./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.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 0.2.1-dev-0f8a17c [2021-11-16 22:56:15,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 22:56:15,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 22:56:15,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 22:56:15,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 22:56:15,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 22:56:15,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 22:56:15,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 22:56:15,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 22:56:15,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 22:56:15,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 22:56:15,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 22:56:15,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 22:56:15,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 22:56:15,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 22:56:15,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 22:56:15,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 22:56:15,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 22:56:15,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 22:56:15,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 22:56:15,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 22:56:15,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 22:56:15,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 22:56:15,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 22:56:15,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 22:56:15,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 22:56:15,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 22:56:15,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 22:56:15,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 22:56:15,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 22:56:15,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 22:56:15,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 22:56:15,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 22:56:15,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 22:56:15,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 22:56:15,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 22:56:15,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 22:56:15,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 22:56:15,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 22:56:15,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 22:56:15,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 22:56:15,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 22:56:15,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 22:56:15,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 22:56:15,631 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 22:56:15,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 22:56:15,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 22:56:15,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 22:56:15,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 22:56:15,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 22:56:15,633 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 22:56:15,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 22:56:15,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 22:56:15,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 22:56:15,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 22:56:15,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 22:56:15,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 22:56:15,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 22:56:15,634 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 22:56:15,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 22:56:15,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 22:56:15,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 22:56:15,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 22:56:15,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:56:15,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 22:56:15,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 22:56:15,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 22:56:15,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 22:56:15,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 22:56:15,636 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 22:56:15,637 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 22:56:15,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 22:56:15,637 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 22:56:15,637 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2021-11-16 22:56:15,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 22:56:15,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 22:56:15,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 22:56:15,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 22:56:15,899 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 22:56:15,900 INFO L432 ainManager$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 [2021-11-16 22:56:15,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/882742c29/93ef41bcde90479dbb8b85cd8d79c862/FLAG054744616 [2021-11-16 22:56:16,552 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 22:56:16,553 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 [2021-11-16 22:56:16,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/882742c29/93ef41bcde90479dbb8b85cd8d79c862/FLAG054744616 [2021-11-16 22:56:16,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/882742c29/93ef41bcde90479dbb8b85cd8d79c862 [2021-11-16 22:56:16,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 22:56:16,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 22:56:16,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 22:56:16,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 22:56:16,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 22:56:16,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:16" (1/1) ... [2021-11-16 22:56:16,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5fe90d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:16, skipping insertion in model container [2021-11-16 22:56:16,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:16" (1/1) ... [2021-11-16 22:56:16,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 22:56:16,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 22:56:18,358 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] [2021-11-16 22:56:18,435 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:56:18,491 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 22:56:18,888 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] [2021-11-16 22:56:18,897 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:56:19,028 INFO L208 MainTranslator]: Completed translation [2021-11-16 22:56:19,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19 WrapperNode [2021-11-16 22:56:19,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 22:56:19,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 22:56:19,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 22:56:19,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 22:56:19,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,237 INFO L137 Inliner]: procedures = 460, calls = 4701, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2201 [2021-11-16 22:56:19,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 22:56:19,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 22:56:19,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 22:56:19,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 22:56:19,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 22:56:19,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 22:56:19,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 22:56:19,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 22:56:19,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (1/1) ... [2021-11-16 22:56:19,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:56:19,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 22:56:19,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-16 22:56:19,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-16 22:56:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-16 22:56:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-16 22:56:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 22:56:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 22:56:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-16 22:56:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-16 22:56:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-16 22:56:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-16 22:56:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-11-16 22:56:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-11-16 22:56:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-16 22:56:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-16 22:56:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-16 22:56:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-16 22:56:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-16 22:56:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-16 22:56:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-16 22:56:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 22:56:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-16 22:56:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-16 22:56:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-11-16 22:56:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-11-16 22:56:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-16 22:56:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-16 22:56:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 22:56:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 22:56:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 22:56:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-11-16 22:56:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-11-16 22:56:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-16 22:56:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-16 22:56:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-11-16 22:56:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-11-16 22:56:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 22:56:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 22:56:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-16 22:56:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-16 22:56:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 22:56:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 22:56:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-11-16 22:56:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-11-16 22:56:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 22:56:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-16 22:56:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-16 22:56:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-16 22:56:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-16 22:56:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-16 22:56:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-16 22:56:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-11-16 22:56:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-11-16 22:56:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 22:56:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-11-16 22:56:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-11-16 22:56:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-16 22:56:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-16 22:56:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 22:56:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-11-16 22:56:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-11-16 22:56:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-16 22:56:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-16 22:56:19,803 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 22:56:19,804 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 22:57:34,793 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 22:57:34,799 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 22:57:34,800 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 22:57:34,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:57:34 BoogieIcfgContainer [2021-11-16 22:57:34,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 22:57:34,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 22:57:34,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 22:57:34,805 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 22:57:34,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:56:16" (1/3) ... [2021-11-16 22:57:34,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0ed5a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:57:34, skipping insertion in model container [2021-11-16 22:57:34,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:19" (2/3) ... [2021-11-16 22:57:34,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0ed5a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:57:34, skipping insertion in model container [2021-11-16 22:57:34,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:57:34" (3/3) ... [2021-11-16 22:57:34,807 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-16 22:57:34,810 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 22:57:34,810 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 22:57:34,854 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 22:57:34,872 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 22:57:34,873 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 22:57:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-11-16 22:57:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-16 22:57:34,907 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:34,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:34,908 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:34,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:34,915 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2021-11-16 22:57:34,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:34,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891193115] [2021-11-16 22:57:34,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:34,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:35,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:35,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:35,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891193115] [2021-11-16 22:57:35,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891193115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:35,657 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:35,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:35,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520527919] [2021-11-16 22:57:35,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:35,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:35,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:35,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:35,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:35,688 INFO L87 Difference]: Start difference. First operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:37,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:39,838 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:40,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:40,433 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2021-11-16 22:57:40,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:40,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-11-16 22:57:40,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:40,448 INFO L225 Difference]: With dead ends: 415 [2021-11-16 22:57:40,448 INFO L226 Difference]: Without dead ends: 203 [2021-11-16 22:57:40,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:40,465 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:40,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2021-11-16 22:57:40,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-16 22:57:40,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-16 22:57:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 142 states have (on average 1.2816901408450705) internal successors, (182), 146 states have internal predecessors, (182), 38 states have call successors, (38), 24 states have call predecessors, (38), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:40,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2021-11-16 22:57:40,534 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2021-11-16 22:57:40,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:40,535 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2021-11-16 22:57:40,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:40,539 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2021-11-16 22:57:40,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-16 22:57:40,540 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:40,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:40,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-16 22:57:40,544 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:40,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:40,547 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2021-11-16 22:57:40,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:40,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838984812] [2021-11-16 22:57:40,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:40,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:40,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:40,963 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:40,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838984812] [2021-11-16 22:57:40,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838984812] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:40,964 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:40,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:40,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440787155] [2021-11-16 22:57:40,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:40,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:40,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:40,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:40,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:40,966 INFO L87 Difference]: Start difference. First operand 203 states and 253 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:43,039 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:45,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:45,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:45,442 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2021-11-16 22:57:45,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:45,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-11-16 22:57:45,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:45,447 INFO L225 Difference]: With dead ends: 205 [2021-11-16 22:57:45,447 INFO L226 Difference]: Without dead ends: 202 [2021-11-16 22:57:45,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:45,448 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:45,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2021-11-16 22:57:45,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-16 22:57:45,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-11-16 22:57:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 145 states have internal predecessors, (181), 37 states have call successors, (37), 24 states have call predecessors, (37), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2021-11-16 22:57:45,474 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2021-11-16 22:57:45,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:45,474 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2021-11-16 22:57:45,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2021-11-16 22:57:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-16 22:57:45,475 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:45,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:45,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-16 22:57:45,476 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:45,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:45,477 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2021-11-16 22:57:45,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:45,477 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924385616] [2021-11-16 22:57:45,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:45,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:45,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:45,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:45,850 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:45,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924385616] [2021-11-16 22:57:45,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924385616] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:45,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:45,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:45,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437479795] [2021-11-16 22:57:45,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:45,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:45,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:45,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:45,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:45,852 INFO L87 Difference]: Start difference. First operand 202 states and 251 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:47,924 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:50,035 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:50,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:50,515 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2021-11-16 22:57:50,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:50,515 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-11-16 22:57:50,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:50,517 INFO L225 Difference]: With dead ends: 204 [2021-11-16 22:57:50,517 INFO L226 Difference]: Without dead ends: 201 [2021-11-16 22:57:50,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:50,519 INFO L933 BasicCegarLoop]: 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 [2021-11-16 22:57:50,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2021-11-16 22:57:50,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-16 22:57:50,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-16 22:57:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 142 states have (on average 1.267605633802817) internal successors, (180), 144 states have internal predecessors, (180), 36 states have call successors, (36), 24 states have call predecessors, (36), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2021-11-16 22:57:50,530 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2021-11-16 22:57:50,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:50,530 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2021-11-16 22:57:50,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2021-11-16 22:57:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-16 22:57:50,531 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:50,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:50,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-16 22:57:50,531 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:50,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:50,532 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2021-11-16 22:57:50,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:50,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921184752] [2021-11-16 22:57:50,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:50,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:50,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:50,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:50,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:50,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921184752] [2021-11-16 22:57:50,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921184752] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:50,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:50,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:50,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205551438] [2021-11-16 22:57:50,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:50,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:50,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:50,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:50,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:50,771 INFO L87 Difference]: Start difference. First operand 201 states and 249 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:52,846 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:54,900 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:57:55,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:57:55,320 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2021-11-16 22:57:55,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:57:55,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-11-16 22:57:55,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:57:55,324 INFO L225 Difference]: With dead ends: 203 [2021-11-16 22:57:55,324 INFO L226 Difference]: Without dead ends: 200 [2021-11-16 22:57:55,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:57:55,325 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-16 22:57:55,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2021-11-16 22:57:55,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-11-16 22:57:55,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-11-16 22:57:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 142 states have (on average 1.2605633802816902) internal successors, (179), 143 states have internal predecessors, (179), 35 states have call successors, (35), 24 states have call predecessors, (35), 22 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-16 22:57:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2021-11-16 22:57:55,354 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2021-11-16 22:57:55,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:57:55,354 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2021-11-16 22:57:55,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2021-11-16 22:57:55,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-16 22:57:55,356 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:57:55,356 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:57:55,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-16 22:57:55,357 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:57:55,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:57:55,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2021-11-16 22:57:55,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:57:55,358 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830561945] [2021-11-16 22:57:55,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:57:55,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:57:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:55,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-16 22:57:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:57:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-16 22:57:55,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:57:55,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830561945] [2021-11-16 22:57:55,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830561945] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:57:55,765 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-16 22:57:55,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-16 22:57:55,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906100292] [2021-11-16 22:57:55,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:57:55,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-16 22:57:55,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:57:55,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-16 22:57:55,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-16 22:57:55,767 INFO L87 Difference]: Start difference. First operand 200 states and 247 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:57:57,950 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:58:00,023 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-16 22:58:00,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:58:00,480 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2021-11-16 22:58:00,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-16 22:58:00,480 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-16 22:58:00,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:58:00,481 INFO L225 Difference]: With dead ends: 200 [2021-11-16 22:58:00,481 INFO L226 Difference]: Without dead ends: 0 [2021-11-16 22:58:00,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-16 22:58:00,482 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s 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, 4.6s IncrementalHoareTripleChecker+Time [2021-11-16 22:58:00,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2021-11-16 22:58:00,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-16 22:58:00,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-16 22:58:00,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-16 22:58:00,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-16 22:58:00,483 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-11-16 22:58:00,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:58:00,483 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-16 22:58:00,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-16 22:58:00,483 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-16 22:58:00,483 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-16 22:58:00,485 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 22:58:00,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-16 22:58:00,487 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-16 22:58:03,323 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2021-11-16 22:58:03,323 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2021-11-16 22:58:03,323 INFO L861 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2021-11-16 22:58:03,323 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2021-11-16 22:58:03,323 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2021-11-16 22:58:03,323 INFO L861 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2021-11-16 22:58:03,323 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L861 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L861 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L861 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L861 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2021-11-16 22:58:03,324 INFO L861 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2021-11-16 22:58:03,324 INFO L858 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L854 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)) [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L861 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L861 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2021-11-16 22:58:03,325 INFO L861 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L861 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L861 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2021-11-16 22:58:03,325 INFO L858 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L861 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2021-11-16 22:58:03,326 INFO L858 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L861 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2021-11-16 22:58:03,327 INFO L858 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L861 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L861 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2021-11-16 22:58:03,328 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L861 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L861 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L861 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2021-11-16 22:58:03,328 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L854 garLoopResultBuilder]: At program point L12394(line 12394) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L854 garLoopResultBuilder]: At program point L12386(line 12386) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L854 garLoopResultBuilder]: At program point L12390(line 12390) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:58:03,329 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L854 garLoopResultBuilder]: At program point L12378(line 12378) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L854 garLoopResultBuilder]: At program point L12382(line 12382) the Hoare annotation is: (or (not (= ~ldv_mutex_lock_of_poseidon~0 1)) (not (= ~ldv_mutex_pm_mutex~0 1)) (not (= 1 ~ldv_mutex_power_lock_of_snd_card~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L858 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2021-11-16 22:58:03,329 INFO L861 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2021-11-16 22:58:03,329 INFO L861 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2021-11-16 22:58:03,329 INFO L861 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2021-11-16 22:58:03,330 INFO L861 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2021-11-16 22:58:03,330 INFO L861 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L861 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L861 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L854 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)) [2021-11-16 22:58:03,330 INFO L854 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)) [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L854 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)) [2021-11-16 22:58:03,330 INFO L854 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)) [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2021-11-16 22:58:03,330 INFO L858 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2021-11-16 22:58:03,331 INFO L854 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)) [2021-11-16 22:58:03,331 INFO L854 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)) [2021-11-16 22:58:03,331 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-16 22:58:03,331 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-16 22:58:03,331 INFO L858 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2021-11-16 22:58:03,331 INFO L854 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)) [2021-11-16 22:58:03,334 INFO L854 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)) [2021-11-16 22:58:03,334 INFO L854 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)) [2021-11-16 22:58:03,334 INFO L854 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)) [2021-11-16 22:58:03,335 INFO L858 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2021-11-16 22:58:03,335 INFO L858 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2021-11-16 22:58:03,335 INFO L858 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2021-11-16 22:58:03,335 INFO L854 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)) [2021-11-16 22:58:03,335 INFO L854 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)) [2021-11-16 22:58:03,335 INFO L861 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2021-11-16 22:58:03,335 INFO L854 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)) [2021-11-16 22:58:03,336 INFO L858 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2021-11-16 22:58:03,336 INFO L858 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2021-11-16 22:58:03,336 INFO L858 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2021-11-16 22:58:03,336 INFO L854 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)) [2021-11-16 22:58:03,336 INFO L858 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2021-11-16 22:58:03,336 INFO L854 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)) [2021-11-16 22:58:03,336 INFO L858 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2021-11-16 22:58:03,336 INFO L858 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L858 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L858 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L858 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L858 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L854 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)) [2021-11-16 22:58:03,337 INFO L858 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L858 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2021-11-16 22:58:03,337 INFO L854 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)) [2021-11-16 22:58:03,337 INFO L854 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)) [2021-11-16 22:58:03,338 INFO L854 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)) [2021-11-16 22:58:03,338 INFO L858 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2021-11-16 22:58:03,338 INFO L858 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2021-11-16 22:58:03,338 INFO L858 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2021-11-16 22:58:03,338 INFO L858 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2021-11-16 22:58:03,338 INFO L854 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)) [2021-11-16 22:58:03,338 INFO L858 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2021-11-16 22:58:03,338 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-16 22:58:03,339 INFO L854 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)) [2021-11-16 22:58:03,339 INFO L858 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2021-11-16 22:58:03,339 INFO L858 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2021-11-16 22:58:03,339 INFO L858 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2021-11-16 22:58:03,339 INFO L858 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2021-11-16 22:58:03,339 INFO L854 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)) [2021-11-16 22:58:03,339 INFO L854 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)) [2021-11-16 22:58:03,339 INFO L854 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)) [2021-11-16 22:58:03,339 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-16 22:58:03,340 INFO L858 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2021-11-16 22:58:03,340 INFO L858 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2021-11-16 22:58:03,340 INFO L858 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2021-11-16 22:58:03,340 INFO L858 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2021-11-16 22:58:03,340 INFO L854 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2021-11-16 22:58:03,340 INFO L858 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2021-11-16 22:58:03,340 INFO L854 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)) [2021-11-16 22:58:03,340 INFO L858 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L858 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L854 garLoopResultBuilder]: At program point L8540(lines 8533 8542) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-16 22:58:03,341 INFO L858 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L854 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)) [2021-11-16 22:58:03,341 INFO L858 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L858 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L858 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2021-11-16 22:58:03,341 INFO L861 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2021-11-16 22:58:03,342 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2021-11-16 22:58:03,342 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2021-11-16 22:58:03,342 INFO L858 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2021-11-16 22:58:03,342 INFO L861 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2021-11-16 22:58:03,342 INFO L861 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2021-11-16 22:58:03,342 INFO L861 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2021-11-16 22:58:03,342 INFO L858 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2021-11-16 22:58:03,342 INFO L861 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2021-11-16 22:58:03,342 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2021-11-16 22:58:03,343 INFO L861 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2021-11-16 22:58:03,343 INFO L858 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2021-11-16 22:58:03,343 INFO L858 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2021-11-16 22:58:03,343 INFO L858 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2021-11-16 22:58:03,345 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-16 22:58:03,346 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 22:58:03,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:58:03 BoogieIcfgContainer [2021-11-16 22:58:03,359 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 22:58:03,360 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 22:58:03,360 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 22:58:03,361 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 22:58:03,361 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:57:34" (3/4) ... [2021-11-16 22:58:03,363 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-16 22:58:03,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2021-11-16 22:58:03,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2021-11-16 22:58:03,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-16 22:58:03,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2021-11-16 22:58:03,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-16 22:58:03,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2021-11-16 22:58:03,371 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2021-11-16 22:58:03,371 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2021-11-16 22:58:03,398 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2021-11-16 22:58:03,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-16 22:58:03,404 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-11-16 22:58:03,406 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-16 22:58:03,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-16 22:58:03,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-16 22:58:03,412 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-16 22:58:03,414 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-16 22:58:04,017 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-16 22:58:04,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 22:58:04,018 INFO L158 Benchmark]: Toolchain (without parser) took 107337.13ms. Allocated memory was 127.9MB in the beginning and 1.1GB in the end (delta: 939.5MB). Free memory was 92.2MB in the beginning and 919.0MB in the end (delta: -826.8MB). Peak memory consumption was 717.2MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,018 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 52.7MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:58:04,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2347.08ms. Allocated memory was 127.9MB in the beginning and 234.9MB in the end (delta: 107.0MB). Free memory was 92.2MB in the beginning and 131.7MB in the end (delta: -39.5MB). Peak memory consumption was 123.4MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.43ms. Allocated memory is still 234.9MB. Free memory was 131.7MB in the beginning and 107.6MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,019 INFO L158 Benchmark]: Boogie Preprocessor took 115.30ms. Allocated memory is still 234.9MB. Free memory was 107.6MB in the beginning and 89.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,019 INFO L158 Benchmark]: RCFGBuilder took 75446.76ms. Allocated memory was 234.9MB in the beginning and 1.1GB in the end (delta: 832.6MB). Free memory was 89.8MB in the beginning and 913.4MB in the end (delta: -823.6MB). Peak memory consumption was 601.3MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,019 INFO L158 Benchmark]: TraceAbstraction took 28556.99ms. Allocated memory is still 1.1GB. Free memory was 913.4MB in the beginning and 880.0MB in the end (delta: 33.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,019 INFO L158 Benchmark]: Witness Printer took 656.85ms. Allocated memory is still 1.1GB. Free memory was 879.0MB in the beginning and 919.0MB in the end (delta: -40.0MB). Peak memory consumption was 565.1MB. Max. memory is 16.1GB. [2021-11-16 22:58:04,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 52.7MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2347.08ms. Allocated memory was 127.9MB in the beginning and 234.9MB in the end (delta: 107.0MB). Free memory was 92.2MB in the beginning and 131.7MB in the end (delta: -39.5MB). Peak memory consumption was 123.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.43ms. Allocated memory is still 234.9MB. Free memory was 131.7MB in the beginning and 107.6MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.30ms. Allocated memory is still 234.9MB. Free memory was 107.6MB in the beginning and 89.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 75446.76ms. Allocated memory was 234.9MB in the beginning and 1.1GB in the end (delta: 832.6MB). Free memory was 89.8MB in the beginning and 913.4MB in the end (delta: -823.6MB). Peak memory consumption was 601.3MB. Max. memory is 16.1GB. * TraceAbstraction took 28556.99ms. Allocated memory is still 1.1GB. Free memory was 913.4MB in the beginning and 880.0MB in the end (delta: 33.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Witness Printer took 656.85ms. Allocated memory is still 1.1GB. Free memory was 879.0MB in the beginning and 919.0MB in the end (delta: -40.0MB). Peak memory consumption was 565.1MB. 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: 28.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 22.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 21.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1058 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 175 PreInvPairs, 212 NumberOfFragments, 607 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 85 FomulaSimplificationsInter, 2499 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s 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! [2021-11-16 22:58:04,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE