./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-16 22:56:09,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 22:56:09,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 22:56:09,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 22:56:09,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 22:56:09,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 22:56:09,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 22:56:09,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 22:56:09,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 22:56:09,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 22:56:09,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 22:56:09,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 22:56:09,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 22:56:09,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 22:56:09,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 22:56:09,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 22:56:09,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 22:56:09,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 22:56:09,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 22:56:09,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 22:56:09,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 22:56:09,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 22:56:09,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 22:56:09,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 22:56:09,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 22:56:09,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 22:56:09,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 22:56:09,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 22:56:09,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 22:56:09,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 22:56:09,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 22:56:09,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 22:56:09,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 22:56:09,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 22:56:09,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 22:56:09,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 22:56:09,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 22:56:09,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 22:56:09,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 22:56:09,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 22:56:09,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 22:56:09,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 22:56:09,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 22:56:09,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 22:56:09,658 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 22:56:09,658 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 22:56:09,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 22:56:09,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 22:56:09,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 22:56:09,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 22:56:09,660 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 22:56:09,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 22:56:09,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 22:56:09,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 22:56:09,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 22:56:09,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 22:56:09,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 22:56:09,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 22:56:09,662 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 22:56:09,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 22:56:09,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 22:56:09,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 22:56:09,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 22:56:09,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:56:09,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 22:56:09,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 22:56:09,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 22:56:09,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 22:56:09,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 22:56:09,664 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 22:56:09,664 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 22:56:09,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 22:56:09,664 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 22:56:09,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2021-11-16 22:56:09,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 22:56:09,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 22:56:09,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 22:56:09,877 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 22:56:09,877 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 22:56:09,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-11-16 22:56:09,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36d4eed3b/1a99103b902c4c82928f5405f471ee9e/FLAG52f8bbdf1 [2021-11-16 22:56:10,688 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 22:56:10,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-11-16 22:56:10,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36d4eed3b/1a99103b902c4c82928f5405f471ee9e/FLAG52f8bbdf1 [2021-11-16 22:56:10,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36d4eed3b/1a99103b902c4c82928f5405f471ee9e [2021-11-16 22:56:10,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 22:56:10,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 22:56:10,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 22:56:10,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 22:56:10,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 22:56:10,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:10" (1/1) ... [2021-11-16 22:56:10,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c054718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:10, skipping insertion in model container [2021-11-16 22:56:10,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:10" (1/1) ... [2021-11-16 22:56:10,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 22:56:11,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 22:56:13,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-11-16 22:56:13,788 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:56:13,852 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 22:56:14,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-11-16 22:56:14,324 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:56:14,491 INFO L208 MainTranslator]: Completed translation [2021-11-16 22:56:14,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14 WrapperNode [2021-11-16 22:56:14,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 22:56:14,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 22:56:14,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 22:56:14,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 22:56:14,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,745 INFO L137 Inliner]: procedures = 461, calls = 4704, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2201 [2021-11-16 22:56:14,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 22:56:14,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 22:56:14,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 22:56:14,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 22:56:14,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 22:56:14,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 22:56:14,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 22:56:14,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 22:56:14,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (1/1) ... [2021-11-16 22:56:14,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:56:14,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 22:56:14,863 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) [2021-11-16 22:56:14,879 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 [2021-11-16 22:56:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-16 22:56:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-16 22:56:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 22:56:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 22:56:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-16 22:56:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-16 22:56:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-16 22:56:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-16 22:56:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-11-16 22:56:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-11-16 22:56:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-16 22:56:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-16 22:56:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-16 22:56:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-16 22:56:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-16 22:56:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-16 22:56:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-16 22:56:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 22:56:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-16 22:56:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-16 22:56:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-11-16 22:56:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-11-16 22:56:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-16 22:56:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-16 22:56:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 22:56:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 22:56:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 22:56:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-11-16 22:56:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-11-16 22:56:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-16 22:56:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-16 22:56:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-11-16 22:56:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-11-16 22:56:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 22:56:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 22:56:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-16 22:56:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-16 22:56:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 22:56:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 22:56:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-11-16 22:56:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-11-16 22:56:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 22:56:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-16 22:56:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-16 22:56:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-16 22:56:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-16 22:56:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-16 22:56:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-16 22:56:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-11-16 22:56:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-11-16 22:56:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 22:56:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-11-16 22:56:14,896 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-11-16 22:56:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-16 22:56:14,896 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-16 22:56:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 22:56:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-11-16 22:56:14,896 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-11-16 22:56:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-16 22:56:14,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-16 22:56:15,201 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 22:56:15,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 22:57:27,648 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 22:57:27,654 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 22:57:27,654 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 22:57:27,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:57:27 BoogieIcfgContainer [2021-11-16 22:57:27,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 22:57:27,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 22:57:27,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 22:57:27,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 22:57:27,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:56:10" (1/3) ... [2021-11-16 22:57:27,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cb1ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:57:27, skipping insertion in model container [2021-11-16 22:57:27,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:14" (2/3) ... [2021-11-16 22:57:27,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cb1ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:57:27, skipping insertion in model container [2021-11-16 22:57:27,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:57:27" (3/3) ... [2021-11-16 22:57:27,662 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-11-16 22:57:27,666 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 22:57:27,666 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 22:57:27,699 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 22:57:27,703 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 22:57:27,704 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 22:57:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-11-16 22:57:27,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-16 22:57:27,722 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:27,723 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:27,723 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:27,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:27,730 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2021-11-16 22:57:27,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:27,737 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463008862] [2021-11-16 22:57:27,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:27,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:28,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:28,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:28,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463008862] [2021-11-16 22:57:28,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463008862] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:28,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:28,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:28,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526559409] [2021-11-16 22:57:28,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:28,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:28,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:28,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:28,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:28,523 INFO L87 Difference]: Start difference. First operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:30,625 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:32,669 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:33,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:33,095 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2021-11-16 22:57:33,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:33,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-11-16 22:57:33,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:33,105 INFO L225 Difference]: With dead ends: 415 [2021-11-16 22:57:33,106 INFO L226 Difference]: Without dead ends: 203 [2021-11-16 22:57:33,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:33,116 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.5s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:33,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2021-11-16 22:57:33,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-16 22:57:33,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-16 22:57:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 146 states have internal predecessors, (182), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2021-11-16 22:57:33,185 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2021-11-16 22:57:33,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:33,185 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2021-11-16 22:57:33,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:33,189 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2021-11-16 22:57:33,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-16 22:57:33,190 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:33,190 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:33,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-16 22:57:33,191 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:33,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:33,193 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2021-11-16 22:57:33,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:33,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115737605] [2021-11-16 22:57:33,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:33,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:33,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:33,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:33,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115737605] [2021-11-16 22:57:33,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115737605] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:33,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:33,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:33,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212953985] [2021-11-16 22:57:33,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:33,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:33,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:33,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:33,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:33,499 INFO L87 Difference]: Start difference. First operand 203 states and 253 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:35,585 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:37,718 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:38,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:38,230 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2021-11-16 22:57:38,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:38,231 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-11-16 22:57:38,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:38,233 INFO L225 Difference]: With dead ends: 205 [2021-11-16 22:57:38,233 INFO L226 Difference]: Without dead ends: 202 [2021-11-16 22:57:38,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:38,235 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:38,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2021-11-16 22:57:38,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-16 22:57:38,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-11-16 22:57:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 145 states have internal predecessors, (181), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2021-11-16 22:57:38,254 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2021-11-16 22:57:38,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:38,254 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2021-11-16 22:57:38,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2021-11-16 22:57:38,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-16 22:57:38,256 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:38,256 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:38,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-16 22:57:38,256 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:38,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:38,263 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2021-11-16 22:57:38,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:38,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219040621] [2021-11-16 22:57:38,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:38,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:38,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:38,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:38,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:38,572 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219040621] [2021-11-16 22:57:38,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219040621] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:38,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:38,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:38,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179155426] [2021-11-16 22:57:38,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:38,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:38,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:38,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:38,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:38,574 INFO L87 Difference]: Start difference. First operand 202 states and 251 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:40,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:42,847 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:43,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:43,158 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2021-11-16 22:57:43,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:43,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-11-16 22:57:43,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:43,160 INFO L225 Difference]: With dead ends: 204 [2021-11-16 22:57:43,160 INFO L226 Difference]: Without dead ends: 201 [2021-11-16 22:57:43,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:43,161 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:43,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2021-11-16 22:57:43,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-16 22:57:43,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-16 22:57:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 142 states have (on average 1.267605633802817) internal successors, (180), 144 states have internal predecessors, (180), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2021-11-16 22:57:43,176 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2021-11-16 22:57:43,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:43,177 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2021-11-16 22:57:43,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2021-11-16 22:57:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-16 22:57:43,179 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:43,179 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:43,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-16 22:57:43,180 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:43,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:43,180 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2021-11-16 22:57:43,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:43,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651558565] [2021-11-16 22:57:43,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:43,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:43,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:43,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:43,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:43,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651558565] [2021-11-16 22:57:43,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651558565] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:43,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:43,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:43,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914016066] [2021-11-16 22:57:43,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:43,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:43,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:43,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:43,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:43,511 INFO L87 Difference]: Start difference. First operand 201 states and 249 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:45,584 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:47,604 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:47,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:47,973 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2021-11-16 22:57:47,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:47,975 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-11-16 22:57:47,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:47,976 INFO L225 Difference]: With dead ends: 203 [2021-11-16 22:57:47,976 INFO L226 Difference]: Without dead ends: 200 [2021-11-16 22:57:47,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:47,977 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:47,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2021-11-16 22:57:47,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-11-16 22:57:47,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-11-16 22:57:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.2605633802816902) internal successors, (179), 143 states have internal predecessors, (179), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2021-11-16 22:57:48,000 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2021-11-16 22:57:48,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:48,001 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2021-11-16 22:57:48,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2021-11-16 22:57:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-16 22:57:48,002 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:48,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:48,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-16 22:57:48,002 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:48,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:48,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2021-11-16 22:57:48,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:48,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157163975] [2021-11-16 22:57:48,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:48,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:48,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:48,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:48,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157163975] [2021-11-16 22:57:48,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157163975] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:48,366 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:48,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:48,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358091423] [2021-11-16 22:57:48,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:48,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:48,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:48,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:48,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:48,368 INFO L87 Difference]: Start difference. First operand 200 states and 247 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:50,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:52,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:52,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:52,882 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2021-11-16 22:57:52,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:52,883 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-16 22:57:52,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:52,883 INFO L225 Difference]: With dead ends: 200 [2021-11-16 22:57:52,883 INFO L226 Difference]: Without dead ends: 0 [2021-11-16 22:57:52,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:52,884 INFO L933 BasicCegarLoop]: 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, 4.4s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:52,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2021-11-16 22:57:52,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-16 22:57:52,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-16 22:57:52,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-16 22:57:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-16 22:57:52,885 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-11-16 22:57:52,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:52,886 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-16 22:57:52,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-16 22:57:52,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-16 22:57:52,888 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 22:57:52,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-16 22:57:52,889 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12652 12654) no Hoare annotation was computed. [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12652 12654) no Hoare annotation was computed. [2021-11-16 22:57:54,787 INFO L861 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12652 12654) the Hoare annotation is: true [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12594 12596) no Hoare annotation was computed. [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12594 12596) no Hoare annotation was computed. [2021-11-16 22:57:54,787 INFO L861 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12594 12596) the Hoare annotation is: true [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11824 11829) no Hoare annotation was computed. [2021-11-16 22:57:54,787 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11824 11829) the Hoare annotation is: true [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11827) no Hoare annotation was computed. [2021-11-16 22:57:54,787 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11824 11829) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8259 8282) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8259 8282) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point L8268(lines 8268 8271) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L861 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: true [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point L8279-1(line 8279) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L861 garLoopResultBuilder]: At program point L8279(line 8279) the Hoare annotation is: true [2021-11-16 22:57:54,788 INFO L861 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8259 8282) the Hoare annotation is: true [2021-11-16 22:57:54,788 INFO L861 garLoopResultBuilder]: At program point L12567(lines 12566 12568) the Hoare annotation is: true [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point kref_getFINAL(lines 12492 12494) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L861 garLoopResultBuilder]: At program point kref_getENTRY(lines 12492 12494) the Hoare annotation is: true [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point kref_getEXIT(lines 12492 12494) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L854 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12372 12382) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12372 12382) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12372 12382) no Hoare annotation was computed. [2021-11-16 22:57:54,788 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12597 12599) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L861 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12597 12599) the Hoare annotation is: true [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12597 12599) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8352 8364) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point L8361(line 8361) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L861 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8352 8364) the Hoare annotation is: true [2021-11-16 22:57:54,789 INFO L861 garLoopResultBuilder]: At program point L8357-2(lines 8357 8360) the Hoare annotation is: true [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8352 8364) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point L8357(lines 8357 8360) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L861 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: true [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8464 8491) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point L8478-2(lines 8478 8481) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point L8478(lines 8478 8481) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8464 8491) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L861 garLoopResultBuilder]: At program point L8472(lines 8472 8473) the Hoare annotation is: true [2021-11-16 22:57:54,789 INFO L858 garLoopResultBuilder]: For program point L8472-1(lines 8472 8473) no Hoare annotation was computed. [2021-11-16 22:57:54,789 INFO L861 garLoopResultBuilder]: At program point L8485(lines 8469 8490) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point L8483(lines 8469 8490) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8464 8491) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point L12588(line 12588) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12587 12589) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point L12588-1(line 12588) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12587 12589) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12587 12589) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12502 12504) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12502 12504) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12502 12504) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point kref_putEXIT(lines 12499 12501) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point kref_putENTRY(lines 12499 12501) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point kref_putFINAL(lines 12499 12501) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6129 6153) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point L6138(lines 6138 6144) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: true [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L858 garLoopResultBuilder]: For program point L6138-2(lines 6138 6144) no Hoare annotation was computed. [2021-11-16 22:57:54,790 INFO L861 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6129 6153) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point L6146(lines 6133 6152) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6129 6153) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point L12615(lines 12614 12616) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point L6148(lines 6133 6152) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12508 12510) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12508 12510) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12617 12619) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12617 12619) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12617 12619) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5412 5417) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5412 5417) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5412 5417) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8283 8296) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8283 8296) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8283 8296) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point L8292-1(line 8292) no Hoare annotation was computed. [2021-11-16 22:57:54,791 INFO L861 garLoopResultBuilder]: At program point L8292(line 8292) the Hoare annotation is: true [2021-11-16 22:57:54,791 INFO L858 garLoopResultBuilder]: For program point L8293-1(line 8293) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L861 garLoopResultBuilder]: At program point L8293(line 8293) the Hoare annotation is: true [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8365 8370) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8365 8370) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L861 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8365 8370) the Hoare annotation is: true [2021-11-16 22:57:54,792 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5429 5438) the Hoare annotation is: true [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point L5431(lines 5431 5437) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L861 garLoopResultBuilder]: At program point L5427(lines 5425 5428) the Hoare annotation is: true [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5429 5438) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point L5422(line 5422) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point L5421(lines 5421 5423) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5429 5438) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L861 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12590 12592) the Hoare annotation is: true [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point L12591-1(line 12591) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L861 garLoopResultBuilder]: At program point L12591(line 12591) the Hoare annotation is: true [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12590 12592) no Hoare annotation was computed. [2021-11-16 22:57:54,792 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12590 12592) no Hoare annotation was computed. [2021-11-16 22:57:54,793 INFO L854 garLoopResultBuilder]: At program point L12404(line 12404) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:57:54,793 INFO L858 garLoopResultBuilder]: For program point L12404-1(lines 12383 12408) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L854 garLoopResultBuilder]: At program point L12396(line 12396) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L12396-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L854 garLoopResultBuilder]: At program point L12400(line 12400) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L12400-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L854 garLoopResultBuilder]: At program point L12388(line 12388) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L12388-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L854 garLoopResultBuilder]: At program point L12392(line 12392) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12383 12408) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L12392-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12383 12408) the Hoare annotation is: true [2021-11-16 22:57:54,794 INFO L861 garLoopResultBuilder]: At program point L6111(line 6111) the Hoare annotation is: true [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6090 6128) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L861 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: true [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L6103(line 6103) no Hoare annotation was computed. [2021-11-16 22:57:54,794 INFO L858 garLoopResultBuilder]: For program point L6105(lines 6105 6108) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L6110(lines 6110 6114) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L861 garLoopResultBuilder]: At program point L5402(lines 5390 5404) the Hoare annotation is: true [2021-11-16 22:57:54,795 INFO L861 garLoopResultBuilder]: At program point L6123(lines 6099 6127) the Hoare annotation is: true [2021-11-16 22:57:54,795 INFO L861 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6090 6128) the Hoare annotation is: true [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6090 6128) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L861 garLoopResultBuilder]: At program point L6121(lines 6099 6127) the Hoare annotation is: true [2021-11-16 22:57:54,795 INFO L861 garLoopResultBuilder]: At program point L6115(line 6115) the Hoare annotation is: true [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L6115-1(line 6115) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8508(lines 8508 8511) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L854 garLoopResultBuilder]: At program point L8698(lines 8623 8700) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8640(lines 8640 8688) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8500(lines 8500 8504) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8500-2(lines 8500 8504) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8525(line 8525) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L854 garLoopResultBuilder]: At program point L8492(lines 8492 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8682(line 8682) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8657(line 8657) no Hoare annotation was computed. [2021-11-16 22:57:54,795 INFO L858 garLoopResultBuilder]: For program point L8674(line 8674) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L8550(lines 8543 8552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L8666(line 8666) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L8641(line 8641) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L12671(lines 12670 12672) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L12746(line 12746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L8683(line 8683) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L8683-1(line 8683) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L8675(line 8675) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L8642(lines 8642 8652) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L8675-1(line 8675) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L12746-1(line 12746) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L12746-2(lines 12745 12747) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L8667(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L8667-1(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,796 INFO L858 garLoopResultBuilder]: For program point L8692(lines 8692 8695) no Hoare annotation was computed. [2021-11-16 22:57:54,796 INFO L854 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L8693(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L8247(lines 8243 8249) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8528(line 8528) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L8322(lines 8297 8324) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L8520(line 8520) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8520-1(line 8520) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L861 garLoopResultBuilder]: At program point L8636(line 8636) the Hoare annotation is: true [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L12749-2(lines 12748 12750) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L12749(line 12749) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L12749-1(line 12749) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8686(line 8686) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L854 garLoopResultBuilder]: At program point L8645(line 8645) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8645-1(lines 8642 8651) no Hoare annotation was computed. [2021-11-16 22:57:54,797 INFO L858 garLoopResultBuilder]: For program point L8678(line 8678) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8670(line 8670) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8505(lines 8505 8530) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8307(lines 8307 8314) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8307-2(lines 8307 8314) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8522(line 8522) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8654(line 8654) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L854 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8506(line 8506) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L854 garLoopResultBuilder]: At program point L8671(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,798 INFO L854 garLoopResultBuilder]: At program point L8671-1(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8506-2(line 8506) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L854 garLoopResultBuilder]: At program point L8696(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,798 INFO L854 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8308(lines 8308 8311) no Hoare annotation was computed. [2021-11-16 22:57:54,798 INFO L858 garLoopResultBuilder]: For program point L8663-1(line 8663) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8655(lines 8655 8660) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L854 garLoopResultBuilder]: At program point L8540(lines 8533 8542) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8507(line 8507) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8317(lines 8317 8321) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8697(line 8697) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L854 garLoopResultBuilder]: At program point L8689(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,799 INFO L854 garLoopResultBuilder]: At program point L8656(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,799 INFO L854 garLoopResultBuilder]: At program point L8656-1(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8516(lines 8516 8519) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12626 12628) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L861 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12626 12628) the Hoare annotation is: true [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12626 12628) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8345-1(lines 8345 8348) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L861 garLoopResultBuilder]: At program point L8339(lines 8329 8350) the Hoare annotation is: true [2021-11-16 22:57:54,799 INFO L861 garLoopResultBuilder]: At program point L8341(lines 8329 8350) the Hoare annotation is: true [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8325 8351) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L858 garLoopResultBuilder]: For program point L8335-1(line 8335) no Hoare annotation was computed. [2021-11-16 22:57:54,799 INFO L861 garLoopResultBuilder]: At program point L8335(line 8335) the Hoare annotation is: true [2021-11-16 22:57:54,800 INFO L861 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8325 8351) the Hoare annotation is: true [2021-11-16 22:57:54,800 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8325 8351) no Hoare annotation was computed. [2021-11-16 22:57:54,800 INFO L858 garLoopResultBuilder]: For program point L8344-1(lines 8329 8350) no Hoare annotation was computed. [2021-11-16 22:57:54,800 INFO L861 garLoopResultBuilder]: At program point L8344(line 8344) the Hoare annotation is: true [2021-11-16 22:57:54,800 INFO L858 garLoopResultBuilder]: For program point L8334(lines 8334 8337) no Hoare annotation was computed. [2021-11-16 22:57:54,800 INFO L858 garLoopResultBuilder]: For program point L8334-2(lines 8334 8337) no Hoare annotation was computed. [2021-11-16 22:57:54,802 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-16 22:57:54,820 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 22:57:54,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:57:54 BoogieIcfgContainer [2021-11-16 22:57:54,855 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 22:57:54,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 22:57:54,856 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 22:57:54,856 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 22:57:54,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:57:27" (3/4) ... [2021-11-16 22:57:54,859 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2021-11-16 22:57:54,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-11-16 22:57:54,865 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2021-11-16 22:57:54,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2021-11-16 22:57:54,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2021-11-16 22:57:54,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-16 22:57:54,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-11-16 22:57:54,910 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-16 22:57:54,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-16 22:57:54,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-16 22:57:54,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-16 22:57:54,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-16 22:57:55,521 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-16 22:57:55,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 22:57:55,522 INFO L158 Benchmark]: Toolchain (without parser) took 104559.80ms. Allocated memory was 113.2MB in the beginning and 962.6MB in the end (delta: 849.3MB). Free memory was 67.0MB in the beginning and 510.7MB in the end (delta: -443.7MB). Peak memory consumption was 646.9MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,523 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 17.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3527.34ms. Allocated memory was 113.2MB in the beginning and 239.1MB in the end (delta: 125.8MB). Free memory was 67.0MB in the beginning and 154.9MB in the end (delta: -87.9MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.07ms. Allocated memory is still 239.1MB. Free memory was 154.9MB in the beginning and 131.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,523 INFO L158 Benchmark]: Boogie Preprocessor took 92.13ms. Allocated memory is still 239.1MB. Free memory was 131.8MB in the beginning and 114.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,524 INFO L158 Benchmark]: RCFGBuilder took 72817.19ms. Allocated memory was 239.1MB in the beginning and 962.6MB in the end (delta: 723.5MB). Free memory was 114.0MB in the beginning and 303.2MB in the end (delta: -189.2MB). Peak memory consumption was 556.3MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,524 INFO L158 Benchmark]: TraceAbstraction took 27197.77ms. Allocated memory is still 962.6MB. Free memory was 302.2MB in the beginning and 775.2MB in the end (delta: -473.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:57:55,524 INFO L158 Benchmark]: Witness Printer took 666.44ms. Allocated memory is still 962.6MB. Free memory was 775.2MB in the beginning and 510.7MB in the end (delta: 264.5MB). Peak memory consumption was 506.7MB. Max. memory is 16.1GB. [2021-11-16 22:57:55,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 17.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3527.34ms. Allocated memory was 113.2MB in the beginning and 239.1MB in the end (delta: 125.8MB). Free memory was 67.0MB in the beginning and 154.9MB in the end (delta: -87.9MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.07ms. Allocated memory is still 239.1MB. Free memory was 154.9MB in the beginning and 131.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.13ms. Allocated memory is still 239.1MB. Free memory was 131.8MB in the beginning and 114.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 72817.19ms. Allocated memory was 239.1MB in the beginning and 962.6MB in the end (delta: 723.5MB). Free memory was 114.0MB in the beginning and 303.2MB in the end (delta: -189.2MB). Peak memory consumption was 556.3MB. Max. memory is 16.1GB. * TraceAbstraction took 27197.77ms. Allocated memory is still 962.6MB. Free memory was 302.2MB in the beginning and 775.2MB in the end (delta: -473.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 666.44ms. Allocated memory is still 962.6MB. Free memory was 775.2MB in the beginning and 510.7MB in the end (delta: 264.5MB). Peak memory consumption was 506.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11827]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 21.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1058 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 175 PreInvPairs, 212 NumberOfFragments, 607 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 85 FomulaSimplificationsInter, 2499 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 12745]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8297]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12748]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12670]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5390]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8543]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8492]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8243]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8533]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 5425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12614]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-16 22:57:55,621 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE