./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.2.2-?-6c24879 [2022-07-12 11:47:08,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 11:47:08,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 11:47:08,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 11:47:08,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 11:47:08,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 11:47:08,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 11:47:08,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 11:47:08,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 11:47:08,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 11:47:08,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 11:47:08,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 11:47:08,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 11:47:08,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 11:47:08,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 11:47:08,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 11:47:08,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 11:47:08,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 11:47:08,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 11:47:08,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 11:47:08,338 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 11:47:08,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 11:47:08,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 11:47:08,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 11:47:08,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 11:47:08,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 11:47:08,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 11:47:08,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 11:47:08,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 11:47:08,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 11:47:08,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 11:47:08,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 11:47:08,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 11:47:08,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 11:47:08,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 11:47:08,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 11:47:08,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 11:47:08,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 11:47:08,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 11:47:08,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 11:47:08,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 11:47:08,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 11:47:08,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 11:47:08,364 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 11:47:08,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 11:47:08,365 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 11:47:08,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 11:47:08,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 11:47:08,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 11:47:08,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 11:47:08,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 11:47:08,367 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 11:47:08,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 11:47:08,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 11:47:08,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 11:47:08,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 11:47:08,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 11:47:08,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 11:47:08,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 11:47:08,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 11:47:08,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 11:47:08,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 11:47:08,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 11:47:08,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 11:47:08,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:47:08,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 11:47:08,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 11:47:08,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 11:47:08,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 11:47:08,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 11:47:08,371 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 11:47:08,371 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 11:47:08,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 11:47:08,371 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2022-07-12 11:47:08,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 11:47:08,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 11:47:08,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 11:47:08,577 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 11:47:08,578 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 11:47:08,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-12 11:47:08,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d538dcdd/2f431decd77a447792e8be8c2c3d30d2/FLAGef9e96983 [2022-07-12 11:47:09,281 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 11:47:09,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-12 11:47:09,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d538dcdd/2f431decd77a447792e8be8c2c3d30d2/FLAGef9e96983 [2022-07-12 11:47:09,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d538dcdd/2f431decd77a447792e8be8c2c3d30d2 [2022-07-12 11:47:09,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 11:47:09,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 11:47:09,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 11:47:09,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 11:47:09,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 11:47:09,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:47:09" (1/1) ... [2022-07-12 11:47:09,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3132681e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:09, skipping insertion in model container [2022-07-12 11:47:09,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:47:09" (1/1) ... [2022-07-12 11:47:09,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 11:47:09,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 11:47:11,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-12 11:47:11,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:47:11,631 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 11:47:12,024 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-12 11:47:12,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:47:12,167 INFO L208 MainTranslator]: Completed translation [2022-07-12 11:47:12,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12 WrapperNode [2022-07-12 11:47:12,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 11:47:12,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 11:47:12,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 11:47:12,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 11:47:12,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,360 INFO L137 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2224 [2022-07-12 11:47:12,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 11:47:12,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 11:47:12,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 11:47:12,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 11:47:12,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 11:47:12,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 11:47:12,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 11:47:12,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 11:47:12,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (1/1) ... [2022-07-12 11:47:12,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:47:12,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:47:12,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 11:47:12,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 11:47:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-12 11:47:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-12 11:47:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 11:47:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 11:47:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-12 11:47:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-12 11:47:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-12 11:47:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-12 11:47:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-12 11:47:12,602 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-12 11:47:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 11:47:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-12 11:47:12,602 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-12 11:47:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-12 11:47:12,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-12 11:47:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-12 11:47:12,602 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-12 11:47:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 11:47:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-12 11:47:12,603 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-12 11:47:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-12 11:47:12,603 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-12 11:47:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-12 11:47:12,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-12 11:47:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 11:47:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 11:47:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 11:47:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-12 11:47:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-12 11:47:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-12 11:47:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-12 11:47:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-12 11:47:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-12 11:47:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 11:47:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 11:47:12,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 11:47:12,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 11:47:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 11:47:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-12 11:47:12,605 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-12 11:47:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 11:47:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-12 11:47:12,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-12 11:47:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-12 11:47:12,606 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-12 11:47:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-12 11:47:12,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-12 11:47:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-12 11:47:12,606 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-12 11:47:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 11:47:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-12 11:47:12,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-12 11:47:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-12 11:47:12,607 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-12 11:47:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 11:47:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-12 11:47:12,607 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-12 11:47:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 11:47:12,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 11:47:12,873 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 11:47:12,875 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 11:48:23,066 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 11:48:23,072 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 11:48:23,072 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 11:48:23,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:48:23 BoogieIcfgContainer [2022-07-12 11:48:23,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 11:48:23,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 11:48:23,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 11:48:23,091 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 11:48:23,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 11:47:09" (1/3) ... [2022-07-12 11:48:23,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3be74b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:48:23, skipping insertion in model container [2022-07-12 11:48:23,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:47:12" (2/3) ... [2022-07-12 11:48:23,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3be74b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:48:23, skipping insertion in model container [2022-07-12 11:48:23,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:48:23" (3/3) ... [2022-07-12 11:48:23,093 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-12 11:48:23,103 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 11:48:23,103 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 11:48:23,134 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 11:48:23,138 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3ae592d5, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6de81737 [2022-07-12 11:48:23,138 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 11:48:23,141 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) [2022-07-12 11:48:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-12 11:48:23,146 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:23,146 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:23,146 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:23,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:23,149 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-12 11:48:23,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:23,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914603144] [2022-07-12 11:48:23,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:23,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:23,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:23,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:23,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914603144] [2022-07-12 11:48:23,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914603144] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:23,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:23,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:23,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414325289] [2022-07-12 11:48:23,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:23,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:23,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:23,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:23,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:23,864 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) [2022-07-12 11:48:25,964 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:27,980 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:28,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:28,603 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-12 11:48:28,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:28,606 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 [2022-07-12 11:48:28,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:28,613 INFO L225 Difference]: With dead ends: 415 [2022-07-12 11:48:28,614 INFO L226 Difference]: Without dead ends: 203 [2022-07-12 11:48:28,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:28,619 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s 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, 4.6s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:28,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-12 11:48:28,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-12 11:48:28,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-12 11:48:28,663 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) [2022-07-12 11:48:28,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-12 11:48:28,666 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-12 11:48:28,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:28,667 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-12 11:48:28,667 INFO L496 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) [2022-07-12 11:48:28,667 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-12 11:48:28,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-12 11:48:28,668 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:28,668 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:28,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 11:48:28,668 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:28,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:28,669 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-12 11:48:28,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:28,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415735169] [2022-07-12 11:48:28,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:28,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:29,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:29,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:29,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415735169] [2022-07-12 11:48:29,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415735169] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:29,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:29,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:29,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431044265] [2022-07-12 11:48:29,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:29,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:29,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:29,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:29,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:29,192 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) [2022-07-12 11:48:31,292 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:33,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:33,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:33,729 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-12 11:48:33,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:33,730 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 [2022-07-12 11:48:33,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:33,732 INFO L225 Difference]: With dead ends: 205 [2022-07-12 11:48:33,732 INFO L226 Difference]: Without dead ends: 202 [2022-07-12 11:48:33,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:33,733 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.5s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:33,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-12 11:48:33,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-12 11:48:33,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-12 11:48:33,746 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) [2022-07-12 11:48:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-12 11:48:33,763 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-12 11:48:33,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:33,764 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-12 11:48:33,764 INFO L496 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) [2022-07-12 11:48:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-12 11:48:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-12 11:48:33,765 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:33,765 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:33,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 11:48:33,765 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:33,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:33,766 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-12 11:48:33,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:33,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812870536] [2022-07-12 11:48:33,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:33,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:34,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:34,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:34,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812870536] [2022-07-12 11:48:34,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812870536] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:34,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:34,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:34,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201790045] [2022-07-12 11:48:34,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:34,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:34,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:34,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:34,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:34,385 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) [2022-07-12 11:48:36,470 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:38,569 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:38,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:38,941 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-12 11:48:38,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:38,941 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 [2022-07-12 11:48:38,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:38,943 INFO L225 Difference]: With dead ends: 204 [2022-07-12 11:48:38,943 INFO L226 Difference]: Without dead ends: 201 [2022-07-12 11:48:38,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:38,944 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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 [2022-07-12 11:48:38,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-12 11:48:38,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-12 11:48:38,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-12 11:48:38,955 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) [2022-07-12 11:48:38,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-12 11:48:38,956 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-12 11:48:38,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:38,957 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-12 11:48:38,957 INFO L496 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) [2022-07-12 11:48:38,957 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-12 11:48:38,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-12 11:48:38,957 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:38,958 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:38,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 11:48:38,958 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:38,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:38,958 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-12 11:48:38,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:38,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583607946] [2022-07-12 11:48:38,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:38,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:39,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:39,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:39,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:39,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583607946] [2022-07-12 11:48:39,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583607946] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:39,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:39,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:39,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918946613] [2022-07-12 11:48:39,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:39,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:39,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:39,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:39,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:39,261 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) [2022-07-12 11:48:41,332 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:43,480 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:43,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:43,845 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-12 11:48:43,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:43,846 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 [2022-07-12 11:48:43,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:43,847 INFO L225 Difference]: With dead ends: 203 [2022-07-12 11:48:43,847 INFO L226 Difference]: Without dead ends: 200 [2022-07-12 11:48:43,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:43,848 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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 [2022-07-12 11:48:43,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-12 11:48:43,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-12 11:48:43,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-12 11:48:43,857 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) [2022-07-12 11:48:43,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-12 11:48:43,858 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-12 11:48:43,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:43,858 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-12 11:48:43,858 INFO L496 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) [2022-07-12 11:48:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-12 11:48:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-12 11:48:43,859 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:43,859 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:43,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 11:48:43,860 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:43,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:43,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-12 11:48:43,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:43,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441556862] [2022-07-12 11:48:43,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:43,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:44,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:44,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:44,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441556862] [2022-07-12 11:48:44,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441556862] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:44,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:44,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:44,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565098342] [2022-07-12 11:48:44,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:44,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:44,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:44,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:44,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:44,213 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) [2022-07-12 11:48:46,332 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:48,456 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:49,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:49,039 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-12 11:48:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:49,040 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 [2022-07-12 11:48:49,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:49,040 INFO L225 Difference]: With dead ends: 200 [2022-07-12 11:48:49,040 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 11:48:49,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:49,042 INFO L413 NwaCegarLoop]: 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, 4.7s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:49,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-07-12 11:48:49,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 11:48:49,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 11:48:49,042 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) [2022-07-12 11:48:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 11:48:49,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-12 11:48:49,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:49,043 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 11:48:49,043 INFO L496 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) [2022-07-12 11:48:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 11:48:49,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 11:48:49,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 11:48:49,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 11:48:49,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 11:48:51,211 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2022-07-12 11:48:51,211 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2022-07-12 11:48:51,211 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2022-07-12 11:48:51,211 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2022-07-12 11:48:51,211 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2022-07-12 11:48:51,211 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2022-07-12 11:48:51,211 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2022-07-12 11:48:51,211 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L902 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L902 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L902 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2022-07-12 11:48:51,212 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2022-07-12 11:48:51,212 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L895 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)) [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L902 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2022-07-12 11:48:51,213 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2022-07-12 11:48:51,213 INFO L902 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2022-07-12 11:48:51,213 INFO L899 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-12 11:48:51,214 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-12 11:48:51,215 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2022-07-12 11:48:51,215 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2022-07-12 11:48:51,215 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2022-07-12 11:48:51,215 INFO L902 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2022-07-12 11:48:51,215 INFO L902 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2022-07-12 11:48:51,215 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2022-07-12 11:48:51,215 INFO L899 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2022-07-12 11:48:51,216 INFO L902 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2022-07-12 11:48:51,216 INFO L899 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2022-07-12 11:48:51,216 INFO L899 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2022-07-12 11:48:51,216 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2022-07-12 11:48:51,216 INFO L902 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2022-07-12 11:48:51,217 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2022-07-12 11:48:51,217 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2022-07-12 11:48:51,217 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2022-07-12 11:48:51,217 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2022-07-12 11:48:51,217 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2022-07-12 11:48:51,217 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2022-07-12 11:48:51,217 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2022-07-12 11:48:51,219 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2022-07-12 11:48:51,220 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2022-07-12 11:48:51,220 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2022-07-12 11:48:51,220 INFO L902 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2022-07-12 11:48:51,220 INFO L899 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2022-07-12 11:48:51,220 INFO L902 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2022-07-12 11:48:51,220 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2022-07-12 11:48:51,220 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2022-07-12 11:48:51,220 INFO L899 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2022-07-12 11:48:51,221 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2022-07-12 11:48:51,221 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2022-07-12 11:48:51,221 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2022-07-12 11:48:51,221 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2022-07-12 11:48:51,221 INFO L899 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2022-07-12 11:48:51,221 INFO L902 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2022-07-12 11:48:51,221 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2022-07-12 11:48:51,221 INFO L899 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2022-07-12 11:48:51,222 INFO L899 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2022-07-12 11:48:51,222 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2022-07-12 11:48:51,222 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2022-07-12 11:48:51,222 INFO L899 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2022-07-12 11:48:51,226 INFO L902 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2022-07-12 11:48:51,226 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2022-07-12 11:48:51,226 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2022-07-12 11:48:51,226 INFO L895 garLoopResultBuilder]: At program point L12394(line 12394) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:51,227 INFO L899 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-12 11:48:51,227 INFO L895 garLoopResultBuilder]: At program point L12386(line 12386) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:51,227 INFO L899 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2022-07-12 11:48:51,227 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2022-07-12 11:48:51,227 INFO L895 garLoopResultBuilder]: At program point L12390(line 12390) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:51,227 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2022-07-12 11:48:51,227 INFO L899 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-12 11:48:51,227 INFO L895 garLoopResultBuilder]: At program point L12378(line 12378) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:51,228 INFO L899 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-12 11:48:51,228 INFO L895 garLoopResultBuilder]: At program point L12382(line 12382) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:51,228 INFO L899 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-12 11:48:51,228 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2022-07-12 11:48:51,228 INFO L899 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2022-07-12 11:48:51,228 INFO L902 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2022-07-12 11:48:51,228 INFO L902 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2022-07-12 11:48:51,228 INFO L902 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2022-07-12 11:48:51,229 INFO L902 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2022-07-12 11:48:51,229 INFO L902 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2022-07-12 11:48:51,229 INFO L899 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2022-07-12 11:48:51,229 INFO L899 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2022-07-12 11:48:51,229 INFO L899 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2022-07-12 11:48:51,229 INFO L902 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2022-07-12 11:48:51,229 INFO L899 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2022-07-12 11:48:51,229 INFO L899 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2022-07-12 11:48:51,230 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2022-07-12 11:48:51,230 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2022-07-12 11:48:51,230 INFO L899 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2022-07-12 11:48:51,230 INFO L895 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)) [2022-07-12 11:48:51,230 INFO L895 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)) [2022-07-12 11:48:51,230 INFO L899 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2022-07-12 11:48:51,230 INFO L895 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)) [2022-07-12 11:48:51,231 INFO L895 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)) [2022-07-12 11:48:51,231 INFO L899 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2022-07-12 11:48:51,231 INFO L899 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2022-07-12 11:48:51,231 INFO L899 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2022-07-12 11:48:51,231 INFO L895 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)) [2022-07-12 11:48:51,231 INFO L895 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)) [2022-07-12 11:48:51,235 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 11:48:51,235 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 11:48:51,235 INFO L899 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2022-07-12 11:48:51,235 INFO L895 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)) [2022-07-12 11:48:51,235 INFO L895 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)) [2022-07-12 11:48:51,235 INFO L895 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)) [2022-07-12 11:48:51,235 INFO L895 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)) [2022-07-12 11:48:51,236 INFO L899 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2022-07-12 11:48:51,236 INFO L899 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2022-07-12 11:48:51,236 INFO L899 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2022-07-12 11:48:51,236 INFO L895 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)) [2022-07-12 11:48:51,236 INFO L895 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)) [2022-07-12 11:48:51,236 INFO L902 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2022-07-12 11:48:51,236 INFO L895 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)) [2022-07-12 11:48:51,237 INFO L899 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2022-07-12 11:48:51,237 INFO L899 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2022-07-12 11:48:51,237 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-12 11:48:51,237 INFO L895 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)) [2022-07-12 11:48:51,237 INFO L899 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2022-07-12 11:48:51,237 INFO L895 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)) [2022-07-12 11:48:51,237 INFO L899 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2022-07-12 11:48:51,237 INFO L899 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L899 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L899 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L899 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L895 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)) [2022-07-12 11:48:51,238 INFO L899 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L899 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2022-07-12 11:48:51,238 INFO L895 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)) [2022-07-12 11:48:51,239 INFO L895 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)) [2022-07-12 11:48:51,239 INFO L895 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)) [2022-07-12 11:48:51,239 INFO L899 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2022-07-12 11:48:51,239 INFO L899 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2022-07-12 11:48:51,239 INFO L899 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2022-07-12 11:48:51,239 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-12 11:48:51,239 INFO L895 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)) [2022-07-12 11:48:51,239 INFO L899 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2022-07-12 11:48:51,240 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 11:48:51,240 INFO L895 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)) [2022-07-12 11:48:51,240 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2022-07-12 11:48:51,240 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-12 11:48:51,240 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-12 11:48:51,240 INFO L899 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2022-07-12 11:48:51,240 INFO L895 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)) [2022-07-12 11:48:51,240 INFO L895 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)) [2022-07-12 11:48:51,241 INFO L895 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)) [2022-07-12 11:48:51,241 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 11:48:51,241 INFO L899 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2022-07-12 11:48:51,241 INFO L899 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2022-07-12 11:48:51,241 INFO L899 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2022-07-12 11:48:51,241 INFO L899 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2022-07-12 11:48:51,241 INFO L895 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-12 11:48:51,241 INFO L899 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2022-07-12 11:48:51,242 INFO L895 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)) [2022-07-12 11:48:51,242 INFO L899 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2022-07-12 11:48:51,242 INFO L899 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2022-07-12 11:48:51,242 INFO L895 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)) [2022-07-12 11:48:51,242 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-12 11:48:51,242 INFO L895 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)) [2022-07-12 11:48:51,242 INFO L899 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2022-07-12 11:48:51,242 INFO L899 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2022-07-12 11:48:51,243 INFO L899 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2022-07-12 11:48:51,243 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2022-07-12 11:48:51,243 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2022-07-12 11:48:51,243 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2022-07-12 11:48:51,243 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2022-07-12 11:48:51,243 INFO L899 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2022-07-12 11:48:51,243 INFO L902 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2022-07-12 11:48:51,243 INFO L902 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2022-07-12 11:48:51,244 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2022-07-12 11:48:51,244 INFO L899 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2022-07-12 11:48:51,244 INFO L902 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2022-07-12 11:48:51,244 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2022-07-12 11:48:51,244 INFO L902 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2022-07-12 11:48:51,244 INFO L899 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2022-07-12 11:48:51,244 INFO L899 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2022-07-12 11:48:51,244 INFO L899 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2022-07-12 11:48:51,247 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-12 11:48:51,248 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 11:48:51,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 11:48:51 BoogieIcfgContainer [2022-07-12 11:48:51,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 11:48:51,266 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 11:48:51,269 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 11:48:51,270 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 11:48:51,270 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:48:23" (3/4) ... [2022-07-12 11:48:51,272 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 11:48:51,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-12 11:48:51,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-12 11:48:51,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-12 11:48:51,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-12 11:48:51,292 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-12 11:48:51,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-12 11:48:51,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-12 11:48:51,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-12 11:48:51,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-12 11:48:51,325 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-12 11:48:51,327 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-12 11:48:51,330 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-12 11:48:51,332 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-12 11:48:51,334 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 11:48:51,336 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 11:48:51,742 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 11:48:51,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 11:48:51,744 INFO L158 Benchmark]: Toolchain (without parser) took 102087.47ms. Allocated memory was 104.9MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 60.6MB in the beginning and 616.9MB in the end (delta: -556.2MB). Peak memory consumption was 658.0MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,744 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 11:48:51,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2511.34ms. Allocated memory was 104.9MB in the beginning and 348.1MB in the end (delta: 243.3MB). Free memory was 60.4MB in the beginning and 179.8MB in the end (delta: -119.5MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 241.41ms. Allocated memory is still 348.1MB. Free memory was 179.8MB in the beginning and 258.7MB in the end (delta: -78.9MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,745 INFO L158 Benchmark]: Boogie Preprocessor took 134.44ms. Allocated memory is still 348.1MB. Free memory was 258.7MB in the beginning and 241.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,745 INFO L158 Benchmark]: RCFGBuilder took 70539.07ms. Allocated memory was 348.1MB in the beginning and 1.3GB in the end (delta: 971.0MB). Free memory was 241.8MB in the beginning and 883.3MB in the end (delta: -641.6MB). Peak memory consumption was 794.1MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,745 INFO L158 Benchmark]: TraceAbstraction took 28177.23ms. Allocated memory is still 1.3GB. Free memory was 882.3MB in the beginning and 754.2MB in the end (delta: 128.1MB). Peak memory consumption was 128.1MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,745 INFO L158 Benchmark]: Witness Printer took 477.66ms. Allocated memory is still 1.3GB. Free memory was 754.2MB in the beginning and 616.9MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. [2022-07-12 11:48:51,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2511.34ms. Allocated memory was 104.9MB in the beginning and 348.1MB in the end (delta: 243.3MB). Free memory was 60.4MB in the beginning and 179.8MB in the end (delta: -119.5MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 241.41ms. Allocated memory is still 348.1MB. Free memory was 179.8MB in the beginning and 258.7MB in the end (delta: -78.9MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.44ms. Allocated memory is still 348.1MB. Free memory was 258.7MB in the beginning and 241.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 70539.07ms. Allocated memory was 348.1MB in the beginning and 1.3GB in the end (delta: 971.0MB). Free memory was 241.8MB in the beginning and 883.3MB in the end (delta: -641.6MB). Peak memory consumption was 794.1MB. Max. memory is 16.1GB. * TraceAbstraction took 28177.23ms. Allocated memory is still 1.3GB. Free memory was 882.3MB in the beginning and 754.2MB in the end (delta: 128.1MB). Peak memory consumption was 128.1MB. Max. memory is 16.1GB. * Witness Printer took 477.66ms. Allocated memory is still 1.3GB. Free memory was 754.2MB in the beginning and 616.9MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. 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: 28.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 21.7s 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, 10 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s 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, 1764 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s 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! [2022-07-12 11:48:51,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE