./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 17:50:37,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:50:37,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:50:37,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:50:37,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:50:37,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:50:37,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:50:37,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:50:37,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:50:37,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:50:37,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:50:37,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:50:37,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:50:37,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:50:37,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:50:37,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:50:37,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:50:37,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:50:37,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:50:37,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:50:37,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:50:37,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:50:37,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:50:37,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:50:37,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:50:37,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:50:37,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:50:37,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:50:37,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:50:37,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:50:37,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:50:37,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:50:37,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:50:37,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:50:37,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:50:37,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:50:37,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:50:37,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:50:37,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:50:37,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:50:37,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:50:37,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 17:50:37,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:50:37,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:50:37,700 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:50:37,700 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:50:37,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 17:50:37,708 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 17:50:37,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:50:37,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:50:37,710 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:50:37,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:50:37,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 17:50:37,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:50:37,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 17:50:37,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 17:50:37,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 17:50:37,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:50:37,713 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:50:37,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 17:50:37,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:50:37,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:50:37,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 17:50:37,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:50:37,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:50:37,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 17:50:37,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 17:50:37,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 17:50:37,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 17:50:37,715 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 17:50:37,715 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 17:50:37,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 17:50:37,716 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:50:37,716 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2021-11-13 17:50:37,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:50:38,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:50:38,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:50:38,008 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:50:38,009 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:50:38,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-13 17:50:38,085 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/data/1baa84b44/3cd675333fc84445a3e76b4905d8a24b/FLAGa0adb8ed9 [2021-11-13 17:50:39,094 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:50:39,096 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-13 17:50:39,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/data/1baa84b44/3cd675333fc84445a3e76b4905d8a24b/FLAGa0adb8ed9 [2021-11-13 17:50:39,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/data/1baa84b44/3cd675333fc84445a3e76b4905d8a24b [2021-11-13 17:50:39,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:50:39,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:50:39,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:50:39,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:50:39,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:50:39,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:50:39" (1/1) ... [2021-11-13 17:50:39,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73cfd1ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:39, skipping insertion in model container [2021-11-13 17:50:39,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:50:39" (1/1) ... [2021-11-13 17:50:39,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:50:39,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:50:42,797 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2021-11-13 17:50:42,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:50:43,015 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:50:43,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i[340870,340883] [2021-11-13 17:50:43,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:50:43,970 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:50:43,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43 WrapperNode [2021-11-13 17:50:43,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:50:43,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:50:43,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:50:43,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:50:43,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:50:44,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:50:44,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:50:44,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:50:44,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:50:44,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:50:44,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:50:44,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:50:44,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (1/1) ... [2021-11-13 17:50:44,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:50:44,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:50:44,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 17:50:44,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 17:50:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-13 17:50:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-13 17:50:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 17:50:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 17:50:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-13 17:50:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-13 17:50:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-13 17:50:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-13 17:50:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-11-13 17:50:44,648 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-11-13 17:50:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 17:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-13 17:50:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-13 17:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-13 17:50:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-13 17:50:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-13 17:50:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-13 17:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 17:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-13 17:50:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-13 17:50:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-11-13 17:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-11-13 17:50:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-13 17:50:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-13 17:50:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 17:50:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 17:50:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-11-13 17:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-11-13 17:50:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-13 17:50:44,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-13 17:50:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-11-13 17:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-11-13 17:50:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:50:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 17:50:44,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 17:50:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 17:50:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 17:50:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-11-13 17:50:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-11-13 17:50:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 17:50:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-13 17:50:44,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-13 17:50:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-13 17:50:44,656 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-13 17:50:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-13 17:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-13 17:50:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-11-13 17:50:44,657 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-11-13 17:50:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 17:50:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-11-13 17:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-11-13 17:50:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-13 17:50:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-13 17:50:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 17:50:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-11-13 17:50:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-11-13 17:50:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 17:50:44,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 17:54:07,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 17:54:07,859 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 17:54:07,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:54:07 BoogieIcfgContainer [2021-11-13 17:54:07,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 17:54:07,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 17:54:07,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 17:54:07,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 17:54:07,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 05:50:39" (1/3) ... [2021-11-13 17:54:07,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0460ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:54:07, skipping insertion in model container [2021-11-13 17:54:07,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:50:43" (2/3) ... [2021-11-13 17:54:07,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0460ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:54:07, skipping insertion in model container [2021-11-13 17:54:07,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:54:07" (3/3) ... [2021-11-13 17:54:07,882 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2021-11-13 17:54:07,888 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 17:54:07,888 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 17:54:07,970 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 17:54:07,977 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 [2021-11-13 17:54:07,977 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 17:54:08,002 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) [2021-11-13 17:54:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 17:54:08,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:54:08,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:54:08,009 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 17:54:08,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:54:08,015 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2021-11-13 17:54:08,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:54:08,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235212968] [2021-11-13 17:54:08,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:54:08,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:54:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:09,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 17:54:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:09,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:54:09,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:54:09,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235212968] [2021-11-13 17:54:09,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235212968] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:54:09,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:54:09,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:54:09,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035442077] [2021-11-13 17:54:09,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:54:09,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:54:09,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:54:09,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:54:09,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:54:09,599 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) [2021-11-13 17:54:11,813 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:13,934 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:14,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:54:14,410 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2021-11-13 17:54:14,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:54:14,413 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 [2021-11-13 17:54:14,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:54:14,425 INFO L225 Difference]: With dead ends: 415 [2021-11-13 17:54:14,426 INFO L226 Difference]: Without dead ends: 203 [2021-11-13 17:54:14,430 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 [2021-11-13 17:54:14,434 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4413.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.85ms SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4664.61ms IncrementalHoareTripleChecker+Time [2021-11-13 17:54:14,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 9.85ms Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4664.61ms Time] [2021-11-13 17:54:14,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-13 17:54:14,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-13 17:54:14,493 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) [2021-11-13 17:54:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2021-11-13 17:54:14,497 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2021-11-13 17:54:14,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:54:14,498 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2021-11-13 17:54:14,498 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) [2021-11-13 17:54:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2021-11-13 17:54:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 17:54:14,499 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:54:14,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:54:14,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 17:54:14,500 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 17:54:14,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:54:14,501 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2021-11-13 17:54:14,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:54:14,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038333940] [2021-11-13 17:54:14,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:54:14,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:54:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:14,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 17:54:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:15,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:54:15,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:54:15,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038333940] [2021-11-13 17:54:15,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038333940] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:54:15,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:54:15,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:54:15,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604848484] [2021-11-13 17:54:15,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:54:15,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:54:15,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:54:15,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:54:15,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:54:15,008 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) [2021-11-13 17:54:17,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:19,235 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:19,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:54:19,647 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2021-11-13 17:54:19,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:54:19,648 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 [2021-11-13 17:54:19,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:54:19,651 INFO L225 Difference]: With dead ends: 205 [2021-11-13 17:54:19,651 INFO L226 Difference]: Without dead ends: 202 [2021-11-13 17:54:19,652 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:54:19,653 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4365.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.44ms SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4573.50ms IncrementalHoareTripleChecker+Time [2021-11-13 17:54:19,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 6.44ms Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4573.50ms Time] [2021-11-13 17:54:19,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-13 17:54:19,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-11-13 17:54:19,676 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) [2021-11-13 17:54:19,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2021-11-13 17:54:19,678 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2021-11-13 17:54:19,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:54:19,679 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2021-11-13 17:54:19,679 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) [2021-11-13 17:54:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2021-11-13 17:54:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 17:54:19,680 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:54:19,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:54:19,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 17:54:19,681 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 17:54:19,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:54:19,682 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2021-11-13 17:54:19,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:54:19,682 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324915270] [2021-11-13 17:54:19,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:54:19,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:54:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:20,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 17:54:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:54:20,349 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:54:20,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324915270] [2021-11-13 17:54:20,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324915270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:54:20,350 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:54:20,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:54:20,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651322739] [2021-11-13 17:54:20,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:54:20,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:54:20,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:54:20,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:54:20,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:54:20,353 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) [2021-11-13 17:54:22,522 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:24,624 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:24,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:54:24,959 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2021-11-13 17:54:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:54:24,960 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 [2021-11-13 17:54:24,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:54:24,963 INFO L225 Difference]: With dead ends: 204 [2021-11-13 17:54:24,963 INFO L226 Difference]: Without dead ends: 201 [2021-11-13 17:54:24,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:54:24,966 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4367.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.54ms SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4552.52ms IncrementalHoareTripleChecker+Time [2021-11-13 17:54:24,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 4.54ms Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4552.52ms Time] [2021-11-13 17:54:24,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-13 17:54:24,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-13 17:54:24,988 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) [2021-11-13 17:54:24,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2021-11-13 17:54:24,990 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2021-11-13 17:54:24,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:54:24,991 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2021-11-13 17:54:24,991 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) [2021-11-13 17:54:24,992 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2021-11-13 17:54:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 17:54:24,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:54:24,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:54:24,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 17:54:24,993 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 17:54:24,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:54:24,994 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2021-11-13 17:54:24,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:54:24,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230020082] [2021-11-13 17:54:24,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:54:24,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:54:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:25,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 17:54:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:25,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:54:25,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:54:25,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230020082] [2021-11-13 17:54:25,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230020082] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:54:25,575 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:54:25,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:54:25,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283082165] [2021-11-13 17:54:25,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:54:25,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:54:25,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:54:25,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:54:25,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:54:25,586 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) [2021-11-13 17:54:27,772 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:29,899 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:30,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:54:30,288 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2021-11-13 17:54:30,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:54:30,289 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 [2021-11-13 17:54:30,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:54:30,291 INFO L225 Difference]: With dead ends: 203 [2021-11-13 17:54:30,291 INFO L226 Difference]: Without dead ends: 200 [2021-11-13 17:54:30,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:54:30,293 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4404.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.64ms SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4643.13ms IncrementalHoareTripleChecker+Time [2021-11-13 17:54:30,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 4.64ms Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4643.13ms Time] [2021-11-13 17:54:30,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-11-13 17:54:30,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-11-13 17:54:30,314 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) [2021-11-13 17:54:30,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2021-11-13 17:54:30,317 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2021-11-13 17:54:30,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:54:30,317 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2021-11-13 17:54:30,318 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) [2021-11-13 17:54:30,318 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2021-11-13 17:54:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 17:54:30,319 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:54:30,319 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:54:30,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 17:54:30,320 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 17:54:30,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:54:30,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2021-11-13 17:54:30,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:54:30,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005574352] [2021-11-13 17:54:30,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:54:30,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:54:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:30,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 17:54:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:54:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:54:30,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:54:30,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005574352] [2021-11-13 17:54:30,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005574352] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:54:30,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:54:30,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:54:30,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924427820] [2021-11-13 17:54:30,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:54:30,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:54:30,958 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:54:30,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:54:30,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:54:30,959 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) [2021-11-13 17:54:33,131 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:35,214 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:54:35,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:54:35,598 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2021-11-13 17:54:35,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:54:35,599 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 [2021-11-13 17:54:35,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:54:35,599 INFO L225 Difference]: With dead ends: 200 [2021-11-13 17:54:35,599 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 17:54:35,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:54:35,602 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4381.60ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.79ms SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4588.63ms IncrementalHoareTripleChecker+Time [2021-11-13 17:54:35,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 4.79ms Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4588.63ms Time] [2021-11-13 17:54:35,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 17:54:35,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 17:54:35,604 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) [2021-11-13 17:54:35,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 17:54:35,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-11-13 17:54:35,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:54:35,605 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 17:54:35,605 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) [2021-11-13 17:54:35,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 17:54:35,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 17:54:35,609 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 17:54:35,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 17:54:35,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 17:54:36,646 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12642 12644) no Hoare annotation was computed. [2021-11-13 17:54:36,647 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12642 12644) no Hoare annotation was computed. [2021-11-13 17:54:36,647 INFO L861 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12642 12644) the Hoare annotation is: true [2021-11-13 17:54:36,647 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12584 12586) no Hoare annotation was computed. [2021-11-13 17:54:36,647 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12584 12586) no Hoare annotation was computed. [2021-11-13 17:54:36,647 INFO L861 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12584 12586) the Hoare annotation is: true [2021-11-13 17:54:36,647 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11814 11819) no Hoare annotation was computed. [2021-11-13 17:54:36,648 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11814 11819) the Hoare annotation is: true [2021-11-13 17:54:36,648 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11817) no Hoare annotation was computed. [2021-11-13 17:54:36,648 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11814 11819) no Hoare annotation was computed. [2021-11-13 17:54:36,648 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8249 8272) no Hoare annotation was computed. [2021-11-13 17:54:36,648 INFO L861 garLoopResultBuilder]: At program point L12557(lines 12556 12558) the Hoare annotation is: true [2021-11-13 17:54:36,648 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8249 8272) no Hoare annotation was computed. [2021-11-13 17:54:36,648 INFO L858 garLoopResultBuilder]: For program point L8268-1(line 8268) no Hoare annotation was computed. [2021-11-13 17:54:36,648 INFO L861 garLoopResultBuilder]: At program point L8268(line 8268) the Hoare annotation is: true [2021-11-13 17:54:36,649 INFO L858 garLoopResultBuilder]: For program point L8269-1(line 8269) no Hoare annotation was computed. [2021-11-13 17:54:36,649 INFO L861 garLoopResultBuilder]: At program point L8269(line 8269) the Hoare annotation is: true [2021-11-13 17:54:36,649 INFO L858 garLoopResultBuilder]: For program point L8258(lines 8258 8261) no Hoare annotation was computed. [2021-11-13 17:54:36,649 INFO L861 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8249 8272) the Hoare annotation is: true [2021-11-13 17:54:36,649 INFO L858 garLoopResultBuilder]: For program point kref_getFINAL(lines 12482 12484) no Hoare annotation was computed. [2021-11-13 17:54:36,649 INFO L861 garLoopResultBuilder]: At program point kref_getENTRY(lines 12482 12484) the Hoare annotation is: true [2021-11-13 17:54:36,649 INFO L858 garLoopResultBuilder]: For program point kref_getEXIT(lines 12482 12484) no Hoare annotation was computed. [2021-11-13 17:54:36,650 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)) [2021-11-13 17:54:36,650 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12362 12372) no Hoare annotation was computed. [2021-11-13 17:54:36,650 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12362 12372) no Hoare annotation was computed. [2021-11-13 17:54:36,650 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12587 12589) no Hoare annotation was computed. [2021-11-13 17:54:36,650 INFO L861 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12587 12589) the Hoare annotation is: true [2021-11-13 17:54:36,650 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12587 12589) no Hoare annotation was computed. [2021-11-13 17:54:36,650 INFO L858 garLoopResultBuilder]: For program point L8351(line 8351) no Hoare annotation was computed. [2021-11-13 17:54:36,651 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8342 8354) no Hoare annotation was computed. [2021-11-13 17:54:36,651 INFO L858 garLoopResultBuilder]: For program point L8347(lines 8347 8350) no Hoare annotation was computed. [2021-11-13 17:54:36,651 INFO L861 garLoopResultBuilder]: At program point L8347-2(lines 8347 8350) the Hoare annotation is: true [2021-11-13 17:54:36,651 INFO L861 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8342 8354) the Hoare annotation is: true [2021-11-13 17:54:36,651 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8342 8354) no Hoare annotation was computed. [2021-11-13 17:54:36,651 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8454 8481) no Hoare annotation was computed. [2021-11-13 17:54:36,651 INFO L861 garLoopResultBuilder]: At program point L8475(lines 8459 8480) the Hoare annotation is: true [2021-11-13 17:54:36,651 INFO L858 garLoopResultBuilder]: For program point L8468(lines 8468 8471) no Hoare annotation was computed. [2021-11-13 17:54:36,651 INFO L861 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: true [2021-11-13 17:54:36,652 INFO L858 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2021-11-13 17:54:36,652 INFO L858 garLoopResultBuilder]: For program point L8468-2(lines 8468 8471) no Hoare annotation was computed. [2021-11-13 17:54:36,652 INFO L861 garLoopResultBuilder]: At program point L8473(lines 8459 8480) the Hoare annotation is: true [2021-11-13 17:54:36,652 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8454 8481) no Hoare annotation was computed. [2021-11-13 17:54:36,652 INFO L858 garLoopResultBuilder]: For program point L8462-1(lines 8462 8463) no Hoare annotation was computed. [2021-11-13 17:54:36,652 INFO L861 garLoopResultBuilder]: At program point L8462(lines 8462 8463) the Hoare annotation is: true [2021-11-13 17:54:36,652 INFO L861 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8454 8481) the Hoare annotation is: true [2021-11-13 17:54:36,652 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12577 12579) no Hoare annotation was computed. [2021-11-13 17:54:36,653 INFO L858 garLoopResultBuilder]: For program point L12578-1(line 12578) no Hoare annotation was computed. [2021-11-13 17:54:36,653 INFO L861 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12577 12579) the Hoare annotation is: true [2021-11-13 17:54:36,653 INFO L861 garLoopResultBuilder]: At program point L12578(line 12578) the Hoare annotation is: true [2021-11-13 17:54:36,653 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12577 12579) no Hoare annotation was computed. [2021-11-13 17:54:36,653 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12492 12494) no Hoare annotation was computed. [2021-11-13 17:54:36,653 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12492 12494) no Hoare annotation was computed. [2021-11-13 17:54:36,653 INFO L861 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12492 12494) the Hoare annotation is: true [2021-11-13 17:54:36,654 INFO L858 garLoopResultBuilder]: For program point kref_putEXIT(lines 12489 12491) no Hoare annotation was computed. [2021-11-13 17:54:36,654 INFO L861 garLoopResultBuilder]: At program point kref_putENTRY(lines 12489 12491) the Hoare annotation is: true [2021-11-13 17:54:36,654 INFO L858 garLoopResultBuilder]: For program point kref_putFINAL(lines 12489 12491) no Hoare annotation was computed. [2021-11-13 17:54:36,654 INFO L861 garLoopResultBuilder]: At program point L12605(lines 12604 12606) the Hoare annotation is: true [2021-11-13 17:54:36,654 INFO L861 garLoopResultBuilder]: At program point L6145(lines 6132 6151) the Hoare annotation is: true [2021-11-13 17:54:36,654 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6128 6152) no Hoare annotation was computed. [2021-11-13 17:54:36,654 INFO L858 garLoopResultBuilder]: For program point L6140-1(line 6140) no Hoare annotation was computed. [2021-11-13 17:54:36,655 INFO L861 garLoopResultBuilder]: At program point L6140(line 6140) the Hoare annotation is: true [2021-11-13 17:54:36,655 INFO L858 garLoopResultBuilder]: For program point L6137-2(lines 6137 6143) no Hoare annotation was computed. [2021-11-13 17:54:36,655 INFO L858 garLoopResultBuilder]: For program point L6137(lines 6137 6143) no Hoare annotation was computed. [2021-11-13 17:54:36,655 INFO L861 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6128 6152) the Hoare annotation is: true [2021-11-13 17:54:36,655 INFO L861 garLoopResultBuilder]: At program point L6147(lines 6132 6151) the Hoare annotation is: true [2021-11-13 17:54:36,655 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6128 6152) no Hoare annotation was computed. [2021-11-13 17:54:36,655 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12498 12500) no Hoare annotation was computed. [2021-11-13 17:54:36,656 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12498 12500) the Hoare annotation is: true [2021-11-13 17:54:36,656 INFO L858 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12607 12609) no Hoare annotation was computed. [2021-11-13 17:54:36,656 INFO L861 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12607 12609) the Hoare annotation is: true [2021-11-13 17:54:36,656 INFO L858 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12607 12609) no Hoare annotation was computed. [2021-11-13 17:54:36,656 INFO L861 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5411 5416) the Hoare annotation is: true [2021-11-13 17:54:36,656 INFO L858 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5411 5416) no Hoare annotation was computed. [2021-11-13 17:54:36,656 INFO L858 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5411 5416) no Hoare annotation was computed. [2021-11-13 17:54:36,656 INFO L861 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8273 8286) the Hoare annotation is: true [2021-11-13 17:54:36,657 INFO L861 garLoopResultBuilder]: At program point L8282(line 8282) the Hoare annotation is: true [2021-11-13 17:54:36,657 INFO L858 garLoopResultBuilder]: For program point L8283-1(line 8283) no Hoare annotation was computed. [2021-11-13 17:54:36,657 INFO L861 garLoopResultBuilder]: At program point L8283(line 8283) the Hoare annotation is: true [2021-11-13 17:54:36,657 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8273 8286) no Hoare annotation was computed. [2021-11-13 17:54:36,657 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8273 8286) no Hoare annotation was computed. [2021-11-13 17:54:36,657 INFO L858 garLoopResultBuilder]: For program point L8282-1(line 8282) no Hoare annotation was computed. [2021-11-13 17:54:36,657 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8355 8360) no Hoare annotation was computed. [2021-11-13 17:54:36,657 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8355 8360) no Hoare annotation was computed. [2021-11-13 17:54:36,658 INFO L861 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8355 8360) the Hoare annotation is: true [2021-11-13 17:54:36,658 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5428 5437) the Hoare annotation is: true [2021-11-13 17:54:36,658 INFO L858 garLoopResultBuilder]: For program point L5430(lines 5430 5436) no Hoare annotation was computed. [2021-11-13 17:54:36,658 INFO L861 garLoopResultBuilder]: At program point L5426(lines 5424 5427) the Hoare annotation is: true [2021-11-13 17:54:36,658 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5428 5437) no Hoare annotation was computed. [2021-11-13 17:54:36,658 INFO L858 garLoopResultBuilder]: For program point L5421(line 5421) no Hoare annotation was computed. [2021-11-13 17:54:36,661 INFO L858 garLoopResultBuilder]: For program point L5420(lines 5420 5422) no Hoare annotation was computed. [2021-11-13 17:54:36,661 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5428 5437) no Hoare annotation was computed. [2021-11-13 17:54:36,661 INFO L861 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12580 12582) the Hoare annotation is: true [2021-11-13 17:54:36,661 INFO L858 garLoopResultBuilder]: For program point L12581-1(line 12581) no Hoare annotation was computed. [2021-11-13 17:54:36,661 INFO L861 garLoopResultBuilder]: At program point L12581(line 12581) the Hoare annotation is: true [2021-11-13 17:54:36,662 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12580 12582) no Hoare annotation was computed. [2021-11-13 17:54:36,662 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12580 12582) no Hoare annotation was computed. [2021-11-13 17:54:36,662 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))) [2021-11-13 17:54:36,662 INFO L858 garLoopResultBuilder]: For program point L12390-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-13 17:54:36,662 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))) [2021-11-13 17:54:36,662 INFO L858 garLoopResultBuilder]: For program point L12394-1(lines 12373 12398) no Hoare annotation was computed. [2021-11-13 17:54:36,663 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12373 12398) no Hoare annotation was computed. [2021-11-13 17:54:36,663 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))) [2021-11-13 17:54:36,663 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12373 12398) the Hoare annotation is: true [2021-11-13 17:54:36,663 INFO L858 garLoopResultBuilder]: For program point L12382-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-13 17:54:36,664 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))) [2021-11-13 17:54:36,664 INFO L858 garLoopResultBuilder]: For program point L12386-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-13 17:54:36,664 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))) [2021-11-13 17:54:36,664 INFO L858 garLoopResultBuilder]: For program point L12378-1(lines 12375 12397) no Hoare annotation was computed. [2021-11-13 17:54:36,664 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6089 6127) no Hoare annotation was computed. [2021-11-13 17:54:36,664 INFO L858 garLoopResultBuilder]: For program point L6109(lines 6109 6113) no Hoare annotation was computed. [2021-11-13 17:54:36,665 INFO L861 garLoopResultBuilder]: At program point L5401(lines 5389 5403) the Hoare annotation is: true [2021-11-13 17:54:36,665 INFO L861 garLoopResultBuilder]: At program point L6122(lines 6098 6126) the Hoare annotation is: true [2021-11-13 17:54:36,665 INFO L861 garLoopResultBuilder]: At program point L6120(lines 6098 6126) the Hoare annotation is: true [2021-11-13 17:54:36,665 INFO L861 garLoopResultBuilder]: At program point L6114(line 6114) the Hoare annotation is: true [2021-11-13 17:54:36,665 INFO L861 garLoopResultBuilder]: At program point L6110(line 6110) the Hoare annotation is: true [2021-11-13 17:54:36,666 INFO L858 garLoopResultBuilder]: For program point L6114-1(line 6114) no Hoare annotation was computed. [2021-11-13 17:54:36,666 INFO L858 garLoopResultBuilder]: For program point L6108-1(line 6108) no Hoare annotation was computed. [2021-11-13 17:54:36,666 INFO L858 garLoopResultBuilder]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2021-11-13 17:54:36,666 INFO L861 garLoopResultBuilder]: At program point L6108(line 6108) the Hoare annotation is: true [2021-11-13 17:54:36,666 INFO L858 garLoopResultBuilder]: For program point L6102(line 6102) no Hoare annotation was computed. [2021-11-13 17:54:36,667 INFO L858 garLoopResultBuilder]: For program point L6104(lines 6104 6107) no Hoare annotation was computed. [2021-11-13 17:54:36,667 INFO L861 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6089 6127) the Hoare annotation is: true [2021-11-13 17:54:36,667 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6089 6127) no Hoare annotation was computed. [2021-11-13 17:54:36,667 INFO L858 garLoopResultBuilder]: For program point L12736-1(line 12736) no Hoare annotation was computed. [2021-11-13 17:54:36,667 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)) [2021-11-13 17:54:36,667 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)) [2021-11-13 17:54:36,668 INFO L858 garLoopResultBuilder]: For program point L8673-1(line 8673) no Hoare annotation was computed. [2021-11-13 17:54:36,668 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)) [2021-11-13 17:54:36,668 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)) [2021-11-13 17:54:36,668 INFO L858 garLoopResultBuilder]: For program point L8632(lines 8632 8642) no Hoare annotation was computed. [2021-11-13 17:54:36,668 INFO L858 garLoopResultBuilder]: For program point L8665-1(line 8665) no Hoare annotation was computed. [2021-11-13 17:54:36,669 INFO L858 garLoopResultBuilder]: For program point L8682(lines 8682 8685) no Hoare annotation was computed. [2021-11-13 17:54:36,669 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)) [2021-11-13 17:54:36,669 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)) [2021-11-13 17:54:36,669 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 17:54:36,669 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 17:54:36,670 INFO L858 garLoopResultBuilder]: For program point L8658(line 8658) no Hoare annotation was computed. [2021-11-13 17:54:36,670 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)) [2021-11-13 17:54:36,670 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)) [2021-11-13 17:54:36,670 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)) [2021-11-13 17:54:36,670 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)) [2021-11-13 17:54:36,671 INFO L858 garLoopResultBuilder]: For program point L8518(line 8518) no Hoare annotation was computed. [2021-11-13 17:54:36,671 INFO L858 garLoopResultBuilder]: For program point L8510-1(line 8510) no Hoare annotation was computed. [2021-11-13 17:54:36,671 INFO L858 garLoopResultBuilder]: For program point L8634(line 8634) no Hoare annotation was computed. [2021-11-13 17:54:36,671 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)) [2021-11-13 17:54:36,671 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)) [2021-11-13 17:54:36,672 INFO L861 garLoopResultBuilder]: At program point L8626(line 8626) the Hoare annotation is: true [2021-11-13 17:54:36,672 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)) [2021-11-13 17:54:36,672 INFO L858 garLoopResultBuilder]: For program point L12739-1(line 12739) no Hoare annotation was computed. [2021-11-13 17:54:36,672 INFO L858 garLoopResultBuilder]: For program point L8676(line 8676) no Hoare annotation was computed. [2021-11-13 17:54:36,672 INFO L858 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2021-11-13 17:54:36,673 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)) [2021-11-13 17:54:36,673 INFO L858 garLoopResultBuilder]: For program point L8635-1(lines 8632 8641) no Hoare annotation was computed. [2021-11-13 17:54:36,673 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)) [2021-11-13 17:54:36,673 INFO L858 garLoopResultBuilder]: For program point L8660(line 8660) no Hoare annotation was computed. [2021-11-13 17:54:36,673 INFO L858 garLoopResultBuilder]: For program point L8652(line 8652) no Hoare annotation was computed. [2021-11-13 17:54:36,673 INFO L858 garLoopResultBuilder]: For program point L8495(lines 8495 8520) no Hoare annotation was computed. [2021-11-13 17:54:36,674 INFO L858 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2021-11-13 17:54:36,674 INFO L858 garLoopResultBuilder]: For program point L8297-2(lines 8297 8304) no Hoare annotation was computed. [2021-11-13 17:54:36,674 INFO L858 garLoopResultBuilder]: For program point L8297(lines 8297 8304) no Hoare annotation was computed. [2021-11-13 17:54:36,674 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)) [2021-11-13 17:54:36,674 INFO L858 garLoopResultBuilder]: For program point L8669-1(line 8669) no Hoare annotation was computed. [2021-11-13 17:54:36,674 INFO L858 garLoopResultBuilder]: For program point L8512(line 8512) no Hoare annotation was computed. [2021-11-13 17:54:36,675 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)) [2021-11-13 17:54:36,675 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)) [2021-11-13 17:54:36,675 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)) [2021-11-13 17:54:36,675 INFO L858 garLoopResultBuilder]: For program point L8653-1(line 8653) no Hoare annotation was computed. [2021-11-13 17:54:36,675 INFO L858 garLoopResultBuilder]: For program point L8298(lines 8298 8301) no Hoare annotation was computed. [2021-11-13 17:54:36,675 INFO L858 garLoopResultBuilder]: For program point L8496(line 8496) no Hoare annotation was computed. [2021-11-13 17:54:36,676 INFO L858 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2021-11-13 17:54:36,676 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)) [2021-11-13 17:54:36,676 INFO L858 garLoopResultBuilder]: For program point L8645(lines 8645 8650) no Hoare annotation was computed. [2021-11-13 17:54:36,676 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 17:54:36,676 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)) [2021-11-13 17:54:36,677 INFO L858 garLoopResultBuilder]: For program point L8307(lines 8307 8311) no Hoare annotation was computed. [2021-11-13 17:54:36,677 INFO L858 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2021-11-13 17:54:36,677 INFO L858 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2021-11-13 17:54:36,677 INFO L858 garLoopResultBuilder]: For program point L8687(line 8687) no Hoare annotation was computed. [2021-11-13 17:54:36,677 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)) [2021-11-13 17:54:36,677 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)) [2021-11-13 17:54:36,678 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)) [2021-11-13 17:54:36,678 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 17:54:36,678 INFO L858 garLoopResultBuilder]: For program point L8506(lines 8506 8509) no Hoare annotation was computed. [2021-11-13 17:54:36,678 INFO L858 garLoopResultBuilder]: For program point L8498(lines 8498 8501) no Hoare annotation was computed. [2021-11-13 17:54:36,678 INFO L858 garLoopResultBuilder]: For program point L8630(lines 8630 8678) no Hoare annotation was computed. [2021-11-13 17:54:36,679 INFO L858 garLoopResultBuilder]: For program point L8490(lines 8490 8494) no Hoare annotation was computed. [2021-11-13 17:54:36,679 INFO L854 garLoopResultBuilder]: At program point L8688(lines 8613 8690) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2021-11-13 17:54:36,679 INFO L858 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2021-11-13 17:54:36,679 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)) [2021-11-13 17:54:36,679 INFO L858 garLoopResultBuilder]: For program point L8490-2(lines 8490 8494) no Hoare annotation was computed. [2021-11-13 17:54:36,679 INFO L858 garLoopResultBuilder]: For program point L8647(line 8647) no Hoare annotation was computed. [2021-11-13 17:54:36,680 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)) [2021-11-13 17:54:36,680 INFO L858 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2021-11-13 17:54:36,680 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)) [2021-11-13 17:54:36,680 INFO L858 garLoopResultBuilder]: For program point L8664(line 8664) no Hoare annotation was computed. [2021-11-13 17:54:36,680 INFO L858 garLoopResultBuilder]: For program point L8631(line 8631) no Hoare annotation was computed. [2021-11-13 17:54:36,681 INFO L858 garLoopResultBuilder]: For program point L8656(line 8656) no Hoare annotation was computed. [2021-11-13 17:54:36,681 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12616 12618) no Hoare annotation was computed. [2021-11-13 17:54:36,681 INFO L861 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12616 12618) the Hoare annotation is: true [2021-11-13 17:54:36,681 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12616 12618) no Hoare annotation was computed. [2021-11-13 17:54:36,681 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8315 8341) no Hoare annotation was computed. [2021-11-13 17:54:36,681 INFO L858 garLoopResultBuilder]: For program point L8335-1(lines 8335 8338) no Hoare annotation was computed. [2021-11-13 17:54:36,682 INFO L861 garLoopResultBuilder]: At program point L8331(lines 8319 8340) the Hoare annotation is: true [2021-11-13 17:54:36,682 INFO L861 garLoopResultBuilder]: At program point L8329(lines 8319 8340) the Hoare annotation is: true [2021-11-13 17:54:36,682 INFO L861 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8315 8341) the Hoare annotation is: true [2021-11-13 17:54:36,682 INFO L858 garLoopResultBuilder]: For program point L8325-1(line 8325) no Hoare annotation was computed. [2021-11-13 17:54:36,682 INFO L861 garLoopResultBuilder]: At program point L8325(line 8325) the Hoare annotation is: true [2021-11-13 17:54:36,683 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8315 8341) no Hoare annotation was computed. [2021-11-13 17:54:36,683 INFO L861 garLoopResultBuilder]: At program point L8334(line 8334) the Hoare annotation is: true [2021-11-13 17:54:36,683 INFO L858 garLoopResultBuilder]: For program point L8334-1(lines 8319 8340) no Hoare annotation was computed. [2021-11-13 17:54:36,683 INFO L858 garLoopResultBuilder]: For program point L8324-2(lines 8324 8327) no Hoare annotation was computed. [2021-11-13 17:54:36,683 INFO L858 garLoopResultBuilder]: For program point L8324(lines 8324 8327) no Hoare annotation was computed. [2021-11-13 17:54:36,687 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-13 17:54:36,688 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 17:54:36,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 05:54:36 BoogieIcfgContainer [2021-11-13 17:54:36,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 17:54:36,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 17:54:36,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 17:54:36,709 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 17:54:36,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:54:07" (3/4) ... [2021-11-13 17:54:36,712 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 17:54:36,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2021-11-13 17:54:36,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2021-11-13 17:54:36,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-13 17:54:36,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2021-11-13 17:54:36,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2021-11-13 17:54:36,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2021-11-13 17:54:36,722 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-13 17:54:36,722 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2021-11-13 17:54:36,722 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-13 17:54:36,722 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2021-11-13 17:54:36,723 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2021-11-13 17:54:36,723 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2021-11-13 17:54:36,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2021-11-13 17:54:36,755 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-13 17:54:36,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-11-13 17:54:36,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-13 17:54:36,769 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-13 17:54:36,773 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-13 17:54:36,778 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 17:54:36,782 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 17:54:37,849 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 17:54:37,850 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 17:54:37,851 INFO L158 Benchmark]: Toolchain (without parser) took 238425.74ms. Allocated memory was 140.5MB in the beginning and 583.0MB in the end (delta: 442.5MB). Free memory was 90.8MB in the beginning and 203.8MB in the end (delta: -113.0MB). Peak memory consumption was 446.6MB. Max. memory is 16.1GB. [2021-11-13 17:54:37,851 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:54:37,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4544.56ms. Allocated memory was 140.5MB in the beginning and 293.6MB in the end (delta: 153.1MB). Free memory was 90.5MB in the beginning and 196.5MB in the end (delta: -106.0MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2021-11-13 17:54:37,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 330.74ms. Allocated memory is still 293.6MB. Free memory was 196.5MB in the beginning and 172.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-13 17:54:37,853 INFO L158 Benchmark]: Boogie Preprocessor took 244.64ms. Allocated memory is still 293.6MB. Free memory was 172.4MB in the beginning and 152.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 17:54:37,853 INFO L158 Benchmark]: RCFGBuilder took 203319.46ms. Allocated memory was 293.6MB in the beginning and 583.0MB in the end (delta: 289.4MB). Free memory was 152.4MB in the beginning and 154.7MB in the end (delta: -2.3MB). Peak memory consumption was 314.8MB. Max. memory is 16.1GB. [2021-11-13 17:54:37,853 INFO L158 Benchmark]: TraceAbstraction took 28835.07ms. Allocated memory is still 583.0MB. Free memory was 154.7MB in the beginning and 355.5MB in the end (delta: -200.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:54:37,854 INFO L158 Benchmark]: Witness Printer took 1141.68ms. Allocated memory is still 583.0MB. Free memory was 355.5MB in the beginning and 203.8MB in the end (delta: 151.7MB). Peak memory consumption was 267.1MB. Max. memory is 16.1GB. [2021-11-13 17:54:37,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 25.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4544.56ms. Allocated memory was 140.5MB in the beginning and 293.6MB in the end (delta: 153.1MB). Free memory was 90.5MB in the beginning and 196.5MB in the end (delta: -106.0MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 330.74ms. Allocated memory is still 293.6MB. Free memory was 196.5MB in the beginning and 172.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 244.64ms. Allocated memory is still 293.6MB. Free memory was 172.4MB in the beginning and 152.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 203319.46ms. Allocated memory was 293.6MB in the beginning and 583.0MB in the end (delta: 289.4MB). Free memory was 152.4MB in the beginning and 154.7MB in the end (delta: -2.3MB). Peak memory consumption was 314.8MB. Max. memory is 16.1GB. * TraceAbstraction took 28835.07ms. Allocated memory is still 583.0MB. Free memory was 154.7MB in the beginning and 355.5MB in the end (delta: -200.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 1141.68ms. Allocated memory is still 583.0MB. Free memory was 355.5MB in the beginning and 203.8MB in the end (delta: 151.7MB). Peak memory consumption was 267.1MB. 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: 28.7s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 23022.39ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 21931.33ms 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, 30.27ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s 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, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.1s 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! [2021-11-13 17:54:37,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c7eb7e-56e6-41c6-9d17-9fe68dc66456/bin/uautomizer-YU5uOKAj3y/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