./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 11:46:53,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 11:46:53,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 11:46:53,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 11:46:53,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 11:46:53,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 11:46:53,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 11:46:53,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 11:46:53,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 11:46:53,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 11:46:53,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 11:46:53,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 11:46:53,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 11:46:53,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 11:46:53,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 11:46:53,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 11:46:53,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 11:46:53,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 11:46:53,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 11:46:53,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 11:46:53,869 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 11:46:53,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 11:46:53,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 11:46:53,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 11:46:53,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 11:46:53,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 11:46:53,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 11:46:53,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 11:46:53,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 11:46:53,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 11:46:53,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 11:46:53,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 11:46:53,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 11:46:53,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 11:46:53,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 11:46:53,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 11:46:53,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 11:46:53,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 11:46:53,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 11:46:53,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 11:46:53,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 11:46:53,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 11:46:53,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 11:46:53,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 11:46:53,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 11:46:53,900 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 11:46:53,900 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 11:46:53,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 11:46:53,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 11:46:53,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 11:46:53,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 11:46:53,902 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 11:46:53,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 11:46:53,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 11:46:53,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 11:46:53,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 11:46:53,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 11:46:53,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 11:46:53,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 11:46:53,903 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 11:46:53,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 11:46:53,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 11:46:53,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 11:46:53,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 11:46:53,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:46:53,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 11:46:53,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 11:46:53,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 11:46:53,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 11:46:53,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 11:46:53,904 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 11:46:53,905 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 11:46:53,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 11:46:53,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2022-07-12 11:46:54,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 11:46:54,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 11:46:54,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 11:46:54,084 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 11:46:54,084 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 11:46:54,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-07-12 11:46:54,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc094c0f1/920ea8b1c6f24a579c07fcfc2ab29925/FLAG1841aa595 [2022-07-12 11:46:54,771 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 11:46:54,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-07-12 11:46:54,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc094c0f1/920ea8b1c6f24a579c07fcfc2ab29925/FLAG1841aa595 [2022-07-12 11:46:55,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc094c0f1/920ea8b1c6f24a579c07fcfc2ab29925 [2022-07-12 11:46:55,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 11:46:55,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 11:46:55,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 11:46:55,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 11:46:55,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 11:46:55,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:46:55" (1/1) ... [2022-07-12 11:46:55,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613869f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:55, skipping insertion in model container [2022-07-12 11:46:55,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 11:46:55" (1/1) ... [2022-07-12 11:46:55,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 11:46:55,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 11:46:56,717 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2022-07-12 11:46:56,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:46:56,840 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 11:46:57,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2022-07-12 11:46:57,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 11:46:57,366 INFO L208 MainTranslator]: Completed translation [2022-07-12 11:46:57,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57 WrapperNode [2022-07-12 11:46:57,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 11:46:57,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 11:46:57,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 11:46:57,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 11:46:57,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,579 INFO L137 Inliner]: procedures = 461, calls = 4704, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2224 [2022-07-12 11:46:57,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 11:46:57,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 11:46:57,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 11:46:57,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 11:46:57,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 11:46:57,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 11:46:57,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 11:46:57,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 11:46:57,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (1/1) ... [2022-07-12 11:46:57,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 11:46:57,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 11:46:57,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 11:46:57,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 11:46:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-12 11:46:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-12 11:46:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 11:46:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 11:46:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-12 11:46:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-12 11:46:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-12 11:46:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-12 11:46:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-12 11:46:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-12 11:46:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 11:46:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-12 11:46:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-12 11:46:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-12 11:46:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-12 11:46:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-12 11:46:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-12 11:46:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 11:46:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-12 11:46:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-12 11:46:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-12 11:46:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-12 11:46:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-12 11:46:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-12 11:46:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 11:46:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 11:46:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 11:46:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-12 11:46:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-12 11:46:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-12 11:46:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-12 11:46:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-12 11:46:57,787 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-12 11:46:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 11:46:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 11:46:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 11:46:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 11:46:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 11:46:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-12 11:46:57,788 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-12 11:46:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 11:46:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-12 11:46:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-12 11:46:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-12 11:46:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-12 11:46:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-12 11:46:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-12 11:46:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-12 11:46:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-12 11:46:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 11:46:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-12 11:46:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-12 11:46:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-12 11:46:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-12 11:46:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 11:46:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-12 11:46:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-12 11:46:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 11:46:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 11:46:58,129 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 11:46:58,130 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 11:48:06,582 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 11:48:06,589 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 11:48:06,593 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 11:48:06,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:48:06 BoogieIcfgContainer [2022-07-12 11:48:06,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 11:48:06,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 11:48:06,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 11:48:06,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 11:48:06,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 11:46:55" (1/3) ... [2022-07-12 11:48:06,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506589f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:48:06, skipping insertion in model container [2022-07-12 11:48:06,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 11:46:57" (2/3) ... [2022-07-12 11:48:06,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506589f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 11:48:06, skipping insertion in model container [2022-07-12 11:48:06,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:48:06" (3/3) ... [2022-07-12 11:48:06,602 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-07-12 11:48:06,611 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 11:48:06,611 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 11:48:06,658 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 11:48:06,663 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@515d39a8, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@55fcf7d2 [2022-07-12 11:48:06,663 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 11:48:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-07-12 11:48:06,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-12 11:48:06,671 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:06,672 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:06,672 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:06,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:06,675 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-12 11:48:06,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:06,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455662380] [2022-07-12 11:48:06,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:06,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:07,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:07,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:07,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455662380] [2022-07-12 11:48:07,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455662380] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:07,535 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:07,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:07,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051616667] [2022-07-12 11:48:07,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:07,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:07,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:07,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:07,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:07,566 INFO L87 Difference]: Start difference. First operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:09,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:11,712 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:12,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:12,262 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-12 11:48:12,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:12,264 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-07-12 11:48:12,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:12,278 INFO L225 Difference]: With dead ends: 415 [2022-07-12 11:48:12,278 INFO L226 Difference]: Without dead ends: 203 [2022-07-12 11:48:12,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:12,283 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:12,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-12 11:48:12,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-12 11:48:12,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-12 11:48:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 146 states have internal predecessors, (182), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-12 11:48:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-12 11:48:12,368 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-12 11:48:12,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:12,368 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-12 11:48:12,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-12 11:48:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-12 11:48:12,369 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:12,369 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:12,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 11:48:12,370 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:12,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:12,370 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-12 11:48:12,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:12,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443684066] [2022-07-12 11:48:12,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:12,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:12,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:12,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:12,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443684066] [2022-07-12 11:48:12,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443684066] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:12,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:12,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:12,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525035798] [2022-07-12 11:48:12,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:12,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:12,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:12,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:12,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:12,766 INFO L87 Difference]: Start difference. First operand 203 states and 253 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:14,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:16,885 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:17,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:17,235 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-12 11:48:17,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:17,236 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-07-12 11:48:17,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:17,237 INFO L225 Difference]: With dead ends: 205 [2022-07-12 11:48:17,238 INFO L226 Difference]: Without dead ends: 202 [2022-07-12 11:48:17,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:17,239 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:17,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2022-07-12 11:48:17,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-12 11:48:17,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-12 11:48:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 145 states have internal predecessors, (181), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-12 11:48:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-12 11:48:17,249 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-12 11:48:17,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:17,250 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-12 11:48:17,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-12 11:48:17,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-12 11:48:17,251 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:17,251 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:17,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 11:48:17,251 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:17,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:17,252 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-12 11:48:17,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:17,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762326065] [2022-07-12 11:48:17,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:17,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:17,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:17,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:17,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762326065] [2022-07-12 11:48:17,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762326065] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:17,645 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:17,645 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:17,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117540552] [2022-07-12 11:48:17,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:17,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:17,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:17,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:17,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:17,646 INFO L87 Difference]: Start difference. First operand 202 states and 251 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:19,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:21,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:22,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:22,212 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-12 11:48:22,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:22,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-07-12 11:48:22,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:22,214 INFO L225 Difference]: With dead ends: 204 [2022-07-12 11:48:22,214 INFO L226 Difference]: Without dead ends: 201 [2022-07-12 11:48:22,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:22,215 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:22,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-12 11:48:22,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-12 11:48:22,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-12 11:48:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 142 states have (on average 1.267605633802817) internal successors, (180), 144 states have internal predecessors, (180), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-12 11:48:22,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-12 11:48:22,225 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-12 11:48:22,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:22,225 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-12 11:48:22,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-12 11:48:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-12 11:48:22,226 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:22,226 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:22,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 11:48:22,226 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:22,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:22,227 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-12 11:48:22,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:22,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371647010] [2022-07-12 11:48:22,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:22,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:22,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:22,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:22,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371647010] [2022-07-12 11:48:22,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371647010] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:22,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:22,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:22,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094968901] [2022-07-12 11:48:22,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:22,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:22,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:22,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:22,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:22,581 INFO L87 Difference]: Start difference. First operand 201 states and 249 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:24,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:26,670 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:27,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:27,010 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-12 11:48:27,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:27,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-07-12 11:48:27,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:27,012 INFO L225 Difference]: With dead ends: 203 [2022-07-12 11:48:27,012 INFO L226 Difference]: Without dead ends: 200 [2022-07-12 11:48:27,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:27,015 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:27,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2022-07-12 11:48:27,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-12 11:48:27,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-12 11:48:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.2605633802816902) internal successors, (179), 143 states have internal predecessors, (179), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-12 11:48:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-12 11:48:27,024 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-12 11:48:27,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:27,024 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-12 11:48:27,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-12 11:48:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-12 11:48:27,025 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 11:48:27,025 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 11:48:27,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 11:48:27,026 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 11:48:27,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 11:48:27,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-12 11:48:27,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 11:48:27,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073121621] [2022-07-12 11:48:27,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 11:48:27,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 11:48:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:27,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 11:48:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 11:48:27,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 11:48:27,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 11:48:27,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073121621] [2022-07-12 11:48:27,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073121621] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 11:48:27,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 11:48:27,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 11:48:27,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958516345] [2022-07-12 11:48:27,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 11:48:27,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 11:48:27,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 11:48:27,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 11:48:27,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 11:48:27,388 INFO L87 Difference]: Start difference. First operand 200 states and 247 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:29,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:31,588 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 11:48:31,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 11:48:31,879 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-12 11:48:31,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 11:48:31,880 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-07-12 11:48:31,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 11:48:31,880 INFO L225 Difference]: With dead ends: 200 [2022-07-12 11:48:31,880 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 11:48:31,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 11:48:31,881 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-12 11:48:31,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2022-07-12 11:48:31,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 11:48:31,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 11:48:31,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 11:48:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 11:48:31,883 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-12 11:48:31,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 11:48:31,883 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 11:48:31,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-12 11:48:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 11:48:31,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 11:48:31,885 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 11:48:31,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 11:48:31,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 11:48:33,709 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12652 12654) no Hoare annotation was computed. [2022-07-12 11:48:33,710 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12652 12654) no Hoare annotation was computed. [2022-07-12 11:48:33,710 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12652 12654) the Hoare annotation is: true [2022-07-12 11:48:33,710 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12594 12596) no Hoare annotation was computed. [2022-07-12 11:48:33,710 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12594 12596) no Hoare annotation was computed. [2022-07-12 11:48:33,710 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12594 12596) the Hoare annotation is: true [2022-07-12 11:48:33,710 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11824 11829) no Hoare annotation was computed. [2022-07-12 11:48:33,710 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11824 11829) the Hoare annotation is: true [2022-07-12 11:48:33,711 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11827) no Hoare annotation was computed. [2022-07-12 11:48:33,711 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11824 11829) no Hoare annotation was computed. [2022-07-12 11:48:33,711 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8259 8282) no Hoare annotation was computed. [2022-07-12 11:48:33,711 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8259 8282) no Hoare annotation was computed. [2022-07-12 11:48:33,711 INFO L899 garLoopResultBuilder]: For program point L8268(lines 8268 8271) no Hoare annotation was computed. [2022-07-12 11:48:33,711 INFO L902 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: true [2022-07-12 11:48:33,711 INFO L899 garLoopResultBuilder]: For program point L8279-1(line 8279) no Hoare annotation was computed. [2022-07-12 11:48:33,711 INFO L902 garLoopResultBuilder]: At program point L8279(line 8279) the Hoare annotation is: true [2022-07-12 11:48:33,711 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8259 8282) the Hoare annotation is: true [2022-07-12 11:48:33,711 INFO L902 garLoopResultBuilder]: At program point L12567(lines 12566 12568) the Hoare annotation is: true [2022-07-12 11:48:33,712 INFO L899 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2022-07-12 11:48:33,712 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-12 11:48:33,712 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-12 11:48:33,712 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-12 11:48:33,712 INFO L895 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12372 12382) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2022-07-12 11:48:33,712 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12372 12382) no Hoare annotation was computed. [2022-07-12 11:48:33,712 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12372 12382) no Hoare annotation was computed. [2022-07-12 11:48:33,713 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12597 12599) no Hoare annotation was computed. [2022-07-12 11:48:33,714 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12597 12599) the Hoare annotation is: true [2022-07-12 11:48:33,714 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12597 12599) no Hoare annotation was computed. [2022-07-12 11:48:33,714 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8352 8364) no Hoare annotation was computed. [2022-07-12 11:48:33,714 INFO L899 garLoopResultBuilder]: For program point L8361(line 8361) no Hoare annotation was computed. [2022-07-12 11:48:33,714 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8352 8364) the Hoare annotation is: true [2022-07-12 11:48:33,714 INFO L902 garLoopResultBuilder]: At program point L8357-2(lines 8357 8360) the Hoare annotation is: true [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8352 8364) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point L8357(lines 8357 8360) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L902 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: true [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8464 8491) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point L8478-2(lines 8478 8481) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point L8478(lines 8478 8481) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8464 8491) no Hoare annotation was computed. [2022-07-12 11:48:33,718 INFO L902 garLoopResultBuilder]: At program point L8472(lines 8472 8473) the Hoare annotation is: true [2022-07-12 11:48:33,718 INFO L899 garLoopResultBuilder]: For program point L8472-1(lines 8472 8473) no Hoare annotation was computed. [2022-07-12 11:48:33,719 INFO L902 garLoopResultBuilder]: At program point L8485(lines 8469 8490) the Hoare annotation is: true [2022-07-12 11:48:33,719 INFO L902 garLoopResultBuilder]: At program point L8483(lines 8469 8490) the Hoare annotation is: true [2022-07-12 11:48:33,719 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8464 8491) the Hoare annotation is: true [2022-07-12 11:48:33,719 INFO L902 garLoopResultBuilder]: At program point L12588(line 12588) the Hoare annotation is: true [2022-07-12 11:48:33,719 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-12 11:48:33,719 INFO L899 garLoopResultBuilder]: For program point L12588-1(line 12588) no Hoare annotation was computed. [2022-07-12 11:48:33,719 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-12 11:48:33,719 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-12 11:48:33,719 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12502 12504) no Hoare annotation was computed. [2022-07-12 11:48:33,720 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12502 12504) no Hoare annotation was computed. [2022-07-12 11:48:33,720 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12502 12504) the Hoare annotation is: true [2022-07-12 11:48:33,720 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12499 12501) no Hoare annotation was computed. [2022-07-12 11:48:33,722 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12499 12501) the Hoare annotation is: true [2022-07-12 11:48:33,722 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12499 12501) no Hoare annotation was computed. [2022-07-12 11:48:33,722 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6129 6153) no Hoare annotation was computed. [2022-07-12 11:48:33,723 INFO L899 garLoopResultBuilder]: For program point L6138(lines 6138 6144) no Hoare annotation was computed. [2022-07-12 11:48:33,723 INFO L902 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: true [2022-07-12 11:48:33,723 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2022-07-12 11:48:33,723 INFO L899 garLoopResultBuilder]: For program point L6138-2(lines 6138 6144) no Hoare annotation was computed. [2022-07-12 11:48:33,723 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6129 6153) the Hoare annotation is: true [2022-07-12 11:48:33,723 INFO L902 garLoopResultBuilder]: At program point L6146(lines 6133 6152) the Hoare annotation is: true [2022-07-12 11:48:33,723 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6129 6153) no Hoare annotation was computed. [2022-07-12 11:48:33,723 INFO L902 garLoopResultBuilder]: At program point L12615(lines 12614 12616) the Hoare annotation is: true [2022-07-12 11:48:33,723 INFO L902 garLoopResultBuilder]: At program point L6148(lines 6133 6152) the Hoare annotation is: true [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12508 12510) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12508 12510) the Hoare annotation is: true [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12617 12619) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12617 12619) the Hoare annotation is: true [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12617 12619) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5412 5417) the Hoare annotation is: true [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5412 5417) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5412 5417) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8283 8296) the Hoare annotation is: true [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8283 8296) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8283 8296) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L899 garLoopResultBuilder]: For program point L8292-1(line 8292) no Hoare annotation was computed. [2022-07-12 11:48:33,724 INFO L902 garLoopResultBuilder]: At program point L8292(line 8292) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point L8293-1(line 8293) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L902 garLoopResultBuilder]: At program point L8293(line 8293) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8365 8370) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8365 8370) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8365 8370) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5429 5438) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point L5431(lines 5431 5437) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L902 garLoopResultBuilder]: At program point L5427(lines 5425 5428) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5429 5438) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point L5422(line 5422) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point L5421(lines 5421 5423) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5429 5438) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12590 12592) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point L12591-1(line 12591) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L902 garLoopResultBuilder]: At program point L12591(line 12591) the Hoare annotation is: true [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12590 12592) no Hoare annotation was computed. [2022-07-12 11:48:33,725 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12590 12592) no Hoare annotation was computed. [2022-07-12 11:48:33,726 INFO L895 garLoopResultBuilder]: At program point L12404(line 12404) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:33,726 INFO L899 garLoopResultBuilder]: For program point L12404-1(lines 12383 12408) no Hoare annotation was computed. [2022-07-12 11:48:33,726 INFO L895 garLoopResultBuilder]: At program point L12396(line 12396) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:33,726 INFO L899 garLoopResultBuilder]: For program point L12396-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-12 11:48:33,726 INFO L895 garLoopResultBuilder]: At program point L12400(line 12400) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:33,726 INFO L899 garLoopResultBuilder]: For program point L12400-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-12 11:48:33,727 INFO L895 garLoopResultBuilder]: At program point L12388(line 12388) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:33,727 INFO L899 garLoopResultBuilder]: For program point L12388-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-12 11:48:33,727 INFO L895 garLoopResultBuilder]: At program point L12392(line 12392) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-12 11:48:33,727 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12383 12408) no Hoare annotation was computed. [2022-07-12 11:48:33,727 INFO L899 garLoopResultBuilder]: For program point L12392-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-12 11:48:33,728 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12383 12408) the Hoare annotation is: true [2022-07-12 11:48:33,728 INFO L902 garLoopResultBuilder]: At program point L6111(line 6111) the Hoare annotation is: true [2022-07-12 11:48:33,730 INFO L899 garLoopResultBuilder]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2022-07-12 11:48:33,730 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6090 6128) no Hoare annotation was computed. [2022-07-12 11:48:33,730 INFO L902 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: true [2022-07-12 11:48:33,730 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2022-07-12 11:48:33,730 INFO L899 garLoopResultBuilder]: For program point L6103(line 6103) no Hoare annotation was computed. [2022-07-12 11:48:33,730 INFO L899 garLoopResultBuilder]: For program point L6105(lines 6105 6108) no Hoare annotation was computed. [2022-07-12 11:48:33,730 INFO L899 garLoopResultBuilder]: For program point L6110(lines 6110 6114) no Hoare annotation was computed. [2022-07-12 11:48:33,731 INFO L902 garLoopResultBuilder]: At program point L5402(lines 5390 5404) the Hoare annotation is: true [2022-07-12 11:48:33,731 INFO L902 garLoopResultBuilder]: At program point L6123(lines 6099 6127) the Hoare annotation is: true [2022-07-12 11:48:33,731 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6090 6128) the Hoare annotation is: true [2022-07-12 11:48:33,731 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6090 6128) no Hoare annotation was computed. [2022-07-12 11:48:33,731 INFO L902 garLoopResultBuilder]: At program point L6121(lines 6099 6127) the Hoare annotation is: true [2022-07-12 11:48:33,731 INFO L902 garLoopResultBuilder]: At program point L6115(line 6115) the Hoare annotation is: true [2022-07-12 11:48:33,731 INFO L899 garLoopResultBuilder]: For program point L6115-1(line 6115) no Hoare annotation was computed. [2022-07-12 11:48:33,731 INFO L899 garLoopResultBuilder]: For program point L8508(lines 8508 8511) no Hoare annotation was computed. [2022-07-12 11:48:33,731 INFO L895 garLoopResultBuilder]: At program point L8698(lines 8623 8700) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-12 11:48:33,732 INFO L899 garLoopResultBuilder]: For program point L8640(lines 8640 8688) no Hoare annotation was computed. [2022-07-12 11:48:33,732 INFO L899 garLoopResultBuilder]: For program point L8500(lines 8500 8504) no Hoare annotation was computed. [2022-07-12 11:48:33,732 INFO L899 garLoopResultBuilder]: For program point L8500-2(lines 8500 8504) no Hoare annotation was computed. [2022-07-12 11:48:33,732 INFO L899 garLoopResultBuilder]: For program point L8525(line 8525) no Hoare annotation was computed. [2022-07-12 11:48:33,732 INFO L895 garLoopResultBuilder]: At program point L8492(lines 8492 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,732 INFO L899 garLoopResultBuilder]: For program point L8682(line 8682) no Hoare annotation was computed. [2022-07-12 11:48:33,732 INFO L899 garLoopResultBuilder]: For program point L8657(line 8657) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L8674(line 8674) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L8550(lines 8543 8552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L8666(line 8666) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L8641(line 8641) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L12671(lines 12670 12672) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L12746(line 12746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L8683(line 8683) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L8683-1(line 8683) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L8675(line 8675) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L8642(lines 8642 8652) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L8675-1(line 8675) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L899 garLoopResultBuilder]: For program point L12746-1(line 12746) no Hoare annotation was computed. [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L12746-2(lines 12745 12747) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,733 INFO L895 garLoopResultBuilder]: At program point L8667(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8667-1(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L899 garLoopResultBuilder]: For program point L8692(lines 8692 8695) no Hoare annotation was computed. [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8693(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8247(lines 8243 8249) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L899 garLoopResultBuilder]: For program point L8528(line 8528) no Hoare annotation was computed. [2022-07-12 11:48:33,734 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8322(lines 8297 8324) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L8520(line 8520) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,734 INFO L899 garLoopResultBuilder]: For program point L8520-1(line 8520) no Hoare annotation was computed. [2022-07-12 11:48:33,734 INFO L902 garLoopResultBuilder]: At program point L8636(line 8636) the Hoare annotation is: true [2022-07-12 11:48:33,734 INFO L895 garLoopResultBuilder]: At program point L12749-2(lines 12748 12750) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L12749(line 12749) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L12749-1(line 12749) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8686(line 8686) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L8645(line 8645) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8645-1(lines 8642 8651) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8678(line 8678) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8670(line 8670) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8530) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8314) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8307-2(lines 8307 8314) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8522(line 8522) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8654(line 8654) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8506(line 8506) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L8671(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L8671-1(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8506-2(line 8506) no Hoare annotation was computed. [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L8696(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,735 INFO L899 garLoopResultBuilder]: For program point L8308(lines 8308 8311) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8663-1(line 8663) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8655(lines 8655 8660) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L895 garLoopResultBuilder]: At program point L8540(lines 8533 8542) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8507(line 8507) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8317(lines 8317 8321) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8697(line 8697) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L895 garLoopResultBuilder]: At program point L8689(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,736 INFO L895 garLoopResultBuilder]: At program point L8656(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,736 INFO L895 garLoopResultBuilder]: At program point L8656-1(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8516(lines 8516 8519) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12626 12628) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12626 12628) the Hoare annotation is: true [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12626 12628) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8345-1(lines 8345 8348) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L902 garLoopResultBuilder]: At program point L8339(lines 8329 8350) the Hoare annotation is: true [2022-07-12 11:48:33,736 INFO L902 garLoopResultBuilder]: At program point L8341(lines 8329 8350) the Hoare annotation is: true [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8325 8351) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8335-1(line 8335) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L902 garLoopResultBuilder]: At program point L8335(line 8335) the Hoare annotation is: true [2022-07-12 11:48:33,736 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8325 8351) the Hoare annotation is: true [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8325 8351) no Hoare annotation was computed. [2022-07-12 11:48:33,736 INFO L899 garLoopResultBuilder]: For program point L8344-1(lines 8329 8350) no Hoare annotation was computed. [2022-07-12 11:48:33,737 INFO L902 garLoopResultBuilder]: At program point L8344(line 8344) the Hoare annotation is: true [2022-07-12 11:48:33,737 INFO L899 garLoopResultBuilder]: For program point L8334(lines 8334 8337) no Hoare annotation was computed. [2022-07-12 11:48:33,737 INFO L899 garLoopResultBuilder]: For program point L8334-2(lines 8334 8337) no Hoare annotation was computed. [2022-07-12 11:48:33,739 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-12 11:48:33,740 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 11:48:33,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 11:48:33 BoogieIcfgContainer [2022-07-12 11:48:33,762 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 11:48:33,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 11:48:33,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 11:48:33,768 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 11:48:33,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 11:48:06" (3/4) ... [2022-07-12 11:48:33,771 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 11:48:33,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-12 11:48:33,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-12 11:48:33,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-12 11:48:33,777 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-12 11:48:33,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-12 11:48:33,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-12 11:48:33,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-12 11:48:33,803 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-12 11:48:33,805 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-12 11:48:33,807 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-12 11:48:33,808 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-12 11:48:33,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-12 11:48:33,812 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 11:48:33,814 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 11:48:34,165 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 11:48:34,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 11:48:34,166 INFO L158 Benchmark]: Toolchain (without parser) took 99024.39ms. Allocated memory was 115.3MB in the beginning and 855.6MB in the end (delta: 740.3MB). Free memory was 65.8MB in the beginning and 409.9MB in the end (delta: -344.1MB). Peak memory consumption was 396.9MB. Max. memory is 16.1GB. [2022-07-12 11:48:34,166 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 11:48:34,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2220.40ms. Allocated memory was 115.3MB in the beginning and 224.4MB in the end (delta: 109.1MB). Free memory was 65.6MB in the beginning and 119.1MB in the end (delta: -53.4MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2022-07-12 11:48:34,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.13ms. Allocated memory is still 224.4MB. Free memory was 119.1MB in the beginning and 94.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-12 11:48:34,168 INFO L158 Benchmark]: Boogie Preprocessor took 110.20ms. Allocated memory is still 224.4MB. Free memory was 94.9MB in the beginning and 77.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-12 11:48:34,168 INFO L158 Benchmark]: RCFGBuilder took 68903.91ms. Allocated memory was 224.4MB in the beginning and 855.6MB in the end (delta: 631.2MB). Free memory was 77.1MB in the beginning and 431.9MB in the end (delta: -354.8MB). Peak memory consumption was 469.4MB. Max. memory is 16.1GB. [2022-07-12 11:48:34,168 INFO L158 Benchmark]: TraceAbstraction took 27170.47ms. Allocated memory is still 855.6MB. Free memory was 431.9MB in the beginning and 547.3MB in the end (delta: -115.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 11:48:34,168 INFO L158 Benchmark]: Witness Printer took 397.37ms. Allocated memory is still 855.6MB. Free memory was 547.3MB in the beginning and 409.9MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. [2022-07-12 11:48:34,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2220.40ms. Allocated memory was 115.3MB in the beginning and 224.4MB in the end (delta: 109.1MB). Free memory was 65.6MB in the beginning and 119.1MB in the end (delta: -53.4MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.13ms. Allocated memory is still 224.4MB. Free memory was 119.1MB in the beginning and 94.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.20ms. Allocated memory is still 224.4MB. Free memory was 94.9MB in the beginning and 77.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 68903.91ms. Allocated memory was 224.4MB in the beginning and 855.6MB in the end (delta: 631.2MB). Free memory was 77.1MB in the beginning and 431.9MB in the end (delta: -354.8MB). Peak memory consumption was 469.4MB. Max. memory is 16.1GB. * TraceAbstraction took 27170.47ms. Allocated memory is still 855.6MB. Free memory was 431.9MB in the beginning and 547.3MB in the end (delta: -115.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 397.37ms. Allocated memory is still 855.6MB. Free memory was 547.3MB in the beginning and 409.9MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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: 22.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 21.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1058 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s 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, 1764 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s 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! [2022-07-12 11:48:34,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE