./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 10:21:14,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:21:14,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:21:14,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:21:14,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:21:14,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:21:14,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:21:14,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:21:14,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:21:14,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:21:14,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:21:14,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:21:14,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:21:14,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:21:14,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:21:14,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:21:14,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:21:14,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:21:14,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:21:14,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:21:14,153 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:21:14,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:21:14,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:21:14,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:21:14,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:21:14,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:21:14,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:21:14,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:21:14,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:21:14,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:21:14,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:21:14,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:21:14,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:21:14,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:21:14,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:21:14,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:21:14,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:21:14,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:21:14,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:21:14,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:21:14,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:21:14,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:21:14,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 10:21:14,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:21:14,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:21:14,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:21:14,217 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:21:14,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:21:14,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:21:14,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:21:14,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:21:14,219 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:21:14,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:21:14,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 10:21:14,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:21:14,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:21:14,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:21:14,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:21:14,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:21:14,222 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:21:14,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:21:14,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:21:14,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:21:14,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:21:14,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:21:14,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:21:14,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:21:14,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:21:14,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 10:21:14,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 10:21:14,224 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:21:14,224 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:21:14,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:21:14,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2022-07-21 10:21:14,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:21:14,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:21:14,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:21:14,574 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:21:14,574 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:21:14,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-21 10:21:14,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4015f4d45/37c72aa8ec9f49e7a26ec8ce50c62d0a/FLAGf11e1d76c [2022-07-21 10:21:15,633 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:21:15,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-21 10:21:15,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4015f4d45/37c72aa8ec9f49e7a26ec8ce50c62d0a/FLAGf11e1d76c [2022-07-21 10:21:16,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4015f4d45/37c72aa8ec9f49e7a26ec8ce50c62d0a [2022-07-21 10:21:16,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:21:16,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:21:16,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:21:16,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:21:16,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:21:16,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:21:16" (1/1) ... [2022-07-21 10:21:16,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50eaf058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:16, skipping insertion in model container [2022-07-21 10:21:16,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:21:16" (1/1) ... [2022-07-21 10:21:16,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:21:16,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:21:19,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-21 10:21:19,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:21:19,743 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:21:20,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2022-07-21 10:21:20,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:21:20,612 INFO L208 MainTranslator]: Completed translation [2022-07-21 10:21:20,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20 WrapperNode [2022-07-21 10:21:20,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 10:21:20,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 10:21:20,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 10:21:20,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 10:21:20,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:20,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:20,908 INFO L137 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2224 [2022-07-21 10:21:20,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 10:21:20,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 10:21:20,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 10:21:20,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 10:21:20,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:20,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 10:21:21,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 10:21:21,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 10:21:21,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 10:21:21,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (1/1) ... [2022-07-21 10:21:21,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:21:21,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:21:21,289 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) [2022-07-21 10:21:21,310 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 [2022-07-21 10:21:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-07-21 10:21:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-07-21 10:21:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 10:21:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 10:21:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-07-21 10:21:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-07-21 10:21:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-21 10:21:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-21 10:21:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2022-07-21 10:21:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2022-07-21 10:21:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 10:21:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-21 10:21:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-21 10:21:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-21 10:21:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-21 10:21:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-21 10:21:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-21 10:21:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 10:21:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-21 10:21:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-21 10:21:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2022-07-21 10:21:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2022-07-21 10:21:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-21 10:21:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-21 10:21:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 10:21:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 10:21:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 10:21:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2022-07-21 10:21:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2022-07-21 10:21:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-21 10:21:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-21 10:21:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2022-07-21 10:21:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2022-07-21 10:21:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 10:21:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 10:21:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 10:21:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 10:21:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 10:21:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2022-07-21 10:21:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2022-07-21 10:21:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 10:21:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-21 10:21:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-21 10:21:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-07-21 10:21:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-07-21 10:21:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-21 10:21:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-21 10:21:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2022-07-21 10:21:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2022-07-21 10:21:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 10:21:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2022-07-21 10:21:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2022-07-21 10:21:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-07-21 10:21:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-07-21 10:21:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 10:21:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2022-07-21 10:21:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2022-07-21 10:21:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 10:21:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 10:21:21,748 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 10:21:21,750 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 10:22:34,316 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 10:22:34,325 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 10:22:34,326 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 10:22:34,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:22:34 BoogieIcfgContainer [2022-07-21 10:22:34,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 10:22:34,339 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 10:22:34,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 10:22:34,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 10:22:34,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:21:16" (1/3) ... [2022-07-21 10:22:34,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eff7be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:22:34, skipping insertion in model container [2022-07-21 10:22:34,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:21:20" (2/3) ... [2022-07-21 10:22:34,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eff7be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:22:34, skipping insertion in model container [2022-07-21 10:22:34,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:22:34" (3/3) ... [2022-07-21 10:22:34,347 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2022-07-21 10:22:34,360 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 10:22:34,360 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 10:22:34,430 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 10:22:34,448 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@17adc136, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4f189dd9 [2022-07-21 10:22:34,449 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 10:22:34,454 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) [2022-07-21 10:22:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-21 10:22:34,464 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:22:34,464 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:22:34,465 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:22:34,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:22:34,473 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2022-07-21 10:22:34,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:22:34,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104130909] [2022-07-21 10:22:34,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:22:34,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:22:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:35,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 10:22:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:22:35,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:22:35,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104130909] [2022-07-21 10:22:35,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104130909] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:22:35,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:22:35,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 10:22:35,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210016342] [2022-07-21 10:22:35,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:22:35,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:22:35,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:22:35,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:22:35,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 10:22:35,665 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) [2022-07-21 10:22:37,808 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:39,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:40,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:22:40,466 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2022-07-21 10:22:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:22:40,469 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 [2022-07-21 10:22:40,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:22:40,477 INFO L225 Difference]: With dead ends: 415 [2022-07-21 10:22:40,478 INFO L226 Difference]: Without dead ends: 203 [2022-07-21 10:22:40,481 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 [2022-07-21 10:22:40,483 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-21 10:22:40,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2022-07-21 10:22:40,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-07-21 10:22:40,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2022-07-21 10:22:40,586 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) [2022-07-21 10:22:40,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2022-07-21 10:22:40,602 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2022-07-21 10:22:40,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:22:40,603 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2022-07-21 10:22:40,603 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) [2022-07-21 10:22:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2022-07-21 10:22:40,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-21 10:22:40,605 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:22:40,605 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:22:40,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 10:22:40,606 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:22:40,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:22:40,608 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2022-07-21 10:22:40,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:22:40,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513997135] [2022-07-21 10:22:40,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:22:40,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:22:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 10:22:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:22:41,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:22:41,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513997135] [2022-07-21 10:22:41,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513997135] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:22:41,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:22:41,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 10:22:41,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469927674] [2022-07-21 10:22:41,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:22:41,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:22:41,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:22:41,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:22:41,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 10:22:41,232 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) [2022-07-21 10:22:43,342 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:45,432 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:45,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:22:45,942 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2022-07-21 10:22:45,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:22:45,943 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 [2022-07-21 10:22:45,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:22:45,945 INFO L225 Difference]: With dead ends: 205 [2022-07-21 10:22:45,945 INFO L226 Difference]: Without dead ends: 202 [2022-07-21 10:22:45,945 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 [2022-07-21 10:22:45,946 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-21 10:22:45,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-21 10:22:45,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-07-21 10:22:45,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-07-21 10:22:45,969 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) [2022-07-21 10:22:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2022-07-21 10:22:45,975 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2022-07-21 10:22:45,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:22:45,976 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2022-07-21 10:22:45,976 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) [2022-07-21 10:22:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2022-07-21 10:22:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-21 10:22:45,977 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:22:45,977 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:22:45,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 10:22:45,978 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:22:45,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:22:45,978 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2022-07-21 10:22:45,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:22:45,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523483734] [2022-07-21 10:22:45,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:22:45,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:22:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:46,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 10:22:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:22:46,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:22:46,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523483734] [2022-07-21 10:22:46,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523483734] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:22:46,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:22:46,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 10:22:46,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590472005] [2022-07-21 10:22:46,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:22:46,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:22:46,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:22:46,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:22:46,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 10:22:46,645 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) [2022-07-21 10:22:48,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:50,864 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:51,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:22:51,318 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2022-07-21 10:22:51,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:22:51,319 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 [2022-07-21 10:22:51,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:22:51,327 INFO L225 Difference]: With dead ends: 204 [2022-07-21 10:22:51,328 INFO L226 Difference]: Without dead ends: 201 [2022-07-21 10:22:51,329 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 [2022-07-21 10:22:51,331 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-21 10:22:51,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-21 10:22:51,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-07-21 10:22:51,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-07-21 10:22:51,357 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) [2022-07-21 10:22:51,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2022-07-21 10:22:51,360 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2022-07-21 10:22:51,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:22:51,361 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2022-07-21 10:22:51,361 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) [2022-07-21 10:22:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2022-07-21 10:22:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-21 10:22:51,362 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:22:51,363 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:22:51,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 10:22:51,364 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:22:51,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:22:51,365 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2022-07-21 10:22:51,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:22:51,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868659468] [2022-07-21 10:22:51,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:22:51,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:22:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:51,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 10:22:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:22:51,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:22:51,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868659468] [2022-07-21 10:22:51,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868659468] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:22:51,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:22:51,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 10:22:51,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381660441] [2022-07-21 10:22:51,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:22:51,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:22:51,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:22:51,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:22:51,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 10:22:51,927 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) [2022-07-21 10:22:54,043 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:56,062 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:22:56,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:22:56,602 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2022-07-21 10:22:56,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:22:56,603 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 [2022-07-21 10:22:56,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:22:56,604 INFO L225 Difference]: With dead ends: 203 [2022-07-21 10:22:56,605 INFO L226 Difference]: Without dead ends: 200 [2022-07-21 10:22:56,605 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 [2022-07-21 10:22:56,606 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-21 10:22:56,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2022-07-21 10:22:56,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-07-21 10:22:56,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-07-21 10:22:56,619 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) [2022-07-21 10:22:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2022-07-21 10:22:56,620 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2022-07-21 10:22:56,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:22:56,621 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2022-07-21 10:22:56,621 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) [2022-07-21 10:22:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2022-07-21 10:22:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-21 10:22:56,622 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:22:56,622 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:22:56,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 10:22:56,622 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:22:56,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:22:56,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2022-07-21 10:22:56,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:22:56,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357877727] [2022-07-21 10:22:56,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:22:56,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:22:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:57,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 10:22:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:22:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:22:57,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:22:57,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357877727] [2022-07-21 10:22:57,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357877727] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:22:57,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:22:57,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 10:22:57,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668871651] [2022-07-21 10:22:57,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:22:57,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 10:22:57,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:22:57,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 10:22:57,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 10:22:57,194 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) [2022-07-21 10:22:59,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:23:01,332 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:23:01,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:23:01,750 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2022-07-21 10:23:01,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 10:23:01,751 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 [2022-07-21 10:23:01,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:23:01,751 INFO L225 Difference]: With dead ends: 200 [2022-07-21 10:23:01,751 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 10:23:01,752 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 [2022-07-21 10:23:01,753 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-21 10:23:01,753 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] [2022-07-21 10:23:01,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 10:23:01,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 10:23:01,754 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) [2022-07-21 10:23:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 10:23:01,755 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2022-07-21 10:23:01,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:23:01,755 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 10:23:01,755 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) [2022-07-21 10:23:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 10:23:01,756 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 10:23:01,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 10:23:01,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 10:23:01,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 10:23:04,745 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2022-07-21 10:23:04,745 INFO L899 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2022-07-21 10:23:04,746 INFO L902 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2022-07-21 10:23:04,746 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2022-07-21 10:23:04,746 INFO L899 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2022-07-21 10:23:04,746 INFO L902 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2022-07-21 10:23:04,746 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2022-07-21 10:23:04,746 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2022-07-21 10:23:04,746 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2022-07-21 10:23:04,746 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2022-07-21 10:23:04,746 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2022-07-21 10:23:04,747 INFO L902 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2022-07-21 10:23:04,747 INFO L899 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2022-07-21 10:23:04,747 INFO L899 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2022-07-21 10:23:04,747 INFO L902 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2022-07-21 10:23:04,747 INFO L899 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2022-07-21 10:23:04,747 INFO L902 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2022-07-21 10:23:04,747 INFO L899 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2022-07-21 10:23:04,747 INFO L902 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2022-07-21 10:23:04,747 INFO L899 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2022-07-21 10:23:04,747 INFO L902 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2022-07-21 10:23:04,747 INFO L899 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2022-07-21 10:23:04,748 INFO L895 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12362 12372) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2022-07-21 10:23:04,748 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2022-07-21 10:23:04,748 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2022-07-21 10:23:04,748 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2022-07-21 10:23:04,748 INFO L902 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2022-07-21 10:23:04,748 INFO L899 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2022-07-21 10:23:04,748 INFO L899 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2022-07-21 10:23:04,749 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2022-07-21 10:23:04,749 INFO L899 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2022-07-21 10:23:04,749 INFO L902 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2022-07-21 10:23:04,749 INFO L902 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2022-07-21 10:23:04,749 INFO L899 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2022-07-21 10:23:04,749 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2022-07-21 10:23:04,749 INFO L902 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2022-07-21 10:23:04,750 INFO L899 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2022-07-21 10:23:04,750 INFO L902 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2022-07-21 10:23:04,750 INFO L899 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2022-07-21 10:23:04,750 INFO L899 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2022-07-21 10:23:04,750 INFO L902 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2022-07-21 10:23:04,750 INFO L899 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2022-07-21 10:23:04,750 INFO L899 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2022-07-21 10:23:04,750 INFO L902 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2022-07-21 10:23:04,751 INFO L902 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2022-07-21 10:23:04,751 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2022-07-21 10:23:04,751 INFO L899 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2022-07-21 10:23:04,751 INFO L902 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2022-07-21 10:23:04,751 INFO L902 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2022-07-21 10:23:04,751 INFO L899 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2022-07-21 10:23:04,751 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2022-07-21 10:23:04,752 INFO L899 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2022-07-21 10:23:04,752 INFO L902 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2022-07-21 10:23:04,752 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2022-07-21 10:23:04,752 INFO L902 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2022-07-21 10:23:04,752 INFO L899 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2022-07-21 10:23:04,752 INFO L902 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2022-07-21 10:23:04,752 INFO L902 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2022-07-21 10:23:04,753 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2022-07-21 10:23:04,753 INFO L899 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2022-07-21 10:23:04,753 INFO L902 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2022-07-21 10:23:04,753 INFO L899 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2022-07-21 10:23:04,753 INFO L899 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2022-07-21 10:23:04,753 INFO L902 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2022-07-21 10:23:04,753 INFO L902 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2022-07-21 10:23:04,754 INFO L899 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2022-07-21 10:23:04,754 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2022-07-21 10:23:04,754 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2022-07-21 10:23:04,754 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2022-07-21 10:23:04,754 INFO L902 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2022-07-21 10:23:04,754 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2022-07-21 10:23:04,754 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2022-07-21 10:23:04,755 INFO L899 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2022-07-21 10:23:04,755 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2022-07-21 10:23:04,755 INFO L902 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2022-07-21 10:23:04,755 INFO L902 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2022-07-21 10:23:04,755 INFO L899 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2022-07-21 10:23:04,755 INFO L902 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2022-07-21 10:23:04,755 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2022-07-21 10:23:04,756 INFO L899 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2022-07-21 10:23:04,756 INFO L899 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2022-07-21 10:23:04,756 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2022-07-21 10:23:04,756 INFO L899 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2022-07-21 10:23:04,756 INFO L902 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2022-07-21 10:23:04,756 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2022-07-21 10:23:04,756 INFO L899 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2022-07-21 10:23:04,757 INFO L902 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2022-07-21 10:23:04,757 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2022-07-21 10:23:04,757 INFO L899 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2022-07-21 10:23:04,757 INFO L899 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2022-07-21 10:23:04,757 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2022-07-21 10:23:04,757 INFO L902 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2022-07-21 10:23:04,757 INFO L899 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2022-07-21 10:23:04,757 INFO L902 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2022-07-21 10:23:04,758 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2022-07-21 10:23:04,758 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2022-07-21 10:23:04,758 INFO L895 garLoopResultBuilder]: At program point L12394(line 12394) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-21 10:23:04,758 INFO L899 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-21 10:23:04,758 INFO L895 garLoopResultBuilder]: At program point L12386(line 12386) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-21 10:23:04,758 INFO L899 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2022-07-21 10:23:04,759 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2022-07-21 10:23:04,759 INFO L895 garLoopResultBuilder]: At program point L12390(line 12390) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-21 10:23:04,759 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2022-07-21 10:23:04,759 INFO L899 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-21 10:23:04,759 INFO L895 garLoopResultBuilder]: At program point L12378(line 12378) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-21 10:23:04,759 INFO L899 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-21 10:23:04,759 INFO L895 garLoopResultBuilder]: At program point L12382(line 12382) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (not (= ~ldv_mutex_power_lock_of_snd_card~0 1)) (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1))) [2022-07-21 10:23:04,760 INFO L899 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2022-07-21 10:23:04,760 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2022-07-21 10:23:04,760 INFO L899 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2022-07-21 10:23:04,760 INFO L902 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2022-07-21 10:23:04,760 INFO L902 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2022-07-21 10:23:04,760 INFO L902 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2022-07-21 10:23:04,760 INFO L902 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2022-07-21 10:23:04,761 INFO L902 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2022-07-21 10:23:04,761 INFO L899 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2022-07-21 10:23:04,761 INFO L899 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2022-07-21 10:23:04,761 INFO L899 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2022-07-21 10:23:04,761 INFO L902 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2022-07-21 10:23:04,761 INFO L899 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2022-07-21 10:23:04,761 INFO L899 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2022-07-21 10:23:04,762 INFO L902 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2022-07-21 10:23:04,762 INFO L899 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2022-07-21 10:23:04,762 INFO L899 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2022-07-21 10:23:04,762 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,762 INFO L895 garLoopResultBuilder]: At program point L12736-2(lines 12735 12737) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,762 INFO L899 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2022-07-21 10:23:04,762 INFO L895 garLoopResultBuilder]: At program point L12736(line 12736) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,763 INFO L895 garLoopResultBuilder]: At program point L8665(line 8665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,763 INFO L899 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2022-07-21 10:23:04,763 INFO L899 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2022-07-21 10:23:04,763 INFO L899 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2022-07-21 10:23:04,763 INFO L895 garLoopResultBuilder]: At program point L8657(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,763 INFO L895 garLoopResultBuilder]: At program point L8657-1(line 8657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,764 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 10:23:04,764 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 10:23:04,764 INFO L899 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2022-07-21 10:23:04,764 INFO L895 garLoopResultBuilder]: At program point L8633(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,764 INFO L895 garLoopResultBuilder]: At program point L8633-1(line 8633) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,764 INFO L895 garLoopResultBuilder]: At program point L8683(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,765 INFO L895 garLoopResultBuilder]: At program point L8237(lines 8233 8239) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,765 INFO L899 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2022-07-21 10:23:04,765 INFO L899 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2022-07-21 10:23:04,765 INFO L899 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2022-07-21 10:23:04,765 INFO L895 garLoopResultBuilder]: At program point L8510(line 8510) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,765 INFO L895 garLoopResultBuilder]: At program point L8312(lines 8287 8314) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,765 INFO L902 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2022-07-21 10:23:04,766 INFO L895 garLoopResultBuilder]: At program point L12739(line 12739) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,766 INFO L899 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2022-07-21 10:23:04,766 INFO L899 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2022-07-21 10:23:04,766 INFO L899 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2022-07-21 10:23:04,766 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,766 INFO L899 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2022-07-21 10:23:04,766 INFO L895 garLoopResultBuilder]: At program point L12739-2(lines 12738 12740) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,766 INFO L899 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2022-07-21 10:23:04,767 INFO L899 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2022-07-21 10:23:04,767 INFO L899 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2022-07-21 10:23:04,767 INFO L899 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2022-07-21 10:23:04,767 INFO L899 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2022-07-21 10:23:04,767 INFO L899 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2022-07-21 10:23:04,767 INFO L895 garLoopResultBuilder]: At program point L8669(line 8669) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,767 INFO L899 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2022-07-21 10:23:04,768 INFO L899 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2022-07-21 10:23:04,768 INFO L895 garLoopResultBuilder]: At program point L8661(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,768 INFO L895 garLoopResultBuilder]: At program point L8661-1(line 8661) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,768 INFO L895 garLoopResultBuilder]: At program point L8653(line 8653) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,768 INFO L899 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2022-07-21 10:23:04,768 INFO L899 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2022-07-21 10:23:04,768 INFO L899 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2022-07-21 10:23:04,769 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-21 10:23:04,769 INFO L895 garLoopResultBuilder]: At program point L8686(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,769 INFO L899 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2022-07-21 10:23:04,769 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 10:23:04,769 INFO L895 garLoopResultBuilder]: At program point L8530(lines 8523 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,769 INFO L899 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2022-07-21 10:23:04,769 INFO L899 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2022-07-21 10:23:04,770 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-21 10:23:04,770 INFO L899 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2022-07-21 10:23:04,770 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,770 INFO L895 garLoopResultBuilder]: At program point L8679(lines 8623 8689) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,770 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,770 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 10:23:04,770 INFO L899 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2022-07-21 10:23:04,771 INFO L899 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2022-07-21 10:23:04,771 INFO L899 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2022-07-21 10:23:04,771 INFO L899 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2022-07-21 10:23:04,771 INFO L895 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2022-07-21 10:23:04,771 INFO L899 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2022-07-21 10:23:04,771 INFO L895 garLoopResultBuilder]: At program point L8482(lines 8482 8522) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,771 INFO L899 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2022-07-21 10:23:04,771 INFO L899 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2022-07-21 10:23:04,772 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)) [2022-07-21 10:23:04,772 INFO L899 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2022-07-21 10:23:04,772 INFO L895 garLoopResultBuilder]: At program point L12661(lines 12660 12662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-07-21 10:23:04,772 INFO L899 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2022-07-21 10:23:04,772 INFO L899 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2022-07-21 10:23:04,772 INFO L899 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2022-07-21 10:23:04,772 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2022-07-21 10:23:04,773 INFO L902 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2022-07-21 10:23:04,773 INFO L899 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2022-07-21 10:23:04,773 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2022-07-21 10:23:04,773 INFO L899 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2022-07-21 10:23:04,773 INFO L902 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2022-07-21 10:23:04,773 INFO L902 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2022-07-21 10:23:04,773 INFO L902 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2022-07-21 10:23:04,774 INFO L899 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2022-07-21 10:23:04,774 INFO L902 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2022-07-21 10:23:04,774 INFO L899 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2022-07-21 10:23:04,774 INFO L902 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2022-07-21 10:23:04,774 INFO L899 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2022-07-21 10:23:04,774 INFO L899 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2022-07-21 10:23:04,774 INFO L899 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2022-07-21 10:23:04,778 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-07-21 10:23:04,780 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 10:23:04,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:23:04 BoogieIcfgContainer [2022-07-21 10:23:04,795 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 10:23:04,796 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 10:23:04,796 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 10:23:04,796 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 10:23:04,797 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:22:34" (3/4) ... [2022-07-21 10:23:04,799 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 10:23:04,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2022-07-21 10:23:04,805 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2022-07-21 10:23:04,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-21 10:23:04,807 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2022-07-21 10:23:04,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-07-21 10:23:04,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2022-07-21 10:23:04,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2022-07-21 10:23:04,808 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2022-07-21 10:23:04,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-21 10:23:04,835 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-21 10:23:04,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2022-07-21 10:23:04,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-07-21 10:23:04,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-07-21 10:23:04,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-21 10:23:04,851 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 10:23:04,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 10:23:05,241 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 10:23:05,241 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 10:23:05,242 INFO L158 Benchmark]: Toolchain (without parser) took 109080.50ms. Allocated memory was 65.0MB in the beginning and 612.4MB in the end (delta: 547.4MB). Free memory was 30.2MB in the beginning and 223.4MB in the end (delta: -193.1MB). Peak memory consumption was 356.0MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,242 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 10:23:05,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4451.08ms. Allocated memory was 65.0MB in the beginning and 165.7MB in the end (delta: 100.7MB). Free memory was 30.0MB in the beginning and 72.7MB in the end (delta: -42.8MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 294.38ms. Allocated memory is still 165.7MB. Free memory was 72.7MB in the beginning and 48.8MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,243 INFO L158 Benchmark]: Boogie Preprocessor took 343.57ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 48.8MB in the beginning and 117.6MB in the end (delta: -68.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,243 INFO L158 Benchmark]: RCFGBuilder took 73073.71ms. Allocated memory was 216.0MB in the beginning and 612.4MB in the end (delta: 396.4MB). Free memory was 116.6MB in the beginning and 171.9MB in the end (delta: -55.3MB). Peak memory consumption was 357.0MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,244 INFO L158 Benchmark]: TraceAbstraction took 30456.06ms. Allocated memory is still 612.4MB. Free memory was 533.6MB in the beginning and 360.7MB in the end (delta: 172.9MB). Peak memory consumption was 172.9MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,244 INFO L158 Benchmark]: Witness Printer took 445.26ms. Allocated memory is still 612.4MB. Free memory was 360.7MB in the beginning and 223.4MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. [2022-07-21 10:23:05,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4451.08ms. Allocated memory was 65.0MB in the beginning and 165.7MB in the end (delta: 100.7MB). Free memory was 30.0MB in the beginning and 72.7MB in the end (delta: -42.8MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 294.38ms. Allocated memory is still 165.7MB. Free memory was 72.7MB in the beginning and 48.8MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 343.57ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 48.8MB in the beginning and 117.6MB in the end (delta: -68.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 73073.71ms. Allocated memory was 216.0MB in the beginning and 612.4MB in the end (delta: 396.4MB). Free memory was 116.6MB in the beginning and 171.9MB in the end (delta: -55.3MB). Peak memory consumption was 357.0MB. Max. memory is 16.1GB. * TraceAbstraction took 30456.06ms. Allocated memory is still 612.4MB. Free memory was 533.6MB in the beginning and 360.7MB in the end (delta: 172.9MB). Peak memory consumption was 172.9MB. Max. memory is 16.1GB. * Witness Printer took 445.26ms. Allocated memory is still 612.4MB. Free memory was 360.7MB in the beginning and 223.4MB in the end (delta: 137.4MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11817]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 22.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1058 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 175 PreInvPairs, 212 NumberOfFragments, 607 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 85 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8482]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12556]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8613]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 8287]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8533]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12735]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8523]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8233]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12604]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12660]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12738]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 RESULT: Ultimate proved your program to be correct! [2022-07-21 10:23:05,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE