./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 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-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-?-791161d [2022-07-22 23:04:01,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 23:04:01,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 23:04:01,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 23:04:01,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 23:04:01,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 23:04:01,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 23:04:01,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 23:04:01,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 23:04:01,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 23:04:01,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 23:04:01,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 23:04:01,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 23:04:01,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 23:04:01,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 23:04:01,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 23:04:01,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 23:04:01,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 23:04:01,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 23:04:01,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 23:04:01,861 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 23:04:01,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 23:04:01,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 23:04:01,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 23:04:01,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 23:04:01,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 23:04:01,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 23:04:01,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 23:04:01,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 23:04:01,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 23:04:01,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 23:04:01,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 23:04:01,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 23:04:01,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 23:04:01,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 23:04:01,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 23:04:01,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 23:04:01,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 23:04:01,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 23:04:01,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 23:04:01,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 23:04:01,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 23:04:01,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 23:04:01,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 23:04:01,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 23:04:01,908 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 23:04:01,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 23:04:01,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 23:04:01,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 23:04:01,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 23:04:01,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 23:04:01,910 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 23:04:01,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 23:04:01,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 23:04:01,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 23:04:01,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 23:04:01,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 23:04:01,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:04:01,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 23:04:01,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 23:04:01,914 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2022-07-22 23:04:02,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 23:04:02,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 23:04:02,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 23:04:02,099 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 23:04:02,100 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 23:04:02,100 INFO L432 ainManager$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 [2022-07-22 23:04:02,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f6f53375/b3fcbb9782ce459dab478a6a0db3afbe/FLAG6ac5a0294 [2022-07-22 23:04:02,771 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 23:04:02,772 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 [2022-07-22 23:04:02,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f6f53375/b3fcbb9782ce459dab478a6a0db3afbe/FLAG6ac5a0294 [2022-07-22 23:04:02,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f6f53375/b3fcbb9782ce459dab478a6a0db3afbe [2022-07-22 23:04:02,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 23:04:02,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 23:04:02,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 23:04:02,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 23:04:02,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 23:04:02,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:04:02" (1/1) ... [2022-07-22 23:04:02,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9f3958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:02, skipping insertion in model container [2022-07-22 23:04:02,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:04:02" (1/1) ... [2022-07-22 23:04:02,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 23:04:03,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:04:04,800 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] [2022-07-22 23:04:04,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:04:04,929 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 23:04:05,329 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] [2022-07-22 23:04:05,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:04:05,472 INFO L208 MainTranslator]: Completed translation [2022-07-22 23:04:05,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05 WrapperNode [2022-07-22 23:04:05,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 23:04:05,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 23:04:05,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 23:04:05,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 23:04:05,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,688 INFO L137 Inliner]: procedures = 461, calls = 4704, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2224 [2022-07-22 23:04:05,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 23:04:05,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 23:04:05,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 23:04:05,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 23:04:05,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 23:04:05,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 23:04:05,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 23:04:05,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 23:04:05,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (1/1) ... [2022-07-22 23:04:05,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:04:05,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 23:04:05,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 23:04:05,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 23:04:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-22 23:04:05,866 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-22 23:04:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 23:04:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 23:04:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-22 23:04:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-22 23:04:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-22 23:04:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-22 23:04:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-22 23:04:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-22 23:04:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-22 23:04:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-22 23:04:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-22 23:04:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-22 23:04:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-22 23:04:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-22 23:04:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-22 23:04:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 23:04:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-22 23:04:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-22 23:04:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-22 23:04:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-22 23:04:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-22 23:04:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-22 23:04:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 23:04:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 23:04:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 23:04:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-22 23:04:05,871 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-22 23:04:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-22 23:04:05,871 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-22 23:04:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-22 23:04:05,872 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-22 23:04:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 23:04:05,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 23:04:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 23:04:05,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 23:04:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 23:04:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-22 23:04:05,873 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-22 23:04:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 23:04:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-22 23:04:05,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-22 23:04:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-22 23:04:05,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-22 23:04:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-22 23:04:05,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-22 23:04:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-22 23:04:05,874 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-22 23:04:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 23:04:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-22 23:04:05,875 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-22 23:04:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-22 23:04:05,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-22 23:04:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 23:04:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-22 23:04:05,877 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-22 23:04:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-22 23:04:05,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-22 23:04:06,366 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 23:04:06,368 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 23:05:22,890 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 23:05:22,896 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 23:05:22,896 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 23:05:22,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:05:22 BoogieIcfgContainer [2022-07-22 23:05:22,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 23:05:22,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 23:05:22,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 23:05:22,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 23:05:22,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 11:04:02" (1/3) ... [2022-07-22 23:05:22,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397727e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:05:22, skipping insertion in model container [2022-07-22 23:05:22,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:04:05" (2/3) ... [2022-07-22 23:05:22,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397727e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:05:22, skipping insertion in model container [2022-07-22 23:05:22,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:05:22" (3/3) ... [2022-07-22 23:05:22,904 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2022-07-22 23:05:22,913 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 23:05:22,914 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 23:05:22,963 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 23:05:22,977 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@2e376b0b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@41a5b52f [2022-07-22 23:05:22,977 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 23:05:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-07-22 23:05:22,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-22 23:05:22,989 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:22,989 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:22,990 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:22,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:22,995 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-22 23:05:23,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:23,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153990713] [2022-07-22 23:05:23,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:23,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:23,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:23,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:23,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153990713] [2022-07-22 23:05:23,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153990713] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:23,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:23,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:23,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147041367] [2022-07-22 23:05:23,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:23,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:23,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:23,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:23,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:23,801 INFO L87 Difference]: Start difference. First operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:25,904 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:27,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:28,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:28,450 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-22 23:05:28,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:28,452 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-07-22 23:05:28,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:28,460 INFO L225 Difference]: With dead ends: 415 [2022-07-22 23:05:28,460 INFO L226 Difference]: Without dead ends: 203 [2022-07-22 23:05:28,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 23:05:28,465 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, 4.5s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:28,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-22 23:05:28,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-22 23:05:28,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-22 23:05:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 146 states have internal predecessors, (182), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-22 23:05:28,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-22 23:05:28,504 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-22 23:05:28,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:28,504 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-22 23:05:28,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-22 23:05:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-22 23:05:28,505 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:28,505 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:28,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 23:05:28,506 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:28,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:28,506 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-22 23:05:28,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:28,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95996251] [2022-07-22 23:05:28,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:28,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:28,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:28,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:28,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:28,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95996251] [2022-07-22 23:05:28,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95996251] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:28,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:28,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:28,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640448030] [2022-07-22 23:05:28,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:28,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:28,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:28,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:28,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:28,979 INFO L87 Difference]: Start difference. First operand 203 states and 253 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:31,064 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:33,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:33,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:33,563 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-22 23:05:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:33,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-07-22 23:05:33,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:33,565 INFO L225 Difference]: With dead ends: 205 [2022-07-22 23:05:33,565 INFO L226 Difference]: Without dead ends: 202 [2022-07-22 23:05:33,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 23:05:33,567 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:33,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-22 23:05:33,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-22 23:05:33,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-22 23:05:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 145 states have internal predecessors, (181), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-22 23:05:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-22 23:05:33,592 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-22 23:05:33,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:33,592 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-22 23:05:33,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-22 23:05:33,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-22 23:05:33,593 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:33,593 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:33,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 23:05:33,593 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:33,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:33,593 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-22 23:05:33,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:33,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218745575] [2022-07-22 23:05:33,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:33,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:33,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:33,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:33,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218745575] [2022-07-22 23:05:33,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218745575] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:33,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:33,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:33,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842583631] [2022-07-22 23:05:33,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:33,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:33,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:33,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:33,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:33,983 INFO L87 Difference]: Start difference. First operand 202 states and 251 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:36,058 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:38,147 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:38,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:38,518 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-22 23:05:38,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:38,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-07-22 23:05:38,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:38,521 INFO L225 Difference]: With dead ends: 204 [2022-07-22 23:05:38,521 INFO L226 Difference]: Without dead ends: 201 [2022-07-22 23:05:38,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 23:05:38,522 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:38,523 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] [2022-07-22 23:05:38,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-22 23:05:38,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-22 23:05:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 142 states have (on average 1.267605633802817) internal successors, (180), 144 states have internal predecessors, (180), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-22 23:05:38,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-22 23:05:38,533 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-22 23:05:38,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:38,533 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-22 23:05:38,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:38,533 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-22 23:05:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-22 23:05:38,534 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:38,534 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:38,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-22 23:05:38,534 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:38,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:38,535 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-22 23:05:38,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:38,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70719030] [2022-07-22 23:05:38,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:38,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:38,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:38,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:38,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70719030] [2022-07-22 23:05:38,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70719030] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:38,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:38,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:38,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051345289] [2022-07-22 23:05:38,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:38,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:38,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:38,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:38,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:38,923 INFO L87 Difference]: Start difference. First operand 201 states and 249 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:41,041 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:43,064 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:43,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:43,377 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-22 23:05:43,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:43,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-07-22 23:05:43,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:43,379 INFO L225 Difference]: With dead ends: 203 [2022-07-22 23:05:43,379 INFO L226 Difference]: Without dead ends: 200 [2022-07-22 23:05:43,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 23:05:43,380 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:43,381 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] [2022-07-22 23:05:43,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-22 23:05:43,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-22 23:05:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.2605633802816902) internal successors, (179), 143 states have internal predecessors, (179), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-07-22 23:05:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-22 23:05:43,393 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-22 23:05:43,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:43,394 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-22 23:05:43,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:43,394 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-22 23:05:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-22 23:05:43,395 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:05:43,395 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:05:43,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-22 23:05:43,395 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:05:43,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:05:43,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-22 23:05:43,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 23:05:43,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647438151] [2022-07-22 23:05:43,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:05:43,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 23:05:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:43,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 23:05:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:05:43,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:05:43,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 23:05:43,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647438151] [2022-07-22 23:05:43,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647438151] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:05:43,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:05:43,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 23:05:43,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054163639] [2022-07-22 23:05:43,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:05:43,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 23:05:43,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 23:05:43,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 23:05:43,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 23:05:43,743 INFO L87 Difference]: Start difference. First operand 200 states and 247 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:45,815 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:47,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:05:48,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:05:48,311 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-22 23:05:48,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 23:05:48,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-07-22 23:05:48,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:05:48,312 INFO L225 Difference]: With dead ends: 200 [2022-07-22 23:05:48,312 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 23:05:48,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 23:05:48,315 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-22 23:05:48,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2022-07-22 23:05:48,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 23:05:48,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 23:05:48,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:05:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 23:05:48,316 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-22 23:05:48,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:05:48,316 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 23:05:48,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 23:05:48,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 23:05:48,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 23:05:48,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 23:05:48,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-22 23:05:48,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 23:05:50,224 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12652 12654) no Hoare annotation was computed. [2022-07-22 23:05:50,225 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12652 12654) no Hoare annotation was computed. [2022-07-22 23:05:50,225 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12652 12654) the Hoare annotation is: true [2022-07-22 23:05:50,225 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12594 12596) no Hoare annotation was computed. [2022-07-22 23:05:50,225 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12594 12596) no Hoare annotation was computed. [2022-07-22 23:05:50,225 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12594 12596) the Hoare annotation is: true [2022-07-22 23:05:50,225 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11824 11829) no Hoare annotation was computed. [2022-07-22 23:05:50,225 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11824 11829) the Hoare annotation is: true [2022-07-22 23:05:50,225 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11827) no Hoare annotation was computed. [2022-07-22 23:05:50,226 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11824 11829) no Hoare annotation was computed. [2022-07-22 23:05:50,226 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8259 8282) no Hoare annotation was computed. [2022-07-22 23:05:50,226 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8259 8282) no Hoare annotation was computed. [2022-07-22 23:05:50,226 INFO L899 garLoopResultBuilder]: For program point L8268(lines 8268 8271) no Hoare annotation was computed. [2022-07-22 23:05:50,226 INFO L902 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: true [2022-07-22 23:05:50,226 INFO L899 garLoopResultBuilder]: For program point L8279-1(line 8279) no Hoare annotation was computed. [2022-07-22 23:05:50,226 INFO L902 garLoopResultBuilder]: At program point L8279(line 8279) the Hoare annotation is: true [2022-07-22 23:05:50,226 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8259 8282) the Hoare annotation is: true [2022-07-22 23:05:50,226 INFO L902 garLoopResultBuilder]: At program point L12567(lines 12566 12568) the Hoare annotation is: true [2022-07-22 23:05:50,226 INFO L899 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-22 23:05:50,227 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)) [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12372 12382) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12372 12382) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12597 12599) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12597 12599) the Hoare annotation is: true [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12597 12599) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8352 8364) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point L8361(line 8361) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8352 8364) the Hoare annotation is: true [2022-07-22 23:05:50,227 INFO L902 garLoopResultBuilder]: At program point L8357-2(lines 8357 8360) the Hoare annotation is: true [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8352 8364) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L899 garLoopResultBuilder]: For program point L8357(lines 8357 8360) no Hoare annotation was computed. [2022-07-22 23:05:50,227 INFO L902 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8464 8491) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point L8478-2(lines 8478 8481) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point L8478(lines 8478 8481) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8464 8491) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L902 garLoopResultBuilder]: At program point L8472(lines 8472 8473) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point L8472-1(lines 8472 8473) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L902 garLoopResultBuilder]: At program point L8485(lines 8469 8490) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L902 garLoopResultBuilder]: At program point L8483(lines 8469 8490) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8464 8491) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L902 garLoopResultBuilder]: At program point L12588(line 12588) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point L12588-1(line 12588) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12502 12504) no Hoare annotation was computed. [2022-07-22 23:05:50,228 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12502 12504) no Hoare annotation was computed. [2022-07-22 23:05:50,229 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12502 12504) the Hoare annotation is: true [2022-07-22 23:05:50,229 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12499 12501) no Hoare annotation was computed. [2022-07-22 23:05:50,229 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12499 12501) the Hoare annotation is: true [2022-07-22 23:05:50,229 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12499 12501) no Hoare annotation was computed. [2022-07-22 23:05:50,229 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6129 6153) no Hoare annotation was computed. [2022-07-22 23:05:50,229 INFO L899 garLoopResultBuilder]: For program point L6138(lines 6138 6144) no Hoare annotation was computed. [2022-07-22 23:05:50,229 INFO L902 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: true [2022-07-22 23:05:50,229 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2022-07-22 23:05:50,230 INFO L899 garLoopResultBuilder]: For program point L6138-2(lines 6138 6144) no Hoare annotation was computed. [2022-07-22 23:05:50,230 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6129 6153) the Hoare annotation is: true [2022-07-22 23:05:50,230 INFO L902 garLoopResultBuilder]: At program point L6146(lines 6133 6152) the Hoare annotation is: true [2022-07-22 23:05:50,230 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6129 6153) no Hoare annotation was computed. [2022-07-22 23:05:50,230 INFO L902 garLoopResultBuilder]: At program point L12615(lines 12614 12616) the Hoare annotation is: true [2022-07-22 23:05:50,230 INFO L902 garLoopResultBuilder]: At program point L6148(lines 6133 6152) the Hoare annotation is: true [2022-07-22 23:05:50,230 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12508 12510) no Hoare annotation was computed. [2022-07-22 23:05:50,231 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12508 12510) the Hoare annotation is: true [2022-07-22 23:05:50,231 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12617 12619) no Hoare annotation was computed. [2022-07-22 23:05:50,231 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12617 12619) the Hoare annotation is: true [2022-07-22 23:05:50,231 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12617 12619) no Hoare annotation was computed. [2022-07-22 23:05:50,231 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5412 5417) the Hoare annotation is: true [2022-07-22 23:05:50,231 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5412 5417) no Hoare annotation was computed. [2022-07-22 23:05:50,231 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5412 5417) no Hoare annotation was computed. [2022-07-22 23:05:50,231 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8283 8296) the Hoare annotation is: true [2022-07-22 23:05:50,232 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8283 8296) no Hoare annotation was computed. [2022-07-22 23:05:50,232 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8283 8296) no Hoare annotation was computed. [2022-07-22 23:05:50,232 INFO L899 garLoopResultBuilder]: For program point L8292-1(line 8292) no Hoare annotation was computed. [2022-07-22 23:05:50,232 INFO L902 garLoopResultBuilder]: At program point L8292(line 8292) the Hoare annotation is: true [2022-07-22 23:05:50,232 INFO L899 garLoopResultBuilder]: For program point L8293-1(line 8293) no Hoare annotation was computed. [2022-07-22 23:05:50,232 INFO L902 garLoopResultBuilder]: At program point L8293(line 8293) the Hoare annotation is: true [2022-07-22 23:05:50,232 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8365 8370) no Hoare annotation was computed. [2022-07-22 23:05:50,232 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8365 8370) no Hoare annotation was computed. [2022-07-22 23:05:50,232 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8365 8370) the Hoare annotation is: true [2022-07-22 23:05:50,233 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5429 5438) the Hoare annotation is: true [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point L5431(lines 5431 5437) no Hoare annotation was computed. [2022-07-22 23:05:50,233 INFO L902 garLoopResultBuilder]: At program point L5427(lines 5425 5428) the Hoare annotation is: true [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5429 5438) no Hoare annotation was computed. [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point L5422(line 5422) no Hoare annotation was computed. [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point L5421(lines 5421 5423) no Hoare annotation was computed. [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5429 5438) no Hoare annotation was computed. [2022-07-22 23:05:50,233 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12590 12592) the Hoare annotation is: true [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point L12591-1(line 12591) no Hoare annotation was computed. [2022-07-22 23:05:50,233 INFO L902 garLoopResultBuilder]: At program point L12591(line 12591) the Hoare annotation is: true [2022-07-22 23:05:50,233 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12590 12592) no Hoare annotation was computed. [2022-07-22 23:05:50,234 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12590 12592) no Hoare annotation was computed. [2022-07-22 23:05:50,234 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))) [2022-07-22 23:05:50,234 INFO L899 garLoopResultBuilder]: For program point L12404-1(lines 12383 12408) no Hoare annotation was computed. [2022-07-22 23:05:50,234 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))) [2022-07-22 23:05:50,234 INFO L899 garLoopResultBuilder]: For program point L12396-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-22 23:05:50,234 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))) [2022-07-22 23:05:50,234 INFO L899 garLoopResultBuilder]: For program point L12400-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-22 23:05:50,234 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))) [2022-07-22 23:05:50,235 INFO L899 garLoopResultBuilder]: For program point L12388-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-22 23:05:50,235 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))) [2022-07-22 23:05:50,235 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12383 12408) no Hoare annotation was computed. [2022-07-22 23:05:50,235 INFO L899 garLoopResultBuilder]: For program point L12392-1(lines 12385 12407) no Hoare annotation was computed. [2022-07-22 23:05:50,235 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12383 12408) the Hoare annotation is: true [2022-07-22 23:05:50,235 INFO L902 garLoopResultBuilder]: At program point L6111(line 6111) the Hoare annotation is: true [2022-07-22 23:05:50,235 INFO L899 garLoopResultBuilder]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2022-07-22 23:05:50,235 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6090 6128) no Hoare annotation was computed. [2022-07-22 23:05:50,236 INFO L902 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: true [2022-07-22 23:05:50,236 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2022-07-22 23:05:50,236 INFO L899 garLoopResultBuilder]: For program point L6103(line 6103) no Hoare annotation was computed. [2022-07-22 23:05:50,236 INFO L899 garLoopResultBuilder]: For program point L6105(lines 6105 6108) no Hoare annotation was computed. [2022-07-22 23:05:50,236 INFO L899 garLoopResultBuilder]: For program point L6110(lines 6110 6114) no Hoare annotation was computed. [2022-07-22 23:05:50,236 INFO L902 garLoopResultBuilder]: At program point L5402(lines 5390 5404) the Hoare annotation is: true [2022-07-22 23:05:50,236 INFO L902 garLoopResultBuilder]: At program point L6123(lines 6099 6127) the Hoare annotation is: true [2022-07-22 23:05:50,236 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6090 6128) the Hoare annotation is: true [2022-07-22 23:05:50,236 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6090 6128) no Hoare annotation was computed. [2022-07-22 23:05:50,237 INFO L902 garLoopResultBuilder]: At program point L6121(lines 6099 6127) the Hoare annotation is: true [2022-07-22 23:05:50,237 INFO L902 garLoopResultBuilder]: At program point L6115(line 6115) the Hoare annotation is: true [2022-07-22 23:05:50,237 INFO L899 garLoopResultBuilder]: For program point L6115-1(line 6115) no Hoare annotation was computed. [2022-07-22 23:05:50,237 INFO L899 garLoopResultBuilder]: For program point L8508(lines 8508 8511) no Hoare annotation was computed. [2022-07-22 23:05:50,237 INFO L895 garLoopResultBuilder]: At program point L8698(lines 8623 8700) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-22 23:05:50,237 INFO L899 garLoopResultBuilder]: For program point L8640(lines 8640 8688) no Hoare annotation was computed. [2022-07-22 23:05:50,237 INFO L899 garLoopResultBuilder]: For program point L8500(lines 8500 8504) no Hoare annotation was computed. [2022-07-22 23:05:50,237 INFO L899 garLoopResultBuilder]: For program point L8500-2(lines 8500 8504) no Hoare annotation was computed. [2022-07-22 23:05:50,237 INFO L899 garLoopResultBuilder]: For program point L8525(line 8525) no Hoare annotation was computed. [2022-07-22 23:05:50,238 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)) [2022-07-22 23:05:50,238 INFO L899 garLoopResultBuilder]: For program point L8682(line 8682) no Hoare annotation was computed. [2022-07-22 23:05:50,238 INFO L899 garLoopResultBuilder]: For program point L8657(line 8657) no Hoare annotation was computed. [2022-07-22 23:05:50,238 INFO L899 garLoopResultBuilder]: For program point L8674(line 8674) no Hoare annotation was computed. [2022-07-22 23:05:50,238 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)) [2022-07-22 23:05:50,238 INFO L899 garLoopResultBuilder]: For program point L8666(line 8666) no Hoare annotation was computed. [2022-07-22 23:05:50,238 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 23:05:50,238 INFO L899 garLoopResultBuilder]: For program point L8641(line 8641) no Hoare annotation was computed. [2022-07-22 23:05:50,239 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)) [2022-07-22 23:05:50,239 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 23:05:50,239 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)) [2022-07-22 23:05:50,239 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)) [2022-07-22 23:05:50,239 INFO L899 garLoopResultBuilder]: For program point L8683-1(line 8683) no Hoare annotation was computed. [2022-07-22 23:05:50,239 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)) [2022-07-22 23:05:50,239 INFO L899 garLoopResultBuilder]: For program point L8642(lines 8642 8652) no Hoare annotation was computed. [2022-07-22 23:05:50,239 INFO L899 garLoopResultBuilder]: For program point L8675-1(line 8675) no Hoare annotation was computed. [2022-07-22 23:05:50,240 INFO L899 garLoopResultBuilder]: For program point L12746-1(line 12746) no Hoare annotation was computed. [2022-07-22 23:05:50,240 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)) [2022-07-22 23:05:50,240 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)) [2022-07-22 23:05:50,240 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)) [2022-07-22 23:05:50,240 INFO L899 garLoopResultBuilder]: For program point L8692(lines 8692 8695) no Hoare annotation was computed. [2022-07-22 23:05:50,240 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)) [2022-07-22 23:05:50,240 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)) [2022-07-22 23:05:50,240 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-22 23:05:50,241 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)) [2022-07-22 23:05:50,241 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)) [2022-07-22 23:05:50,241 INFO L899 garLoopResultBuilder]: For program point L8528(line 8528) no Hoare annotation was computed. [2022-07-22 23:05:50,241 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-22 23:05:50,241 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)) [2022-07-22 23:05:50,241 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)) [2022-07-22 23:05:50,241 INFO L899 garLoopResultBuilder]: For program point L8520-1(line 8520) no Hoare annotation was computed. [2022-07-22 23:05:50,242 INFO L902 garLoopResultBuilder]: At program point L8636(line 8636) the Hoare annotation is: true [2022-07-22 23:05:50,242 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)) [2022-07-22 23:05:50,242 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)) [2022-07-22 23:05:50,242 INFO L899 garLoopResultBuilder]: For program point L12749-1(line 12749) no Hoare annotation was computed. [2022-07-22 23:05:50,242 INFO L899 garLoopResultBuilder]: For program point L8686(line 8686) no Hoare annotation was computed. [2022-07-22 23:05:50,242 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)) [2022-07-22 23:05:50,242 INFO L899 garLoopResultBuilder]: For program point L8645-1(lines 8642 8651) no Hoare annotation was computed. [2022-07-22 23:05:50,242 INFO L899 garLoopResultBuilder]: For program point L8678(line 8678) no Hoare annotation was computed. [2022-07-22 23:05:50,242 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 23:05:50,243 INFO L899 garLoopResultBuilder]: For program point L8670(line 8670) no Hoare annotation was computed. [2022-07-22 23:05:50,243 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8530) no Hoare annotation was computed. [2022-07-22 23:05:50,243 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8314) no Hoare annotation was computed. [2022-07-22 23:05:50,243 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-22 23:05:50,244 INFO L899 garLoopResultBuilder]: For program point L8307-2(lines 8307 8314) no Hoare annotation was computed. [2022-07-22 23:05:50,244 INFO L899 garLoopResultBuilder]: For program point L8522(line 8522) no Hoare annotation was computed. [2022-07-22 23:05:50,244 INFO L899 garLoopResultBuilder]: For program point L8654(line 8654) no Hoare annotation was computed. [2022-07-22 23:05:50,244 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)) [2022-07-22 23:05:50,244 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2022-07-22 23:05:50,244 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 23:05:50,244 INFO L899 garLoopResultBuilder]: For program point L8506(line 8506) no Hoare annotation was computed. [2022-07-22 23:05:50,244 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)) [2022-07-22 23:05:50,245 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)) [2022-07-22 23:05:50,245 INFO L899 garLoopResultBuilder]: For program point L8506-2(line 8506) no Hoare annotation was computed. [2022-07-22 23:05:50,245 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)) [2022-07-22 23:05:50,245 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)) [2022-07-22 23:05:50,245 INFO L899 garLoopResultBuilder]: For program point L8308(lines 8308 8311) no Hoare annotation was computed. [2022-07-22 23:05:50,245 INFO L899 garLoopResultBuilder]: For program point L8663-1(line 8663) no Hoare annotation was computed. [2022-07-22 23:05:50,245 INFO L899 garLoopResultBuilder]: For program point L8655(lines 8655 8660) no Hoare annotation was computed. [2022-07-22 23:05:50,245 INFO L895 garLoopResultBuilder]: At program point L8540(lines 8533 8542) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-22 23:05:50,246 INFO L899 garLoopResultBuilder]: For program point L8507(line 8507) no Hoare annotation was computed. [2022-07-22 23:05:50,246 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-22 23:05:50,246 INFO L899 garLoopResultBuilder]: For program point L8317(lines 8317 8321) no Hoare annotation was computed. [2022-07-22 23:05:50,246 INFO L899 garLoopResultBuilder]: For program point L8697(line 8697) no Hoare annotation was computed. [2022-07-22 23:05:50,246 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)) [2022-07-22 23:05:50,246 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)) [2022-07-22 23:05:50,246 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)) [2022-07-22 23:05:50,246 INFO L899 garLoopResultBuilder]: For program point L8516(lines 8516 8519) no Hoare annotation was computed. [2022-07-22 23:05:50,246 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12626 12628) no Hoare annotation was computed. [2022-07-22 23:05:50,247 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12626 12628) the Hoare annotation is: true [2022-07-22 23:05:50,247 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12626 12628) no Hoare annotation was computed. [2022-07-22 23:05:50,247 INFO L899 garLoopResultBuilder]: For program point L8345-1(lines 8345 8348) no Hoare annotation was computed. [2022-07-22 23:05:50,247 INFO L902 garLoopResultBuilder]: At program point L8339(lines 8329 8350) the Hoare annotation is: true [2022-07-22 23:05:50,247 INFO L902 garLoopResultBuilder]: At program point L8341(lines 8329 8350) the Hoare annotation is: true [2022-07-22 23:05:50,247 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8325 8351) no Hoare annotation was computed. [2022-07-22 23:05:50,247 INFO L899 garLoopResultBuilder]: For program point L8335-1(line 8335) no Hoare annotation was computed. [2022-07-22 23:05:50,247 INFO L902 garLoopResultBuilder]: At program point L8335(line 8335) the Hoare annotation is: true [2022-07-22 23:05:50,248 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8325 8351) the Hoare annotation is: true [2022-07-22 23:05:50,248 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8325 8351) no Hoare annotation was computed. [2022-07-22 23:05:50,248 INFO L899 garLoopResultBuilder]: For program point L8344-1(lines 8329 8350) no Hoare annotation was computed. [2022-07-22 23:05:50,248 INFO L902 garLoopResultBuilder]: At program point L8344(line 8344) the Hoare annotation is: true [2022-07-22 23:05:50,248 INFO L899 garLoopResultBuilder]: For program point L8334(lines 8334 8337) no Hoare annotation was computed. [2022-07-22 23:05:50,248 INFO L899 garLoopResultBuilder]: For program point L8334-2(lines 8334 8337) no Hoare annotation was computed. [2022-07-22 23:05:50,250 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-22 23:05:50,252 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 23:05:50,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 11:05:50 BoogieIcfgContainer [2022-07-22 23:05:50,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 23:05:50,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 23:05:50,264 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 23:05:50,264 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 23:05:50,265 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:05:22" (3/4) ... [2022-07-22 23:05:50,267 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 23:05:50,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-22 23:05:50,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-22 23:05:50,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-22 23:05:50,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-22 23:05:50,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-22 23:05:50,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-22 23:05:50,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-22 23:05:50,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-22 23:05:50,304 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-22 23:05:50,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-22 23:05:50,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-22 23:05:50,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-22 23:05:50,312 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 23:05:50,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 23:05:50,756 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 23:05:50,756 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 23:05:50,757 INFO L158 Benchmark]: Toolchain (without parser) took 107806.86ms. Allocated memory was 119.5MB in the beginning and 677.4MB in the end (delta: 557.8MB). Free memory was 70.5MB in the beginning and 204.6MB in the end (delta: -134.1MB). Peak memory consumption was 424.7MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,757 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 50.7MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 23:05:50,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2522.11ms. Allocated memory was 119.5MB in the beginning and 230.7MB in the end (delta: 111.1MB). Free memory was 70.2MB in the beginning and 141.8MB in the end (delta: -71.6MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.70ms. Allocated memory is still 230.7MB. Free memory was 141.8MB in the beginning and 118.7MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,758 INFO L158 Benchmark]: Boogie Preprocessor took 102.47ms. Allocated memory is still 230.7MB. Free memory was 118.7MB in the beginning and 101.9MB in the end (delta: 16.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,758 INFO L158 Benchmark]: RCFGBuilder took 77106.01ms. Allocated memory was 230.7MB in the beginning and 677.4MB in the end (delta: 446.7MB). Free memory was 101.9MB in the beginning and 467.8MB in the end (delta: -365.9MB). Peak memory consumption was 378.6MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,758 INFO L158 Benchmark]: TraceAbstraction took 27364.75ms. Allocated memory is still 677.4MB. Free memory was 467.8MB in the beginning and 342.0MB in the end (delta: 125.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,758 INFO L158 Benchmark]: Witness Printer took 492.43ms. Allocated memory is still 677.4MB. Free memory was 342.0MB in the beginning and 204.6MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. [2022-07-22 23:05:50,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 50.7MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2522.11ms. Allocated memory was 119.5MB in the beginning and 230.7MB in the end (delta: 111.1MB). Free memory was 70.2MB in the beginning and 141.8MB in the end (delta: -71.6MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.70ms. Allocated memory is still 230.7MB. Free memory was 141.8MB in the beginning and 118.7MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.47ms. Allocated memory is still 230.7MB. Free memory was 118.7MB in the beginning and 101.9MB in the end (delta: 16.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 77106.01ms. Allocated memory was 230.7MB in the beginning and 677.4MB in the end (delta: 446.7MB). Free memory was 101.9MB in the beginning and 467.8MB in the end (delta: -365.9MB). Peak memory consumption was 378.6MB. Max. memory is 16.1GB. * TraceAbstraction took 27364.75ms. Allocated memory is still 677.4MB. Free memory was 467.8MB in the beginning and 342.0MB in the end (delta: 125.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Witness Printer took 492.43ms. Allocated memory is still 677.4MB. Free memory was 342.0MB in the beginning and 204.6MB in the end (delta: 137.4MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11827]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.4s 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, 0.0s HoareSimplificationTime, 85 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 1.8s 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! [2022-07-22 23:05:50,832 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