). Peak memory consumption was 384.5MB. Max. memory is 16.1GB. [2021-11-20 06:10:36,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4417.03ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 74.4MB in the beginning and 83.2MB in the end (delta: -8.8MB). Peak memory consumption was 102.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 379.17ms. Allocated memory is still 205.5MB. Free memory was 83.2MB in the beginning and 113.7MB in the end (delta: -30.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.63ms. Allocated memory is still 205.5MB. Free memory was 113.7MB in the beginning and 96.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 90454.69ms. Allocated memory was 205.5MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 96.9MB in the beginning and 674.2MB in the end (delta: -577.3MB). Peak memory consumption was 806.9MB. Max. memory is 16.1GB. * TraceAbstraction took 28425.20ms. Allocated memory is still 1.4GB. Free memory was 673.2MB in the beginning and 809.5MB in the end (delta: -136.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 1042.07ms. Allocated memory is still 1.4GB. Free memory was 809.5MB in the beginning and 774.1MB in the end (delta: 35.4MB). Peak memory consumption was 384.5MB. Max. memory is 16.1GB. * 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 - PositiveResult [Line: 11817]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 22.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1058 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 175 PreInvPairs, 212 NumberOfFragments, 607 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 85 FomulaSimplificationsInter, 2499 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8482]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8613]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 8287]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8533]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12735]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8523]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8233]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12604]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12660]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12738]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 RESULT: Ultimate proved your program to be correct! [2021-11-20 06:10:36,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afd3033-36aa-4ac7-b493-1a7f3a58b156/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE