./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 23:04:07,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 23:04:07,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 23:04:07,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 23:04:07,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 23:04:07,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 23:04:07,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 23:04:07,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 23:04:07,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 23:04:07,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 23:04:07,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 23:04:07,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 23:04:07,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 23:04:07,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 23:04:07,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 23:04:07,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 23:04:07,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 23:04:07,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 23:04:07,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 23:04:07,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 23:04:07,389 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 23:04:07,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 23:04:07,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 23:04:07,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 23:04:07,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 23:04:07,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 23:04:07,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 23:04:07,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 23:04:07,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 23:04:07,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 23:04:07,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 23:04:07,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 23:04:07,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 23:04:07,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 23:04:07,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 23:04:07,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 23:04:07,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 23:04:07,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 23:04:07,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 23:04:07,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 23:04:07,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 23:04:07,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 23:04:07,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 23:04:07,446 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 23:04:07,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 23:04:07,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 23:04:07,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 23:04:07,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 23:04:07,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 23:04:07,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 23:04:07,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 23:04:07,451 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 23:04:07,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 23:04:07,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 23:04:07,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 23:04:07,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 23:04:07,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 23:04:07,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 23:04:07,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 23:04:07,453 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 23:04:07,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 23:04:07,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 23:04:07,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 23:04:07,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 23:04:07,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:04:07,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 23:04:07,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 23:04:07,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 23:04:07,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 23:04:07,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 23:04:07,456 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 23:04:07,456 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 23:04:07,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 23:04:07,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2022-07-22 23:04:07,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 23:04:07,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 23:04:07,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 23:04:07,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 23:04:07,754 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 23:04:07,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-22 23:04:07,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b7f2e041/10d6ec2e97514a199b0160895a9ed911/FLAGafe9a539f [2022-07-22 23:04:08,619 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 23:04:08,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-22 23:04:08,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b7f2e041/10d6ec2e97514a199b0160895a9ed911/FLAGafe9a539f [2022-07-22 23:04:09,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b7f2e041/10d6ec2e97514a199b0160895a9ed911 [2022-07-22 23:04:09,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 23:04:09,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 23:04:09,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 23:04:09,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 23:04:09,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 23:04:09,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:04:09" (1/1) ... [2022-07-22 23:04:09,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c1a3b14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:09, skipping insertion in model container [2022-07-22 23:04:09,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:04:09" (1/1) ... [2022-07-22 23:04:09,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 23:04:09,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:04:12,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-22 23:04:12,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:04:12,646 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 23:04:13,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-22 23:04:13,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:04:13,485 INFO L208 MainTranslator]: Completed translation [2022-07-22 23:04:13,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13 WrapperNode [2022-07-22 23:04:13,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 23:04:13,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 23:04:13,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 23:04:13,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 23:04:13,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,781 INFO L137 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2224 [2022-07-22 23:04:13,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 23:04:13,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 23:04:13,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 23:04:13,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 23:04:13,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:13,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 23:04:13,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 23:04:13,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 23:04:13,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 23:04:13,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (1/1) ... [2022-07-22 23:04:14,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:04:14,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 23:04:14,033 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) [2022-07-22 23:04:14,061 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 [2022-07-22 23:04:14,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-22 23:04:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-22 23:04:14,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 23:04:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 23:04:14,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-22 23:04:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-22 23:04:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-22 23:04:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-22 23:04:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-22 23:04:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-22 23:04:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-22 23:04:14,086 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-22 23:04:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-22 23:04:14,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-22 23:04:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-22 23:04:14,087 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-22 23:04:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-22 23:04:14,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 23:04:14,087 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-22 23:04:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-22 23:04:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-22 23:04:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-22 23:04:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-22 23:04:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-22 23:04:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 23:04:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 23:04:14,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 23:04:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-22 23:04:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-22 23:04:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-22 23:04:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-22 23:04:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-22 23:04:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-22 23:04:14,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 23:04:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 23:04:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 23:04:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 23:04:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 23:04:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-22 23:04:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-22 23:04:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 23:04:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-22 23:04:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-22 23:04:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-22 23:04:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-22 23:04:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-22 23:04:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-22 23:04:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-22 23:04:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-22 23:04:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 23:04:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-22 23:04:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-22 23:04:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-22 23:04:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-22 23:04:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 23:04:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-22 23:04:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-22 23:04:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-22 23:04:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-22 23:04:14,519 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 23:04:14,521 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 23:05:24,842 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 23:05:24,851 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 23:05:24,851 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 23:05:24,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:05:24 BoogieIcfgContainer [2022-07-22 23:05:24,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 23:05:24,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 23:05:24,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 23:05:24,858 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 23:05:24,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 11:04:09" (1/3) ... [2022-07-22 23:05:24,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@523ee6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:05:24, skipping insertion in model container [2022-07-22 23:05:24,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:13" (2/3) ... [2022-07-22 23:05:24,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@523ee6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:05:24, skipping insertion in model container [2022-07-22 23:05:24,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:05:24" (3/3) ... [2022-07-22 23:05:24,861 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-22 23:05:24,872 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 23:05:24,873 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 23:05:24,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 23:05:24,946 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@78dbf9c7, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4840774 [2022-07-22 23:05:24,953 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 23:05:24,959 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) [2022-07-22 23:05:24,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-22 23:05:24,966 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:24,967 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:24,967 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:24,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:24,978 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-22 23:05:24,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:24,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236346388] [2022-07-22 23:05:24,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:24,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:26,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:26,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:26,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236346388] [2022-07-22 23:05:26,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236346388] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:26,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:26,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:26,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342068326] [2022-07-22 23:05:26,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:26,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:26,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:26,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:26,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:26,151 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) [2022-07-22 23:05:28,296 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:30,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:31,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:31,067 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-22 23:05:31,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:31,073 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 [2022-07-22 23:05:31,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:31,089 INFO L225 Difference]: With dead ends: 415 [2022-07-22 23:05:31,089 INFO L226 Difference]: Without dead ends: 203 [2022-07-22 23:05:31,100 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 [2022-07-22 23:05:31,107 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, 4.8s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:31,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.8s Time] [2022-07-22 23:05:31,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-22 23:05:31,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-22 23:05:31,201 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) [2022-07-22 23:05:31,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-22 23:05:31,209 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-22 23:05:31,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:31,211 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-22 23:05:31,211 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) [2022-07-22 23:05:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-22 23:05:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-22 23:05:31,216 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:31,216 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:31,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 23:05:31,217 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:31,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:31,220 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-22 23:05:31,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:31,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107435096] [2022-07-22 23:05:31,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:31,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:31,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:31,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:31,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107435096] [2022-07-22 23:05:31,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107435096] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:31,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:31,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:31,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139016032] [2022-07-22 23:05:31,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:31,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:31,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:31,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:31,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:31,887 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) [2022-07-22 23:05:34,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:36,064 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:36,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:36,535 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-22 23:05:36,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:36,536 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 [2022-07-22 23:05:36,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:36,538 INFO L225 Difference]: With dead ends: 205 [2022-07-22 23:05:36,538 INFO L226 Difference]: Without dead ends: 202 [2022-07-22 23:05:36,538 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 [2022-07-22 23:05:36,539 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:36,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-22 23:05:36,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-22 23:05:36,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-22 23:05:36,562 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) [2022-07-22 23:05:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-22 23:05:36,573 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-22 23:05:36,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:36,574 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-22 23:05:36,576 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) [2022-07-22 23:05:36,576 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-22 23:05:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-22 23:05:36,576 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:36,577 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:36,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 23:05:36,577 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:36,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:36,578 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-22 23:05:36,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:36,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350514850] [2022-07-22 23:05:36,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:36,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:37,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:37,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:37,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350514850] [2022-07-22 23:05:37,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350514850] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:37,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:37,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:37,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938138460] [2022-07-22 23:05:37,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:37,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:37,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:37,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:37,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:37,101 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) [2022-07-22 23:05:39,202 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:41,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:41,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:41,805 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-22 23:05:41,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:41,805 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 [2022-07-22 23:05:41,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:41,809 INFO L225 Difference]: With dead ends: 204 [2022-07-22 23:05:41,809 INFO L226 Difference]: Without dead ends: 201 [2022-07-22 23:05:41,810 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 [2022-07-22 23:05:41,811 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:41,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-22 23:05:41,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-22 23:05:41,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-22 23:05:41,827 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) [2022-07-22 23:05:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-22 23:05:41,829 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-22 23:05:41,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:41,830 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-22 23:05:41,830 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) [2022-07-22 23:05:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-22 23:05:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-22 23:05:41,831 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:41,831 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:41,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-22 23:05:41,832 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:41,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:41,832 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-22 23:05:41,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:41,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021498751] [2022-07-22 23:05:41,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:41,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:42,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:42,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:42,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021498751] [2022-07-22 23:05:42,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021498751] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:42,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:42,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:42,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025695828] [2022-07-22 23:05:42,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:42,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:42,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:42,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:42,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:42,319 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) [2022-07-22 23:05:44,492 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:46,531 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:46,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:46,960 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-22 23:05:46,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:46,961 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 [2022-07-22 23:05:46,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:46,963 INFO L225 Difference]: With dead ends: 203 [2022-07-22 23:05:46,963 INFO L226 Difference]: Without dead ends: 200 [2022-07-22 23:05:46,964 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 [2022-07-22 23:05:46,965 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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 [2022-07-22 23:05:46,965 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] [2022-07-22 23:05:46,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-22 23:05:46,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-22 23:05:46,987 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) [2022-07-22 23:05:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-22 23:05:46,989 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-22 23:05:46,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:46,989 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-22 23:05:46,990 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) [2022-07-22 23:05:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-22 23:05:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-22 23:05:46,991 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:46,991 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:46,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-22 23:05:46,992 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:46,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:46,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-22 23:05:46,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:46,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868614065] [2022-07-22 23:05:46,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:46,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:47,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:47,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:47,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868614065] [2022-07-22 23:05:47,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868614065] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:47,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:47,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:47,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763328910] [2022-07-22 23:05:47,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:47,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:47,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:47,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:47,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:47,479 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) [2022-07-22 23:05:49,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:51,701 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:52,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:52,105 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-22 23:05:52,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:52,106 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 [2022-07-22 23:05:52,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:52,106 INFO L225 Difference]: With dead ends: 200 [2022-07-22 23:05:52,106 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 23:05:52,107 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 [2022-07-22 23:05:52,108 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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 [2022-07-22 23:05:52,108 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] [2022-07-22 23:05:52,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 23:05:52,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 23:05:52,109 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) [2022-07-22 23:05:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 23:05:52,110 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-22 23:05:52,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:52,110 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 23:05:52,110 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) [2022-07-22 23:05:52,110 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 23:05:52,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 23:05:52,113 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 23:05:52,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-22 23:05:52,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 23:05:54,953 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2022-07-22 23:05:54,954 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2022-07-22 23:05:54,954 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2022-07-22 23:05:54,954 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2022-07-22 23:05:54,954 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2022-07-22 23:05:54,954 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2022-07-22 23:05:54,955 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2022-07-22 23:05:54,955 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2022-07-22 23:05:54,955 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2022-07-22 23:05:54,955 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2022-07-22 23:05:54,955 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2022-07-22 23:05:54,955 INFO L902 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2022-07-22 23:05:54,956 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2022-07-22 23:05:54,956 INFO L899 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2022-07-22 23:05:54,956 INFO L902 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2022-07-22 23:05:54,956 INFO L899 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2022-07-22 23:05:54,956 INFO L902 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2022-07-22 23:05:54,956 INFO L899 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2022-07-22 23:05:54,956 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2022-07-22 23:05:54,957 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2022-07-22 23:05:54,957 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2022-07-22 23:05:54,957 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2022-07-22 23:05:54,957 INFO L895 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12362 12372) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2022-07-22 23:05:54,957 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2022-07-22 23:05:54,957 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2022-07-22 23:05:54,958 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-22 23:05:54,958 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-22 23:05:54,958 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-22 23:05:54,958 INFO L899 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2022-07-22 23:05:54,958 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2022-07-22 23:05:54,958 INFO L899 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2022-07-22 23:05:54,958 INFO L902 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2022-07-22 23:05:54,959 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2022-07-22 23:05:54,959 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2022-07-22 23:05:54,959 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2022-07-22 23:05:54,959 INFO L902 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2022-07-22 23:05:54,959 INFO L899 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2022-07-22 23:05:54,959 INFO L902 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2022-07-22 23:05:54,960 INFO L899 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2022-07-22 23:05:54,960 INFO L899 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2022-07-22 23:05:54,960 INFO L902 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2022-07-22 23:05:54,960 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2022-07-22 23:05:54,960 INFO L899 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2022-07-22 23:05:54,960 INFO L902 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2022-07-22 23:05:54,960 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2022-07-22 23:05:54,961 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2022-07-22 23:05:54,961 INFO L899 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2022-07-22 23:05:54,961 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2022-07-22 23:05:54,961 INFO L902 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2022-07-22 23:05:54,961 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2022-07-22 23:05:54,961 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-22 23:05:54,962 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-22 23:05:54,962 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-22 23:05:54,962 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2022-07-22 23:05:54,962 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2022-07-22 23:05:54,962 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2022-07-22 23:05:54,962 INFO L902 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2022-07-22 23:05:54,963 INFO L902 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2022-07-22 23:05:54,963 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2022-07-22 23:05:54,963 INFO L899 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2022-07-22 23:05:54,963 INFO L902 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2022-07-22 23:05:54,963 INFO L899 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2022-07-22 23:05:54,963 INFO L899 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2022-07-22 23:05:54,965 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2022-07-22 23:05:54,965 INFO L902 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2022-07-22 23:05:54,965 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2022-07-22 23:05:54,966 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2022-07-22 23:05:54,966 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2022-07-22 23:05:54,966 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2022-07-22 23:05:54,966 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2022-07-22 23:05:54,966 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2022-07-22 23:05:54,966 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2022-07-22 23:05:54,966 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2022-07-22 23:05:54,967 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2022-07-22 23:05:54,967 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2022-07-22 23:05:54,967 INFO L902 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2022-07-22 23:05:54,967 INFO L899 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2022-07-22 23:05:54,967 INFO L902 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2022-07-22 23:05:54,967 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2022-07-22 23:05:54,967 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2022-07-22 23:05:54,968 INFO L899 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2022-07-22 23:05:54,968 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2022-07-22 23:05:54,968 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2022-07-22 23:05:54,968 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2022-07-22 23:05:54,968 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2022-07-22 23:05:54,968 INFO L899 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2022-07-22 23:05:54,969 INFO L902 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2022-07-22 23:05:54,969 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2022-07-22 23:05:54,969 INFO L899 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2022-07-22 23:05:54,969 INFO L899 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2022-07-22 23:05:54,969 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2022-07-22 23:05:54,969 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2022-07-22 23:05:54,969 INFO L899 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2022-07-22 23:05:54,970 INFO L902 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2022-07-22 23:05:54,970 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2022-07-22 23:05:54,970 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2022-07-22 23:05:54,970 INFO L895 garLoopResultBuilder]: At program point L12394(line 12394) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-22 23:05:54,970 INFO L899 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-22 23:05:54,970 INFO L895 garLoopResultBuilder]: At program point L12386(line 12386) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-22 23:05:54,970 INFO L899 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2022-07-22 23:05:54,971 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2022-07-22 23:05:54,971 INFO L895 garLoopResultBuilder]: At program point L12390(line 12390) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-22 23:05:54,971 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2022-07-22 23:05:54,971 INFO L899 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-22 23:05:54,971 INFO L895 garLoopResultBuilder]: At program point L12378(line 12378) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-22 23:05:54,971 INFO L899 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-22 23:05:54,972 INFO L895 garLoopResultBuilder]: At program point L12382(line 12382) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-22 23:05:54,972 INFO L899 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-22 23:05:54,972 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2022-07-22 23:05:54,972 INFO L899 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2022-07-22 23:05:54,972 INFO L902 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2022-07-22 23:05:54,972 INFO L902 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2022-07-22 23:05:54,972 INFO L902 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2022-07-22 23:05:54,973 INFO L902 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2022-07-22 23:05:54,973 INFO L902 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2022-07-22 23:05:54,973 INFO L899 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2022-07-22 23:05:54,973 INFO L899 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2022-07-22 23:05:54,973 INFO L899 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2022-07-22 23:05:54,973 INFO L902 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2022-07-22 23:05:54,973 INFO L899 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2022-07-22 23:05:54,974 INFO L899 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2022-07-22 23:05:54,974 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2022-07-22 23:05:54,974 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2022-07-22 23:05:54,974 INFO L899 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2022-07-22 23:05:54,974 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,974 INFO L895 garLoopResultBuilder]: At program point L12736-2(lines 12735 12737) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,975 INFO L899 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2022-07-22 23:05:54,975 INFO L895 garLoopResultBuilder]: At program point L12736(line 12736) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,975 INFO L895 garLoopResultBuilder]: At program point L8665(line 8665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,975 INFO L899 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2022-07-22 23:05:54,975 INFO L899 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2022-07-22 23:05:54,975 INFO L899 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2022-07-22 23:05:54,976 INFO L895 garLoopResultBuilder]: At program point L8657(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,976 INFO L895 garLoopResultBuilder]: At program point L8657-1(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,976 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 23:05:54,976 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 23:05:54,976 INFO L899 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2022-07-22 23:05:54,976 INFO L895 garLoopResultBuilder]: At program point L8633(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,976 INFO L895 garLoopResultBuilder]: At program point L8633-1(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,977 INFO L895 garLoopResultBuilder]: At program point L8683(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,977 INFO L895 garLoopResultBuilder]: At program point L8237(lines 8233 8239) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,977 INFO L899 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2022-07-22 23:05:54,977 INFO L899 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2022-07-22 23:05:54,977 INFO L899 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2022-07-22 23:05:54,977 INFO L895 garLoopResultBuilder]: At program point L8510(line 8510) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,978 INFO L895 garLoopResultBuilder]: At program point L8312(lines 8287 8314) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,978 INFO L902 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2022-07-22 23:05:54,978 INFO L895 garLoopResultBuilder]: At program point L12739(line 12739) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,978 INFO L899 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2022-07-22 23:05:54,978 INFO L899 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2022-07-22 23:05:54,978 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-22 23:05:54,979 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,979 INFO L899 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2022-07-22 23:05:54,979 INFO L895 garLoopResultBuilder]: At program point L12739-2(lines 12738 12740) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,979 INFO L899 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2022-07-22 23:05:54,979 INFO L899 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2022-07-22 23:05:54,979 INFO L899 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2022-07-22 23:05:54,979 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-22 23:05:54,980 INFO L899 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2022-07-22 23:05:54,980 INFO L899 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2022-07-22 23:05:54,980 INFO L895 garLoopResultBuilder]: At program point L8669(line 8669) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,980 INFO L899 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2022-07-22 23:05:54,980 INFO L899 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2022-07-22 23:05:54,980 INFO L895 garLoopResultBuilder]: At program point L8661(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,981 INFO L895 garLoopResultBuilder]: At program point L8661-1(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,981 INFO L895 garLoopResultBuilder]: At program point L8653(line 8653) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,981 INFO L899 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2022-07-22 23:05:54,981 INFO L899 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2022-07-22 23:05:54,981 INFO L899 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2022-07-22 23:05:54,981 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-22 23:05:54,981 INFO L895 garLoopResultBuilder]: At program point L8686(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,982 INFO L899 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2022-07-22 23:05:54,982 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 23:05:54,982 INFO L895 garLoopResultBuilder]: At program point L8530(lines 8523 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,982 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2022-07-22 23:05:54,982 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-22 23:05:54,982 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-22 23:05:54,983 INFO L899 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2022-07-22 23:05:54,983 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,983 INFO L895 garLoopResultBuilder]: At program point L8679(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,983 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,983 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 23:05:54,983 INFO L899 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2022-07-22 23:05:54,984 INFO L899 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2022-07-22 23:05:54,984 INFO L899 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2022-07-22 23:05:54,984 INFO L899 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2022-07-22 23:05:54,984 INFO L895 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-22 23:05:54,984 INFO L899 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2022-07-22 23:05:54,984 INFO L895 garLoopResultBuilder]: At program point L8482(lines 8482 8522) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,984 INFO L899 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2022-07-22 23:05:54,985 INFO L899 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2022-07-22 23:05:54,985 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)) [2022-07-22 23:05:54,985 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-22 23:05:54,985 INFO L895 garLoopResultBuilder]: At program point L12661(lines 12660 12662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:54,985 INFO L899 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2022-07-22 23:05:54,985 INFO L899 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2022-07-22 23:05:54,985 INFO L899 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2022-07-22 23:05:54,986 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2022-07-22 23:05:54,986 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2022-07-22 23:05:54,986 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2022-07-22 23:05:54,986 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2022-07-22 23:05:54,986 INFO L899 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2022-07-22 23:05:54,986 INFO L902 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2022-07-22 23:05:54,986 INFO L902 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2022-07-22 23:05:54,987 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2022-07-22 23:05:54,987 INFO L899 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2022-07-22 23:05:54,987 INFO L902 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2022-07-22 23:05:54,987 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2022-07-22 23:05:54,987 INFO L902 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2022-07-22 23:05:54,987 INFO L899 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2022-07-22 23:05:54,988 INFO L899 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2022-07-22 23:05:54,988 INFO L899 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2022-07-22 23:05:54,991 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-22 23:05:54,993 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 23:05:55,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 11:05:55 BoogieIcfgContainer [2022-07-22 23:05:55,015 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 23:05:55,016 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 23:05:55,016 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 23:05:55,016 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 23:05:55,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:05:24" (3/4) ... [2022-07-22 23:05:55,020 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 23:05:55,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-22 23:05:55,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-22 23:05:55,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-22 23:05:55,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-22 23:05:55,026 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-22 23:05:55,027 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-22 23:05:55,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-22 23:05:55,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-22 23:05:55,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-22 23:05:55,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-22 23:05:55,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-22 23:05:55,056 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-22 23:05:55,060 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-22 23:05:55,063 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-22 23:05:55,066 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-22 23:05:55,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-22 23:05:55,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-22 23:05:55,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 23:05:55,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 23:05:55,498 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 23:05:55,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 23:05:55,499 INFO L158 Benchmark]: Toolchain (without parser) took 106349.12ms. Allocated memory was 102.8MB in the beginning and 799.0MB in the end (delta: 696.3MB). Free memory was 68.9MB in the beginning and 315.2MB in the end (delta: -246.3MB). Peak memory consumption was 449.6MB. Max. memory is 16.1GB. [2022-07-22 23:05:55,499 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 102.8MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 23:05:55,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4335.45ms. Allocated memory was 102.8MB in the beginning and 228.6MB in the end (delta: 125.8MB). Free memory was 68.6MB in the beginning and 121.1MB in the end (delta: -52.5MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2022-07-22 23:05:55,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 293.84ms. Allocated memory is still 228.6MB. Free memory was 121.1MB in the beginning and 97.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-22 23:05:55,500 INFO L158 Benchmark]: Boogie Preprocessor took 208.74ms. Allocated memory is still 228.6MB. Free memory was 97.0MB in the beginning and 131.4MB in the end (delta: -34.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-07-22 23:05:55,500 INFO L158 Benchmark]: RCFGBuilder took 70860.39ms. Allocated memory was 228.6MB in the beginning and 799.0MB in the end (delta: 570.4MB). Free memory was 131.4MB in the beginning and 410.6MB in the end (delta: -279.2MB). Peak memory consumption was 483.1MB. Max. memory is 16.1GB. [2022-07-22 23:05:55,500 INFO L158 Benchmark]: TraceAbstraction took 30160.23ms. Allocated memory is still 799.0MB. Free memory was 409.6MB in the beginning and 452.6MB in the end (delta: -43.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 23:05:55,500 INFO L158 Benchmark]: Witness Printer took 482.40ms. Allocated memory is still 799.0MB. Free memory was 452.6MB in the beginning and 315.2MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. [2022-07-22 23:05:55,502 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 102.8MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4335.45ms. Allocated memory was 102.8MB in the beginning and 228.6MB in the end (delta: 125.8MB). Free memory was 68.6MB in the beginning and 121.1MB in the end (delta: -52.5MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 293.84ms. Allocated memory is still 228.6MB. Free memory was 121.1MB in the beginning and 97.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.74ms. Allocated memory is still 228.6MB. Free memory was 97.0MB in the beginning and 131.4MB in the end (delta: -34.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * RCFGBuilder took 70860.39ms. Allocated memory was 228.6MB in the beginning and 799.0MB in the end (delta: 570.4MB). Free memory was 131.4MB in the beginning and 410.6MB in the end (delta: -279.2MB). Peak memory consumption was 483.1MB. Max. memory is 16.1GB. * TraceAbstraction took 30160.23ms. Allocated memory is still 799.0MB. Free memory was 409.6MB in the beginning and 452.6MB in the end (delta: -43.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 482.40ms. Allocated memory is still 799.0MB. Free memory was 452.6MB in the beginning and 315.2MB 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: 11817]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 23.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 22.1s 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, 0.6s 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 175 PreInvPairs, 212 NumberOfFragments, 607 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 85 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8482]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8613]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 8287]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8533]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12735]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8523]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8233]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12604]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12660]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12738]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 RESULT: Ultimate proved your program to be correct! [2022-07-22 23:05:55,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE