./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-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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-1.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 b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 23:27:24,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 23:27:24,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 23:27:24,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 23:27:24,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 23:27:24,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 23:27:24,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 23:27:24,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 23:27:24,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 23:27:24,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 23:27:24,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 23:27:24,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 23:27:24,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 23:27:24,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 23:27:24,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 23:27:24,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 23:27:24,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 23:27:24,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 23:27:24,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 23:27:24,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 23:27:24,384 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 23:27:24,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 23:27:24,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 23:27:24,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 23:27:24,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 23:27:24,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 23:27:24,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 23:27:24,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 23:27:24,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 23:27:24,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 23:27:24,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 23:27:24,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 23:27:24,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 23:27:24,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 23:27:24,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 23:27:24,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 23:27:24,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 23:27:24,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 23:27:24,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 23:27:24,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 23:27:24,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 23:27:24,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 23:27:24,406 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-13 23:27:24,435 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 23:27:24,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 23:27:24,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 23:27:24,436 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 23:27:24,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 23:27:24,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 23:27:24,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 23:27:24,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 23:27:24,438 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 23:27:24,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 23:27:24,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 23:27:24,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 23:27:24,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 23:27:24,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 23:27:24,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 23:27:24,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 23:27:24,440 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 23:27:24,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 23:27:24,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 23:27:24,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 23:27:24,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 23:27:24,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:27:24,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 23:27:24,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 23:27:24,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 23:27:24,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 23:27:24,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 23:27:24,443 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 23:27:24,443 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 23:27:24,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 23:27:24,443 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2022-07-13 23:27:24,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 23:27:24,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 23:27:24,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 23:27:24,682 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 23:27:24,683 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 23:27:24,685 INFO L432 ainManager$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-1.i [2022-07-13 23:27:24,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e840b97/31870252bb314627aa59228b96df1910/FLAG1eb8c6490 [2022-07-13 23:27:25,489 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 23:27:25,490 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-1.i [2022-07-13 23:27:25,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e840b97/31870252bb314627aa59228b96df1910/FLAG1eb8c6490 [2022-07-13 23:27:25,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e840b97/31870252bb314627aa59228b96df1910 [2022-07-13 23:27:25,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 23:27:25,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 23:27:25,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 23:27:25,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 23:27:25,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 23:27:25,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:27:25" (1/1) ... [2022-07-13 23:27:25,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68933b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:25, skipping insertion in model container [2022-07-13 23:27:25,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:27:25" (1/1) ... [2022-07-13 23:27:25,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 23:27:25,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:27:28,949 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-1.i[341124,341137] [2022-07-13 23:27:29,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:27:29,142 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 23:27:29,682 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-1.i[341124,341137] [2022-07-13 23:27:29,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:27:29,883 INFO L208 MainTranslator]: Completed translation [2022-07-13 23:27:29,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29 WrapperNode [2022-07-13 23:27:29,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 23:27:29,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 23:27:29,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 23:27:29,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 23:27:29,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,177 INFO L137 Inliner]: procedures = 461, calls = 4704, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2224 [2022-07-13 23:27:30,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 23:27:30,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 23:27:30,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 23:27:30,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 23:27:30,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 23:27:30,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 23:27:30,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 23:27:30,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 23:27:30,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (1/1) ... [2022-07-13 23:27:30,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:27:30,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:27:30,400 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) [2022-07-13 23:27:30,428 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 [2022-07-13 23:27:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-13 23:27:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-13 23:27:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-13 23:27:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-13 23:27:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-13 23:27:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-13 23:27:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-13 23:27:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-13 23:27:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-13 23:27:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-13 23:27:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-13 23:27:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-13 23:27:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-13 23:27:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-13 23:27:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-13 23:27:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-13 23:27:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-13 23:27:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 23:27:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-13 23:27:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-13 23:27:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-13 23:27:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-13 23:27:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-13 23:27:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-13 23:27:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-13 23:27:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 23:27:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-13 23:27:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-13 23:27:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-13 23:27:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-13 23:27:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-13 23:27:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-13 23:27:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-13 23:27:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 23:27:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 23:27:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-13 23:27:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-13 23:27:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-13 23:27:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-13 23:27:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-13 23:27:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-13 23:27:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-13 23:27:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-13 23:27:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-13 23:27:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-13 23:27:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-13 23:27:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-13 23:27:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-13 23:27:30,459 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-13 23:27:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 23:27:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-13 23:27:30,459 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-13 23:27:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-13 23:27:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-13 23:27:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 23:27:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-13 23:27:30,461 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-13 23:27:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-13 23:27:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-13 23:27:30,855 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 23:27:30,858 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 23:28:47,041 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 23:28:47,048 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 23:28:47,049 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 23:28:47,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:28:47 BoogieIcfgContainer [2022-07-13 23:28:47,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 23:28:47,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 23:28:47,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 23:28:47,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 23:28:47,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 11:27:25" (1/3) ... [2022-07-13 23:28:47,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7d337b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:28:47, skipping insertion in model container [2022-07-13 23:28:47,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:27:29" (2/3) ... [2022-07-13 23:28:47,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7d337b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:28:47, skipping insertion in model container [2022-07-13 23:28:47,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:28:47" (3/3) ... [2022-07-13 23:28:47,059 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-07-13 23:28:47,073 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 23:28:47,073 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 23:28:47,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 23:28:47,128 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@5044211e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3cbc5067 [2022-07-13 23:28:47,128 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 23:28:47,133 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) [2022-07-13 23:28:47,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-13 23:28:47,139 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:28:47,139 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:28:47,140 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:28:47,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:28:47,144 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-13 23:28:47,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:28:47,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106541584] [2022-07-13 23:28:47,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:28:47,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:28:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:28:48,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 23:28:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:28:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:28:48,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:28:48,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106541584] [2022-07-13 23:28:48,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106541584] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:28:48,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:28:48,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:28:48,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091047620] [2022-07-13 23:28:48,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:28:48,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:28:48,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:28:48,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:28:48,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:28:48,293 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) [2022-07-13 23:28:50,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:28:52,508 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:28:53,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:28:53,085 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-13 23:28:53,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:28:53,088 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 [2022-07-13 23:28:53,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:28:53,102 INFO L225 Difference]: With dead ends: 415 [2022-07-13 23:28:53,103 INFO L226 Difference]: Without dead ends: 203 [2022-07-13 23:28:53,106 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 [2022-07-13 23:28:53,110 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-13 23:28:53,111 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] [2022-07-13 23:28:53,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-13 23:28:53,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-13 23:28:53,154 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) [2022-07-13 23:28:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-13 23:28:53,161 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-13 23:28:53,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:28:53,162 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-13 23:28:53,163 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) [2022-07-13 23:28:53,163 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-13 23:28:53,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-13 23:28:53,164 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:28:53,164 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:28:53,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 23:28:53,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:28:53,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:28:53,167 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-13 23:28:53,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:28:53,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567399220] [2022-07-13 23:28:53,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:28:53,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:28:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:28:53,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 23:28:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:28:53,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:28:53,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:28:53,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567399220] [2022-07-13 23:28:53,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567399220] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:28:53,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:28:53,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:28:53,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217927716] [2022-07-13 23:28:53,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:28:53,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:28:53,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:28:53,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:28:53,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:28:53,780 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) [2022-07-13 23:28:55,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:28:58,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:28:58,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:28:58,588 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-13 23:28:58,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:28:58,590 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 [2022-07-13 23:28:58,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:28:58,592 INFO L225 Difference]: With dead ends: 205 [2022-07-13 23:28:58,592 INFO L226 Difference]: Without dead ends: 202 [2022-07-13 23:28:58,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 23:28:58,594 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 4.7s IncrementalHoareTripleChecker+Time [2022-07-13 23:28:58,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-07-13 23:28:58,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-13 23:28:58,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-13 23:28:58,617 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) [2022-07-13 23:28:58,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-13 23:28:58,620 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-13 23:28:58,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:28:58,620 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-13 23:28:58,620 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) [2022-07-13 23:28:58,620 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-13 23:28:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-13 23:28:58,621 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:28:58,621 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:28:58,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 23:28:58,622 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:28:58,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:28:58,622 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-13 23:28:58,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:28:58,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170622586] [2022-07-13 23:28:58,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:28:58,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:28:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:28:59,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 23:28:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:28:59,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:28:59,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:28:59,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170622586] [2022-07-13 23:28:59,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170622586] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:28:59,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:28:59,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:28:59,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640976627] [2022-07-13 23:28:59,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:28:59,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:28:59,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:28:59,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:28:59,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:28:59,235 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) [2022-07-13 23:29:01,357 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:29:03,390 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:29:03,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:29:03,837 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-13 23:29:03,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:29:03,838 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 [2022-07-13 23:29:03,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:29:03,840 INFO L225 Difference]: With dead ends: 204 [2022-07-13 23:29:03,840 INFO L226 Difference]: Without dead ends: 201 [2022-07-13 23:29:03,841 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 [2022-07-13 23:29:03,842 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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 [2022-07-13 23:29:03,842 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] [2022-07-13 23:29:03,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-13 23:29:03,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-13 23:29:03,858 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) [2022-07-13 23:29:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-13 23:29:03,860 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-13 23:29:03,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:29:03,860 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-13 23:29:03,861 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) [2022-07-13 23:29:03,861 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-13 23:29:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-13 23:29:03,862 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:29:03,862 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:29:03,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 23:29:03,862 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:29:03,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:29:03,863 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-13 23:29:03,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:29:03,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196867501] [2022-07-13 23:29:03,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:29:03,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:29:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:29:04,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 23:29:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:29:04,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:29:04,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:29:04,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196867501] [2022-07-13 23:29:04,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196867501] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:29:04,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:29:04,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:29:04,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003242506] [2022-07-13 23:29:04,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:29:04,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:29:04,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:29:04,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:29:04,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:29:04,399 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) [2022-07-13 23:29:06,504 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:29:08,549 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:29:09,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:29:09,046 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-13 23:29:09,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:29:09,047 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 [2022-07-13 23:29:09,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:29:09,049 INFO L225 Difference]: With dead ends: 203 [2022-07-13 23:29:09,049 INFO L226 Difference]: Without dead ends: 200 [2022-07-13 23:29:09,050 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 [2022-07-13 23:29:09,051 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-13 23:29:09,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-13 23:29:09,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-13 23:29:09,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-13 23:29:09,064 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) [2022-07-13 23:29:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-13 23:29:09,065 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-13 23:29:09,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:29:09,066 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-13 23:29:09,066 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) [2022-07-13 23:29:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-13 23:29:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-13 23:29:09,067 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:29:09,067 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:29:09,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 23:29:09,068 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:29:09,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:29:09,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-13 23:29:09,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 23:29:09,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692353255] [2022-07-13 23:29:09,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:29:09,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 23:29:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:29:09,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 23:29:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:29:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:29:09,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 23:29:09,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692353255] [2022-07-13 23:29:09,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692353255] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:29:09,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:29:09,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 23:29:09,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351751700] [2022-07-13 23:29:09,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:29:09,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 23:29:09,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 23:29:09,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 23:29:09,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 23:29:09,576 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) [2022-07-13 23:29:11,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:29:13,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:29:14,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:29:14,192 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-13 23:29:14,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 23:29:14,192 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 [2022-07-13 23:29:14,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:29:14,193 INFO L225 Difference]: With dead ends: 200 [2022-07-13 23:29:14,193 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 23:29:14,194 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 [2022-07-13 23:29:14,195 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, 4.5s IncrementalHoareTripleChecker+Time [2022-07-13 23:29:14,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-13 23:29:14,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 23:29:14,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 23:29:14,196 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) [2022-07-13 23:29:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 23:29:14,197 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-13 23:29:14,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:29:14,197 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 23:29:14,197 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) [2022-07-13 23:29:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 23:29:14,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 23:29:14,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 23:29:14,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 23:29:14,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 23:29:17,258 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12652 12654) no Hoare annotation was computed. [2022-07-13 23:29:17,258 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12652 12654) no Hoare annotation was computed. [2022-07-13 23:29:17,259 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12652 12654) the Hoare annotation is: true [2022-07-13 23:29:17,259 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12594 12596) no Hoare annotation was computed. [2022-07-13 23:29:17,259 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12594 12596) no Hoare annotation was computed. [2022-07-13 23:29:17,259 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12594 12596) the Hoare annotation is: true [2022-07-13 23:29:17,259 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11824 11829) no Hoare annotation was computed. [2022-07-13 23:29:17,259 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11824 11829) the Hoare annotation is: true [2022-07-13 23:29:17,260 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11827) no Hoare annotation was computed. [2022-07-13 23:29:17,260 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11824 11829) no Hoare annotation was computed. [2022-07-13 23:29:17,260 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8259 8282) no Hoare annotation was computed. [2022-07-13 23:29:17,260 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8259 8282) no Hoare annotation was computed. [2022-07-13 23:29:17,260 INFO L899 garLoopResultBuilder]: For program point L8268(lines 8268 8271) no Hoare annotation was computed. [2022-07-13 23:29:17,261 INFO L902 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: true [2022-07-13 23:29:17,261 INFO L899 garLoopResultBuilder]: For program point L8279-1(line 8279) no Hoare annotation was computed. [2022-07-13 23:29:17,261 INFO L902 garLoopResultBuilder]: At program point L8279(line 8279) the Hoare annotation is: true [2022-07-13 23:29:17,261 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8259 8282) the Hoare annotation is: true [2022-07-13 23:29:17,261 INFO L902 garLoopResultBuilder]: At program point L12567(lines 12566 12568) the Hoare annotation is: true [2022-07-13 23:29:17,261 INFO L899 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2022-07-13 23:29:17,262 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-13 23:29:17,262 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-13 23:29:17,262 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-13 23:29:17,262 INFO L895 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12372 12382) 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)) [2022-07-13 23:29:17,262 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12372 12382) no Hoare annotation was computed. [2022-07-13 23:29:17,262 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12372 12382) no Hoare annotation was computed. [2022-07-13 23:29:17,263 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12597 12599) no Hoare annotation was computed. [2022-07-13 23:29:17,263 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12597 12599) the Hoare annotation is: true [2022-07-13 23:29:17,263 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12597 12599) no Hoare annotation was computed. [2022-07-13 23:29:17,263 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8352 8364) no Hoare annotation was computed. [2022-07-13 23:29:17,263 INFO L899 garLoopResultBuilder]: For program point L8361(line 8361) no Hoare annotation was computed. [2022-07-13 23:29:17,263 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8352 8364) the Hoare annotation is: true [2022-07-13 23:29:17,264 INFO L902 garLoopResultBuilder]: At program point L8357-2(lines 8357 8360) the Hoare annotation is: true [2022-07-13 23:29:17,264 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8352 8364) no Hoare annotation was computed. [2022-07-13 23:29:17,264 INFO L899 garLoopResultBuilder]: For program point L8357(lines 8357 8360) no Hoare annotation was computed. [2022-07-13 23:29:17,264 INFO L902 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: true [2022-07-13 23:29:17,264 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8464 8491) no Hoare annotation was computed. [2022-07-13 23:29:17,264 INFO L899 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2022-07-13 23:29:17,265 INFO L899 garLoopResultBuilder]: For program point L8478-2(lines 8478 8481) no Hoare annotation was computed. [2022-07-13 23:29:17,265 INFO L899 garLoopResultBuilder]: For program point L8478(lines 8478 8481) no Hoare annotation was computed. [2022-07-13 23:29:17,265 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8464 8491) no Hoare annotation was computed. [2022-07-13 23:29:17,265 INFO L902 garLoopResultBuilder]: At program point L8472(lines 8472 8473) the Hoare annotation is: true [2022-07-13 23:29:17,265 INFO L899 garLoopResultBuilder]: For program point L8472-1(lines 8472 8473) no Hoare annotation was computed. [2022-07-13 23:29:17,265 INFO L902 garLoopResultBuilder]: At program point L8485(lines 8469 8490) the Hoare annotation is: true [2022-07-13 23:29:17,266 INFO L902 garLoopResultBuilder]: At program point L8483(lines 8469 8490) the Hoare annotation is: true [2022-07-13 23:29:17,266 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8464 8491) the Hoare annotation is: true [2022-07-13 23:29:17,266 INFO L902 garLoopResultBuilder]: At program point L12588(line 12588) the Hoare annotation is: true [2022-07-13 23:29:17,266 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-13 23:29:17,266 INFO L899 garLoopResultBuilder]: For program point L12588-1(line 12588) no Hoare annotation was computed. [2022-07-13 23:29:17,266 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-13 23:29:17,266 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-13 23:29:17,267 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12502 12504) no Hoare annotation was computed. [2022-07-13 23:29:17,267 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12502 12504) no Hoare annotation was computed. [2022-07-13 23:29:17,267 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12502 12504) the Hoare annotation is: true [2022-07-13 23:29:17,267 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12499 12501) no Hoare annotation was computed. [2022-07-13 23:29:17,267 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12499 12501) the Hoare annotation is: true [2022-07-13 23:29:17,267 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12499 12501) no Hoare annotation was computed. [2022-07-13 23:29:17,268 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6129 6153) no Hoare annotation was computed. [2022-07-13 23:29:17,268 INFO L899 garLoopResultBuilder]: For program point L6138(lines 6138 6144) no Hoare annotation was computed. [2022-07-13 23:29:17,268 INFO L902 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: true [2022-07-13 23:29:17,268 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2022-07-13 23:29:17,268 INFO L899 garLoopResultBuilder]: For program point L6138-2(lines 6138 6144) no Hoare annotation was computed. [2022-07-13 23:29:17,269 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6129 6153) the Hoare annotation is: true [2022-07-13 23:29:17,269 INFO L902 garLoopResultBuilder]: At program point L6146(lines 6133 6152) the Hoare annotation is: true [2022-07-13 23:29:17,269 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6129 6153) no Hoare annotation was computed. [2022-07-13 23:29:17,269 INFO L902 garLoopResultBuilder]: At program point L12615(lines 12614 12616) the Hoare annotation is: true [2022-07-13 23:29:17,269 INFO L902 garLoopResultBuilder]: At program point L6148(lines 6133 6152) the Hoare annotation is: true [2022-07-13 23:29:17,269 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12508 12510) no Hoare annotation was computed. [2022-07-13 23:29:17,270 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12508 12510) the Hoare annotation is: true [2022-07-13 23:29:17,270 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12617 12619) no Hoare annotation was computed. [2022-07-13 23:29:17,270 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12617 12619) the Hoare annotation is: true [2022-07-13 23:29:17,270 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12617 12619) no Hoare annotation was computed. [2022-07-13 23:29:17,270 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5412 5417) the Hoare annotation is: true [2022-07-13 23:29:17,270 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5412 5417) no Hoare annotation was computed. [2022-07-13 23:29:17,271 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5412 5417) no Hoare annotation was computed. [2022-07-13 23:29:17,271 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8283 8296) the Hoare annotation is: true [2022-07-13 23:29:17,271 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8283 8296) no Hoare annotation was computed. [2022-07-13 23:29:17,271 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8283 8296) no Hoare annotation was computed. [2022-07-13 23:29:17,271 INFO L899 garLoopResultBuilder]: For program point L8292-1(line 8292) no Hoare annotation was computed. [2022-07-13 23:29:17,271 INFO L902 garLoopResultBuilder]: At program point L8292(line 8292) the Hoare annotation is: true [2022-07-13 23:29:17,272 INFO L899 garLoopResultBuilder]: For program point L8293-1(line 8293) no Hoare annotation was computed. [2022-07-13 23:29:17,272 INFO L902 garLoopResultBuilder]: At program point L8293(line 8293) the Hoare annotation is: true [2022-07-13 23:29:17,272 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8365 8370) no Hoare annotation was computed. [2022-07-13 23:29:17,272 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8365 8370) no Hoare annotation was computed. [2022-07-13 23:29:17,272 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8365 8370) the Hoare annotation is: true [2022-07-13 23:29:17,272 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5429 5438) the Hoare annotation is: true [2022-07-13 23:29:17,273 INFO L899 garLoopResultBuilder]: For program point L5431(lines 5431 5437) no Hoare annotation was computed. [2022-07-13 23:29:17,273 INFO L902 garLoopResultBuilder]: At program point L5427(lines 5425 5428) the Hoare annotation is: true [2022-07-13 23:29:17,273 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5429 5438) no Hoare annotation was computed. [2022-07-13 23:29:17,273 INFO L899 garLoopResultBuilder]: For program point L5422(line 5422) no Hoare annotation was computed. [2022-07-13 23:29:17,273 INFO L899 garLoopResultBuilder]: For program point L5421(lines 5421 5423) no Hoare annotation was computed. [2022-07-13 23:29:17,273 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5429 5438) no Hoare annotation was computed. [2022-07-13 23:29:17,274 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12590 12592) the Hoare annotation is: true [2022-07-13 23:29:17,274 INFO L899 garLoopResultBuilder]: For program point L12591-1(line 12591) no Hoare annotation was computed. [2022-07-13 23:29:17,274 INFO L902 garLoopResultBuilder]: At program point L12591(line 12591) the Hoare annotation is: true [2022-07-13 23:29:17,274 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12590 12592) no Hoare annotation was computed. [2022-07-13 23:29:17,274 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12590 12592) no Hoare annotation was computed. [2022-07-13 23:29:17,274 INFO L895 garLoopResultBuilder]: At program point L12404(line 12404) 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))) [2022-07-13 23:29:17,274 INFO L899 garLoopResultBuilder]: For program point L12404-1(lines 12383 12408) no Hoare annotation was computed. [2022-07-13 23:29:17,275 INFO L895 garLoopResultBuilder]: At program point L12396(line 12396) 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))) [2022-07-13 23:29:17,275 INFO L899 garLoopResultBuilder]: For program point L12396-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-13 23:29:17,275 INFO L895 garLoopResultBuilder]: At program point L12400(line 12400) 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))) [2022-07-13 23:29:17,275 INFO L899 garLoopResultBuilder]: For program point L12400-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-13 23:29:17,275 INFO L895 garLoopResultBuilder]: At program point L12388(line 12388) 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))) [2022-07-13 23:29:17,276 INFO L899 garLoopResultBuilder]: For program point L12388-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-13 23:29:17,276 INFO L895 garLoopResultBuilder]: At program point L12392(line 12392) 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))) [2022-07-13 23:29:17,276 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12383 12408) no Hoare annotation was computed. [2022-07-13 23:29:17,276 INFO L899 garLoopResultBuilder]: For program point L12392-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-13 23:29:17,276 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12383 12408) the Hoare annotation is: true [2022-07-13 23:29:17,276 INFO L902 garLoopResultBuilder]: At program point L6111(line 6111) the Hoare annotation is: true [2022-07-13 23:29:17,276 INFO L899 garLoopResultBuilder]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2022-07-13 23:29:17,277 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6090 6128) no Hoare annotation was computed. [2022-07-13 23:29:17,277 INFO L902 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: true [2022-07-13 23:29:17,277 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2022-07-13 23:29:17,277 INFO L899 garLoopResultBuilder]: For program point L6103(line 6103) no Hoare annotation was computed. [2022-07-13 23:29:17,277 INFO L899 garLoopResultBuilder]: For program point L6105(lines 6105 6108) no Hoare annotation was computed. [2022-07-13 23:29:17,277 INFO L899 garLoopResultBuilder]: For program point L6110(lines 6110 6114) no Hoare annotation was computed. [2022-07-13 23:29:17,278 INFO L902 garLoopResultBuilder]: At program point L5402(lines 5390 5404) the Hoare annotation is: true [2022-07-13 23:29:17,278 INFO L902 garLoopResultBuilder]: At program point L6123(lines 6099 6127) the Hoare annotation is: true [2022-07-13 23:29:17,278 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6090 6128) the Hoare annotation is: true [2022-07-13 23:29:17,278 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6090 6128) no Hoare annotation was computed. [2022-07-13 23:29:17,278 INFO L902 garLoopResultBuilder]: At program point L6121(lines 6099 6127) the Hoare annotation is: true [2022-07-13 23:29:17,278 INFO L902 garLoopResultBuilder]: At program point L6115(line 6115) the Hoare annotation is: true [2022-07-13 23:29:17,279 INFO L899 garLoopResultBuilder]: For program point L6115-1(line 6115) no Hoare annotation was computed. [2022-07-13 23:29:17,279 INFO L899 garLoopResultBuilder]: For program point L8508(lines 8508 8511) no Hoare annotation was computed. [2022-07-13 23:29:17,279 INFO L895 garLoopResultBuilder]: At program point L8698(lines 8623 8700) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-13 23:29:17,279 INFO L899 garLoopResultBuilder]: For program point L8640(lines 8640 8688) no Hoare annotation was computed. [2022-07-13 23:29:17,279 INFO L899 garLoopResultBuilder]: For program point L8500(lines 8500 8504) no Hoare annotation was computed. [2022-07-13 23:29:17,279 INFO L899 garLoopResultBuilder]: For program point L8500-2(lines 8500 8504) no Hoare annotation was computed. [2022-07-13 23:29:17,279 INFO L899 garLoopResultBuilder]: For program point L8525(line 8525) no Hoare annotation was computed. [2022-07-13 23:29:17,280 INFO L895 garLoopResultBuilder]: At program point L8492(lines 8492 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)) [2022-07-13 23:29:17,280 INFO L899 garLoopResultBuilder]: For program point L8682(line 8682) no Hoare annotation was computed. [2022-07-13 23:29:17,280 INFO L899 garLoopResultBuilder]: For program point L8657(line 8657) no Hoare annotation was computed. [2022-07-13 23:29:17,280 INFO L899 garLoopResultBuilder]: For program point L8674(line 8674) no Hoare annotation was computed. [2022-07-13 23:29:17,280 INFO L895 garLoopResultBuilder]: At program point L8550(lines 8543 8552) 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)) [2022-07-13 23:29:17,280 INFO L899 garLoopResultBuilder]: For program point L8666(line 8666) no Hoare annotation was computed. [2022-07-13 23:29:17,281 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 23:29:17,281 INFO L899 garLoopResultBuilder]: For program point L8641(line 8641) no Hoare annotation was computed. [2022-07-13 23:29:17,281 INFO L895 garLoopResultBuilder]: At program point L12671(lines 12670 12672) 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)) [2022-07-13 23:29:17,281 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 23:29:17,281 INFO L895 garLoopResultBuilder]: At program point L12746(line 12746) 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)) [2022-07-13 23:29:17,282 INFO L895 garLoopResultBuilder]: At program point L8683(line 8683) 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)) [2022-07-13 23:29:17,282 INFO L899 garLoopResultBuilder]: For program point L8683-1(line 8683) no Hoare annotation was computed. [2022-07-13 23:29:17,282 INFO L895 garLoopResultBuilder]: At program point L8675(line 8675) 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)) [2022-07-13 23:29:17,282 INFO L899 garLoopResultBuilder]: For program point L8642(lines 8642 8652) no Hoare annotation was computed. [2022-07-13 23:29:17,282 INFO L899 garLoopResultBuilder]: For program point L8675-1(line 8675) no Hoare annotation was computed. [2022-07-13 23:29:17,282 INFO L899 garLoopResultBuilder]: For program point L12746-1(line 12746) no Hoare annotation was computed. [2022-07-13 23:29:17,283 INFO L895 garLoopResultBuilder]: At program point L12746-2(lines 12745 12747) 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)) [2022-07-13 23:29:17,283 INFO L895 garLoopResultBuilder]: At program point L8667(line 8667) 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)) [2022-07-13 23:29:17,283 INFO L895 garLoopResultBuilder]: At program point L8667-1(line 8667) 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)) [2022-07-13 23:29:17,283 INFO L899 garLoopResultBuilder]: For program point L8692(lines 8692 8695) no Hoare annotation was computed. [2022-07-13 23:29:17,283 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) 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)) [2022-07-13 23:29:17,284 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) 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)) [2022-07-13 23:29:17,284 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-13 23:29:17,284 INFO L895 garLoopResultBuilder]: At program point L8693(lines 8633 8699) 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)) [2022-07-13 23:29:17,284 INFO L895 garLoopResultBuilder]: At program point L8247(lines 8243 8249) 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)) [2022-07-13 23:29:17,284 INFO L899 garLoopResultBuilder]: For program point L8528(line 8528) no Hoare annotation was computed. [2022-07-13 23:29:17,284 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-13 23:29:17,285 INFO L895 garLoopResultBuilder]: At program point L8322(lines 8297 8324) 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)) [2022-07-13 23:29:17,285 INFO L895 garLoopResultBuilder]: At program point L8520(line 8520) 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)) [2022-07-13 23:29:17,285 INFO L899 garLoopResultBuilder]: For program point L8520-1(line 8520) no Hoare annotation was computed. [2022-07-13 23:29:17,285 INFO L902 garLoopResultBuilder]: At program point L8636(line 8636) the Hoare annotation is: true [2022-07-13 23:29:17,285 INFO L895 garLoopResultBuilder]: At program point L12749-2(lines 12748 12750) 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)) [2022-07-13 23:29:17,285 INFO L895 garLoopResultBuilder]: At program point L12749(line 12749) 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)) [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L12749-1(line 12749) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L8686(line 8686) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L895 garLoopResultBuilder]: At program point L8645(line 8645) 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)) [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L8645-1(lines 8642 8651) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L8678(line 8678) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L8670(line 8670) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8530) no Hoare annotation was computed. [2022-07-13 23:29:17,286 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8314) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point L8307-2(lines 8307 8314) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point L8522(line 8522) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point L8654(line 8654) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) 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)) [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 23:29:17,287 INFO L899 garLoopResultBuilder]: For program point L8506(line 8506) no Hoare annotation was computed. [2022-07-13 23:29:17,288 INFO L895 garLoopResultBuilder]: At program point L8671(line 8671) 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)) [2022-07-13 23:29:17,288 INFO L895 garLoopResultBuilder]: At program point L8671-1(line 8671) 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)) [2022-07-13 23:29:17,288 INFO L899 garLoopResultBuilder]: For program point L8506-2(line 8506) no Hoare annotation was computed. [2022-07-13 23:29:17,288 INFO L895 garLoopResultBuilder]: At program point L8696(lines 8633 8699) 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)) [2022-07-13 23:29:17,288 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) 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)) [2022-07-13 23:29:17,289 INFO L899 garLoopResultBuilder]: For program point L8308(lines 8308 8311) no Hoare annotation was computed. [2022-07-13 23:29:17,289 INFO L899 garLoopResultBuilder]: For program point L8663-1(line 8663) no Hoare annotation was computed. [2022-07-13 23:29:17,289 INFO L899 garLoopResultBuilder]: For program point L8655(lines 8655 8660) no Hoare annotation was computed. [2022-07-13 23:29:17,289 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)) [2022-07-13 23:29:17,289 INFO L899 garLoopResultBuilder]: For program point L8507(line 8507) no Hoare annotation was computed. [2022-07-13 23:29:17,289 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-13 23:29:17,290 INFO L899 garLoopResultBuilder]: For program point L8317(lines 8317 8321) no Hoare annotation was computed. [2022-07-13 23:29:17,290 INFO L899 garLoopResultBuilder]: For program point L8697(line 8697) no Hoare annotation was computed. [2022-07-13 23:29:17,290 INFO L895 garLoopResultBuilder]: At program point L8689(lines 8633 8699) 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)) [2022-07-13 23:29:17,290 INFO L895 garLoopResultBuilder]: At program point L8656(line 8656) 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)) [2022-07-13 23:29:17,290 INFO L895 garLoopResultBuilder]: At program point L8656-1(line 8656) 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)) [2022-07-13 23:29:17,290 INFO L899 garLoopResultBuilder]: For program point L8516(lines 8516 8519) no Hoare annotation was computed. [2022-07-13 23:29:17,291 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12626 12628) no Hoare annotation was computed. [2022-07-13 23:29:17,291 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12626 12628) the Hoare annotation is: true [2022-07-13 23:29:17,291 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12626 12628) no Hoare annotation was computed. [2022-07-13 23:29:17,291 INFO L899 garLoopResultBuilder]: For program point L8345-1(lines 8345 8348) no Hoare annotation was computed. [2022-07-13 23:29:17,291 INFO L902 garLoopResultBuilder]: At program point L8339(lines 8329 8350) the Hoare annotation is: true [2022-07-13 23:29:17,291 INFO L902 garLoopResultBuilder]: At program point L8341(lines 8329 8350) the Hoare annotation is: true [2022-07-13 23:29:17,292 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8325 8351) no Hoare annotation was computed. [2022-07-13 23:29:17,292 INFO L899 garLoopResultBuilder]: For program point L8335-1(line 8335) no Hoare annotation was computed. [2022-07-13 23:29:17,292 INFO L902 garLoopResultBuilder]: At program point L8335(line 8335) the Hoare annotation is: true [2022-07-13 23:29:17,292 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8325 8351) the Hoare annotation is: true [2022-07-13 23:29:17,292 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8325 8351) no Hoare annotation was computed. [2022-07-13 23:29:17,292 INFO L899 garLoopResultBuilder]: For program point L8344-1(lines 8329 8350) no Hoare annotation was computed. [2022-07-13 23:29:17,293 INFO L902 garLoopResultBuilder]: At program point L8344(line 8344) the Hoare annotation is: true [2022-07-13 23:29:17,293 INFO L899 garLoopResultBuilder]: For program point L8334(lines 8334 8337) no Hoare annotation was computed. [2022-07-13 23:29:17,293 INFO L899 garLoopResultBuilder]: For program point L8334-2(lines 8334 8337) no Hoare annotation was computed. [2022-07-13 23:29:17,296 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-13 23:29:17,299 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 23:29:17,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 11:29:17 BoogieIcfgContainer [2022-07-13 23:29:17,328 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 23:29:17,329 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 23:29:17,329 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 23:29:17,329 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 23:29:17,330 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:28:47" (3/4) ... [2022-07-13 23:29:17,332 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 23:29:17,338 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-13 23:29:17,339 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-13 23:29:17,339 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-13 23:29:17,339 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-13 23:29:17,339 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-13 23:29:17,339 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-13 23:29:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-13 23:29:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-13 23:29:17,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-13 23:29:17,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-13 23:29:17,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-13 23:29:17,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-13 23:29:17,379 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-13 23:29:17,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-13 23:29:17,385 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-13 23:29:17,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-13 23:29:17,391 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-13 23:29:17,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 23:29:17,396 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 23:29:17,818 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 23:29:17,818 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 23:29:17,819 INFO L158 Benchmark]: Toolchain (without parser) took 112050.26ms. Allocated memory was 109.1MB in the beginning and 1.1GB in the end (delta: 992.0MB). Free memory was 76.1MB in the beginning and 517.5MB in the end (delta: -441.4MB). Peak memory consumption was 550.3MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,819 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 23:29:17,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4115.80ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 75.8MB in the beginning and 84.9MB in the end (delta: -9.1MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 291.73ms. Allocated memory is still 197.1MB. Free memory was 84.9MB in the beginning and 60.8MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,820 INFO L158 Benchmark]: Boogie Preprocessor took 181.03ms. Allocated memory was 197.1MB in the beginning and 302.0MB in the end (delta: 104.9MB). Free memory was 60.8MB in the beginning and 195.4MB in the end (delta: -134.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,820 INFO L158 Benchmark]: RCFGBuilder took 76690.01ms. Allocated memory was 302.0MB in the beginning and 1.1GB in the end (delta: 799.0MB). Free memory was 195.4MB in the beginning and 903.2MB in the end (delta: -707.8MB). Peak memory consumption was 657.5MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,820 INFO L158 Benchmark]: TraceAbstraction took 30275.29ms. Allocated memory is still 1.1GB. Free memory was 903.2MB in the beginning and 654.9MB in the end (delta: 248.3MB). Peak memory consumption was 247.2MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,820 INFO L158 Benchmark]: Witness Printer took 489.48ms. Allocated memory is still 1.1GB. Free memory was 654.9MB in the beginning and 517.5MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. [2022-07-13 23:29:17,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4115.80ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 75.8MB in the beginning and 84.9MB in the end (delta: -9.1MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 291.73ms. Allocated memory is still 197.1MB. Free memory was 84.9MB in the beginning and 60.8MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 181.03ms. Allocated memory was 197.1MB in the beginning and 302.0MB in the end (delta: 104.9MB). Free memory was 60.8MB in the beginning and 195.4MB in the end (delta: -134.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 76690.01ms. Allocated memory was 302.0MB in the beginning and 1.1GB in the end (delta: 799.0MB). Free memory was 195.4MB in the beginning and 903.2MB in the end (delta: -707.8MB). Peak memory consumption was 657.5MB. Max. memory is 16.1GB. * TraceAbstraction took 30275.29ms. Allocated memory is still 1.1GB. Free memory was 903.2MB in the beginning and 654.9MB in the end (delta: 248.3MB). Peak memory consumption was 247.2MB. Max. memory is 16.1GB. * Witness Printer took 489.48ms. Allocated memory is still 1.1GB. Free memory was 654.9MB in the beginning and 517.5MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. 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: 11827]: 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: 30.2s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 22.2s 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, 0.7s 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, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.8s 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: 12745]: 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: 8297]: 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: 12748]: 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: 12670]: 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: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5390]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: 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: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: 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: 8543]: 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: 8492]: 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: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8243]: 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: 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: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: 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: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 5425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12614]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-13 23:29:17,927 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