./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/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_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/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_12bf2463-e0b0-43f2-b622-35215b673717/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 b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:52:19,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:52:19,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:52:19,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:52:19,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:52:19,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:52:19,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:52:19,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:52:19,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:52:19,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:52:19,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:52:19,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:52:19,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:52:19,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:52:19,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:52:19,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:52:19,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:52:19,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:52:19,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:52:19,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:52:19,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:52:19,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:52:19,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:52:19,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:52:19,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:52:19,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:52:19,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:52:19,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:52:19,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:52:19,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:52:19,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:52:19,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:52:19,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:52:19,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:52:19,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:52:19,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:52:19,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:52:19,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:52:19,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:52:19,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:52:19,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:52:19,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:52:19,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:52:19,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:52:19,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:52:19,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:52:19,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:52:19,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:52:19,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:52:19,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:52:19,777 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:52:19,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:52:19,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:52:19,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:52:19,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:52:19,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:52:19,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:52:19,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:52:19,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:52:19,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:52:19,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:52:19,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:52:19,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:52:19,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:52:19,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:52:19,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:52:19,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:52:19,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:52:19,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:52:19,788 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:52:19,788 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:52:19,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:52:19,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:52:19,790 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_12bf2463-e0b0-43f2-b622-35215b673717/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2021-11-13 18:52:20,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:52:20,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:52:20,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:52:20,070 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:52:20,071 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:52:20,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-11-13 18:52:20,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/data/04ef8a920/4aeebd6d0238442ca5d56bafd13c5bd5/FLAG55cc0b8a8 [2021-11-13 18:52:21,300 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:52:21,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-11-13 18:52:21,381 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/data/04ef8a920/4aeebd6d0238442ca5d56bafd13c5bd5/FLAG55cc0b8a8 [2021-11-13 18:52:21,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/data/04ef8a920/4aeebd6d0238442ca5d56bafd13c5bd5 [2021-11-13 18:52:21,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:52:21,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:52:21,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:52:21,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:52:21,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:52:21,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:52:21" (1/1) ... [2021-11-13 18:52:21,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18db54f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:21, skipping insertion in model container [2021-11-13 18:52:21,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:52:21" (1/1) ... [2021-11-13 18:52:21,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:52:21,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:52:25,442 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_12bf2463-e0b0-43f2-b622-35215b673717/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-11-13 18:52:25,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:52:25,780 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:52:26,575 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_12bf2463-e0b0-43f2-b622-35215b673717/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-11-13 18:52:26,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:52:26,867 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:52:26,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26 WrapperNode [2021-11-13 18:52:26,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:52:26,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:52:26,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:52:26,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:52:26,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:52:27,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:52:27,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:52:27,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:52:27,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:52:27,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:52:27,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:52:27,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:52:27,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (1/1) ... [2021-11-13 18:52:27,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:52:27,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:52:27,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:52:27,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:52:27,635 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-13 18:52:27,636 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-13 18:52:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:52:27,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:52:27,636 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-13 18:52:27,637 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-13 18:52:27,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-13 18:52:27,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-13 18:52:27,637 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-11-13 18:52:27,637 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-11-13 18:52:27,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 18:52:27,638 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-13 18:52:27,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-13 18:52:27,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-13 18:52:27,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-13 18:52:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-13 18:52:27,639 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-13 18:52:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:52:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-13 18:52:27,639 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-13 18:52:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-11-13 18:52:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-11-13 18:52:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-13 18:52:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-13 18:52:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:52:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:52:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-11-13 18:52:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-11-13 18:52:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-13 18:52:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-13 18:52:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-11-13 18:52:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-11-13 18:52:27,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:52:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:52:27,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 18:52:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 18:52:27,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:52:27,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:52:27,643 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-11-13 18:52:27,643 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-11-13 18:52:27,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:52:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-13 18:52:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-13 18:52:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-13 18:52:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-13 18:52:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-13 18:52:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-13 18:52:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-11-13 18:52:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-11-13 18:52:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:52:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-11-13 18:52:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-11-13 18:52:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-13 18:52:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-13 18:52:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:52:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-11-13 18:52:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-11-13 18:52:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 18:52:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 18:56:12,030 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:56:12,031 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:56:12,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:56:12 BoogieIcfgContainer [2021-11-13 18:56:12,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:56:12,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:56:12,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:56:12,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:56:12,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:52:21" (1/3) ... [2021-11-13 18:56:12,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7426057e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:56:12, skipping insertion in model container [2021-11-13 18:56:12,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:26" (2/3) ... [2021-11-13 18:56:12,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7426057e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:56:12, skipping insertion in model container [2021-11-13 18:56:12,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:56:12" (3/3) ... [2021-11-13 18:56:12,048 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-11-13 18:56:12,056 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:56:12,057 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:56:12,136 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:56:12,147 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 18:56:12,148 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:56:12,198 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 18:56:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 18:56:12,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:56:12,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:56:12,208 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:56:12,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:56:12,216 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2021-11-13 18:56:12,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:56:12,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726016837] [2021-11-13 18:56:12,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:56:12,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:56:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:13,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:56:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:13,595 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 18:56:13,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:56:13,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726016837] [2021-11-13 18:56:13,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726016837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:56:13,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:56:13,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:56:13,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956333606] [2021-11-13 18:56:13,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:56:13,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:56:13,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:56:13,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:56:13,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:56:13,644 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 18:56:15,873 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:17,989 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:18,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:56:18,444 INFO L93 Difference]: Finished difference Result 415 states and 538 transitions. [2021-11-13 18:56:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:56:18,447 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 18:56:18,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:56:18,461 INFO L225 Difference]: With dead ends: 415 [2021-11-13 18:56:18,462 INFO L226 Difference]: Without dead ends: 203 [2021-11-13 18:56:18,467 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 18:56:18,471 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 303 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 89 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4417.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.41ms SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4659.68ms IncrementalHoareTripleChecker+Time [2021-11-13 18:56:18,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 298 Invalid, 152 Unknown, 0 Unchecked, 10.41ms Time], IncrementalHoareTripleChecker [89 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 4659.68ms Time] [2021-11-13 18:56:18,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-13 18:56:18,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-13 18:56:18,542 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 18:56:18,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 253 transitions. [2021-11-13 18:56:18,558 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 253 transitions. Word has length 12 [2021-11-13 18:56:18,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:56:18,560 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 253 transitions. [2021-11-13 18:56:18,560 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 18:56:18,561 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 253 transitions. [2021-11-13 18:56:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 18:56:18,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:56:18,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:56:18,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:56:18,568 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:56:18,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:56:18,571 INFO L85 PathProgramCache]: Analyzing trace with hash 133565879, now seen corresponding path program 1 times [2021-11-13 18:56:18,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:56:18,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364313030] [2021-11-13 18:56:18,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:56:18,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:56:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:19,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:56:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:19,195 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 18:56:19,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:56:19,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364313030] [2021-11-13 18:56:19,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364313030] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:56:19,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:56:19,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:56:19,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081830343] [2021-11-13 18:56:19,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:56:19,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:56:19,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:56:19,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:56:19,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:56:19,256 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 18:56:21,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:23,477 WARN L515 Checker$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 18:56:23,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:56:23,863 INFO L93 Difference]: Finished difference Result 205 states and 254 transitions. [2021-11-13 18:56:23,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:56:23,864 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 18:56:23,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:56:23,867 INFO L225 Difference]: With dead ends: 205 [2021-11-13 18:56:23,867 INFO L226 Difference]: Without dead ends: 202 [2021-11-13 18:56:23,868 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 18:56:23,869 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 293 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 87 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4344.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.41ms SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4536.78ms IncrementalHoareTripleChecker+Time [2021-11-13 18:56:23,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 290 Invalid, 146 Unknown, 0 Unchecked, 6.41ms Time], IncrementalHoareTripleChecker [87 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 4536.78ms Time] [2021-11-13 18:56:23,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-13 18:56:23,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-11-13 18:56:23,893 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 18:56:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 251 transitions. [2021-11-13 18:56:23,895 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 251 transitions. Word has length 13 [2021-11-13 18:56:23,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:56:23,896 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 251 transitions. [2021-11-13 18:56:23,896 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 18:56:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 251 transitions. [2021-11-13 18:56:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 18:56:23,897 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:56:23,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:56:23,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:56:23,898 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:56:23,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:56:23,898 INFO L85 PathProgramCache]: Analyzing trace with hash -154745552, now seen corresponding path program 1 times [2021-11-13 18:56:23,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:56:23,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590305263] [2021-11-13 18:56:23,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:56:23,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:56:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:24,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:56:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:24,476 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 18:56:24,476 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:56:24,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590305263] [2021-11-13 18:56:24,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590305263] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:56:24,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:56:24,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:56:24,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499531127] [2021-11-13 18:56:24,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:56:24,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:56:24,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:56:24,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:56:24,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:56:24,480 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 18:56:26,645 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:28,778 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:29,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:56:29,146 INFO L93 Difference]: Finished difference Result 204 states and 252 transitions. [2021-11-13 18:56:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:56:29,147 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 18:56:29,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:56:29,149 INFO L225 Difference]: With dead ends: 204 [2021-11-13 18:56:29,150 INFO L226 Difference]: Without dead ends: 201 [2021-11-13 18:56:29,150 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 18:56:29,152 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 290 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 85 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4401.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.96ms SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4602.16ms IncrementalHoareTripleChecker+Time [2021-11-13 18:56:29,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 289 Invalid, 143 Unknown, 0 Unchecked, 5.96ms Time], IncrementalHoareTripleChecker [85 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 4602.16ms Time] [2021-11-13 18:56:29,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-13 18:56:29,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-13 18:56:29,176 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 18:56:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 249 transitions. [2021-11-13 18:56:29,178 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 249 transitions. Word has length 14 [2021-11-13 18:56:29,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:56:29,179 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 249 transitions. [2021-11-13 18:56:29,179 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 18:56:29,179 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 249 transitions. [2021-11-13 18:56:29,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 18:56:29,181 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:56:29,181 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:56:29,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:56:29,182 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:56:29,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:56:29,182 INFO L85 PathProgramCache]: Analyzing trace with hash -502460454, now seen corresponding path program 1 times [2021-11-13 18:56:29,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:56:29,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257861824] [2021-11-13 18:56:29,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:56:29,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:56:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:29,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:56:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:29,743 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 18:56:29,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:56:29,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257861824] [2021-11-13 18:56:29,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257861824] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:56:29,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:56:29,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:56:29,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231481328] [2021-11-13 18:56:29,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:56:29,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:56:29,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:56:29,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:56:29,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:56:29,747 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 18:56:31,933 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:34,027 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:34,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:56:34,428 INFO L93 Difference]: Finished difference Result 203 states and 250 transitions. [2021-11-13 18:56:34,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:56:34,429 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 18:56:34,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:56:34,431 INFO L225 Difference]: With dead ends: 203 [2021-11-13 18:56:34,431 INFO L226 Difference]: Without dead ends: 200 [2021-11-13 18:56:34,432 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 18:56:34,433 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 287 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4372.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.73ms SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4623.29ms IncrementalHoareTripleChecker+Time [2021-11-13 18:56:34,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 288 Invalid, 140 Unknown, 0 Unchecked, 4.73ms Time], IncrementalHoareTripleChecker [83 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 4623.29ms Time] [2021-11-13 18:56:34,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-11-13 18:56:34,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-11-13 18:56:34,452 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 18:56:34,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 247 transitions. [2021-11-13 18:56:34,454 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 247 transitions. Word has length 15 [2021-11-13 18:56:34,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:56:34,454 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 247 transitions. [2021-11-13 18:56:34,454 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 18:56:34,455 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 247 transitions. [2021-11-13 18:56:34,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 18:56:34,456 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:56:34,456 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:56:34,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:56:34,456 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:56:34,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:56:34,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1603284339, now seen corresponding path program 1 times [2021-11-13 18:56:34,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:56:34,457 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092615414] [2021-11-13 18:56:34,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:56:34,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:56:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:34,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:56:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:56:34,995 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 18:56:34,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:56:34,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092615414] [2021-11-13 18:56:34,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092615414] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:56:34,996 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:56:34,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:56:34,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498157171] [2021-11-13 18:56:34,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:56:34,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:56:34,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:56:34,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:56:34,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:56:34,999 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 18:56:37,164 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:39,221 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:56:39,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:56:39,668 INFO L93 Difference]: Finished difference Result 200 states and 247 transitions. [2021-11-13 18:56:39,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:56:39,669 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 18:56:39,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:56:39,669 INFO L225 Difference]: With dead ends: 200 [2021-11-13 18:56:39,669 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:56:39,671 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 18:56:39,671 INFO L933 BasicCegarLoop]: 208 mSDtfsCounter, 282 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 81 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4358.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.52ms SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4616.29ms IncrementalHoareTripleChecker+Time [2021-11-13 18:56:39,672 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 286 Invalid, 137 Unknown, 0 Unchecked, 4.52ms Time], IncrementalHoareTripleChecker [81 Valid, 54 Invalid, 2 Unknown, 0 Unchecked, 4616.29ms Time] [2021-11-13 18:56:39,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:56:39,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:56:39,673 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 18:56:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:56:39,673 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-11-13 18:56:39,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:56:39,674 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:56:39,674 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 18:56:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:56:39,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:56:39,676 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:56:39,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:56:39,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:56:40,926 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbFINAL(lines 12652 12654) no Hoare annotation was computed. [2021-11-13 18:56:40,927 INFO L858 garLoopResultBuilder]: For program point usb_submit_urbEXIT(lines 12652 12654) no Hoare annotation was computed. [2021-11-13 18:56:40,927 INFO L861 garLoopResultBuilder]: At program point usb_submit_urbENTRY(lines 12652 12654) the Hoare annotation is: true [2021-11-13 18:56:40,927 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceFINAL(lines 12594 12596) no Hoare annotation was computed. [2021-11-13 18:56:40,927 INFO L858 garLoopResultBuilder]: For program point usb_autopm_get_interfaceEXIT(lines 12594 12596) no Hoare annotation was computed. [2021-11-13 18:56:40,928 INFO L861 garLoopResultBuilder]: At program point usb_autopm_get_interfaceENTRY(lines 12594 12596) the Hoare annotation is: true [2021-11-13 18:56:40,928 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11824 11829) no Hoare annotation was computed. [2021-11-13 18:56:40,928 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11824 11829) the Hoare annotation is: true [2021-11-13 18:56:40,928 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11827) no Hoare annotation was computed. [2021-11-13 18:56:40,928 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11824 11829) no Hoare annotation was computed. [2021-11-13 18:56:40,928 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openFINAL(lines 8259 8282) no Hoare annotation was computed. [2021-11-13 18:56:40,928 INFO L858 garLoopResultBuilder]: For program point snd_pd_capture_openEXIT(lines 8259 8282) no Hoare annotation was computed. [2021-11-13 18:56:40,928 INFO L858 garLoopResultBuilder]: For program point L8268(lines 8268 8271) no Hoare annotation was computed. [2021-11-13 18:56:40,929 INFO L861 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: true [2021-11-13 18:56:40,929 INFO L858 garLoopResultBuilder]: For program point L8279-1(line 8279) no Hoare annotation was computed. [2021-11-13 18:56:40,929 INFO L861 garLoopResultBuilder]: At program point L8279(line 8279) the Hoare annotation is: true [2021-11-13 18:56:40,929 INFO L861 garLoopResultBuilder]: At program point snd_pd_capture_openENTRY(lines 8259 8282) the Hoare annotation is: true [2021-11-13 18:56:40,929 INFO L861 garLoopResultBuilder]: At program point L12567(lines 12566 12568) the Hoare annotation is: true [2021-11-13 18:56:40,930 INFO L858 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2021-11-13 18:56:40,930 INFO L858 garLoopResultBuilder]: For program point kref_getFINAL(lines 12492 12494) no Hoare annotation was computed. [2021-11-13 18:56:40,930 INFO L861 garLoopResultBuilder]: At program point kref_getENTRY(lines 12492 12494) the Hoare annotation is: true [2021-11-13 18:56:40,930 INFO L858 garLoopResultBuilder]: For program point kref_getEXIT(lines 12492 12494) no Hoare annotation was computed. [2021-11-13 18:56:40,931 INFO L854 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 12372 12382) the Hoare annotation is: (and (= |old(~ldv_mutex_lock_of_poseidon~0)| ~ldv_mutex_lock_of_poseidon~0) (= |old(~ldv_mutex_vb_lock_of_videobuf_queue~0)| ~ldv_mutex_vb_lock_of_videobuf_queue~0) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 |old(~ldv_mutex_power_lock_of_snd_card~0)|) (= |old(~ldv_mutex_pm_mutex~0)| ~ldv_mutex_pm_mutex~0)) [2021-11-13 18:56:40,931 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 12372 12382) no Hoare annotation was computed. [2021-11-13 18:56:40,931 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 12372 12382) no Hoare annotation was computed. [2021-11-13 18:56:40,931 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceEXIT(lines 12597 12599) no Hoare annotation was computed. [2021-11-13 18:56:40,931 INFO L861 garLoopResultBuilder]: At program point usb_autopm_put_interfaceENTRY(lines 12597 12599) the Hoare annotation is: true [2021-11-13 18:56:40,932 INFO L858 garLoopResultBuilder]: For program point usb_autopm_put_interfaceFINAL(lines 12597 12599) no Hoare annotation was computed. [2021-11-13 18:56:40,932 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeEXIT(lines 8352 8364) no Hoare annotation was computed. [2021-11-13 18:56:40,932 INFO L858 garLoopResultBuilder]: For program point L8361(line 8361) no Hoare annotation was computed. [2021-11-13 18:56:40,932 INFO L861 garLoopResultBuilder]: At program point snd_pd_hw_capture_freeENTRY(lines 8352 8364) the Hoare annotation is: true [2021-11-13 18:56:40,933 INFO L861 garLoopResultBuilder]: At program point L8357-2(lines 8357 8360) the Hoare annotation is: true [2021-11-13 18:56:40,933 INFO L858 garLoopResultBuilder]: For program point snd_pd_hw_capture_freeFINAL(lines 8352 8364) no Hoare annotation was computed. [2021-11-13 18:56:40,933 INFO L858 garLoopResultBuilder]: For program point L8357(lines 8357 8360) no Hoare annotation was computed. [2021-11-13 18:56:40,933 INFO L861 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: true [2021-11-13 18:56:40,933 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbEXIT(lines 8464 8491) no Hoare annotation was computed. [2021-11-13 18:56:40,934 INFO L858 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2021-11-13 18:56:40,934 INFO L858 garLoopResultBuilder]: For program point L8478-2(lines 8478 8481) no Hoare annotation was computed. [2021-11-13 18:56:40,934 INFO L858 garLoopResultBuilder]: For program point L8478(lines 8478 8481) no Hoare annotation was computed. [2021-11-13 18:56:40,934 INFO L858 garLoopResultBuilder]: For program point fire_audio_urbFINAL(lines 8464 8491) no Hoare annotation was computed. [2021-11-13 18:56:40,934 INFO L861 garLoopResultBuilder]: At program point L8472(lines 8472 8473) the Hoare annotation is: true [2021-11-13 18:56:40,935 INFO L858 garLoopResultBuilder]: For program point L8472-1(lines 8472 8473) no Hoare annotation was computed. [2021-11-13 18:56:40,935 INFO L861 garLoopResultBuilder]: At program point L8485(lines 8469 8490) the Hoare annotation is: true [2021-11-13 18:56:40,935 INFO L861 garLoopResultBuilder]: At program point L8483(lines 8469 8490) the Hoare annotation is: true [2021-11-13 18:56:40,935 INFO L861 garLoopResultBuilder]: At program point fire_audio_urbENTRY(lines 8464 8491) the Hoare annotation is: true [2021-11-13 18:56:40,935 INFO L861 garLoopResultBuilder]: At program point L12588(line 12588) the Hoare annotation is: true [2021-11-13 18:56:40,936 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentFINAL(lines 12587 12589) no Hoare annotation was computed. [2021-11-13 18:56:40,936 INFO L858 garLoopResultBuilder]: For program point L12588-1(line 12588) no Hoare annotation was computed. [2021-11-13 18:56:40,936 INFO L861 garLoopResultBuilder]: At program point usb_alloc_coherentENTRY(lines 12587 12589) the Hoare annotation is: true [2021-11-13 18:56:40,936 INFO L858 garLoopResultBuilder]: For program point usb_alloc_coherentEXIT(lines 12587 12589) no Hoare annotation was computed. [2021-11-13 18:56:40,937 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueFINAL(lines 12502 12504) no Hoare annotation was computed. [2021-11-13 18:56:40,937 INFO L858 garLoopResultBuilder]: For program point ldv_check_return_valueEXIT(lines 12502 12504) no Hoare annotation was computed. [2021-11-13 18:56:40,937 INFO L861 garLoopResultBuilder]: At program point ldv_check_return_valueENTRY(lines 12502 12504) the Hoare annotation is: true [2021-11-13 18:56:40,937 INFO L858 garLoopResultBuilder]: For program point kref_putEXIT(lines 12499 12501) no Hoare annotation was computed. [2021-11-13 18:56:40,937 INFO L861 garLoopResultBuilder]: At program point kref_putENTRY(lines 12499 12501) the Hoare annotation is: true [2021-11-13 18:56:40,938 INFO L858 garLoopResultBuilder]: For program point kref_putFINAL(lines 12499 12501) no Hoare annotation was computed. [2021-11-13 18:56:40,938 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericFINAL(lines 6129 6153) no Hoare annotation was computed. [2021-11-13 18:56:40,938 INFO L858 garLoopResultBuilder]: For program point L6138(lines 6138 6144) no Hoare annotation was computed. [2021-11-13 18:56:40,938 INFO L861 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: true [2021-11-13 18:56:40,938 INFO L858 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2021-11-13 18:56:40,939 INFO L858 garLoopResultBuilder]: For program point L6138-2(lines 6138 6144) no Hoare annotation was computed. [2021-11-13 18:56:40,939 INFO L861 garLoopResultBuilder]: At program point free_all_urb_genericENTRY(lines 6129 6153) the Hoare annotation is: true [2021-11-13 18:56:40,939 INFO L861 garLoopResultBuilder]: At program point L6146(lines 6133 6152) the Hoare annotation is: true [2021-11-13 18:56:40,939 INFO L858 garLoopResultBuilder]: For program point free_all_urb_genericEXIT(lines 6129 6153) no Hoare annotation was computed. [2021-11-13 18:56:40,939 INFO L861 garLoopResultBuilder]: At program point L12615(lines 12614 12616) the Hoare annotation is: true [2021-11-13 18:56:40,940 INFO L861 garLoopResultBuilder]: At program point L6148(lines 6133 6152) the Hoare annotation is: true [2021-11-13 18:56:40,940 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 12508 12510) no Hoare annotation was computed. [2021-11-13 18:56:40,940 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 12508 12510) the Hoare annotation is: true [2021-11-13 18:56:40,940 INFO L858 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 12617 12619) no Hoare annotation was computed. [2021-11-13 18:56:40,940 INFO L861 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 12617 12619) the Hoare annotation is: true [2021-11-13 18:56:40,941 INFO L858 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 12617 12619) no Hoare annotation was computed. [2021-11-13 18:56:40,941 INFO L861 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 5412 5417) the Hoare annotation is: true [2021-11-13 18:56:40,941 INFO L858 garLoopResultBuilder]: For program point __create_pipeFINAL(lines 5412 5417) no Hoare annotation was computed. [2021-11-13 18:56:40,941 INFO L858 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 5412 5417) no Hoare annotation was computed. [2021-11-13 18:56:40,942 INFO L861 garLoopResultBuilder]: At program point snd_pd_pcm_closeENTRY(lines 8283 8296) the Hoare annotation is: true [2021-11-13 18:56:40,942 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeEXIT(lines 8283 8296) no Hoare annotation was computed. [2021-11-13 18:56:40,942 INFO L858 garLoopResultBuilder]: For program point snd_pd_pcm_closeFINAL(lines 8283 8296) no Hoare annotation was computed. [2021-11-13 18:56:40,942 INFO L858 garLoopResultBuilder]: For program point L8292-1(line 8292) no Hoare annotation was computed. [2021-11-13 18:56:40,942 INFO L861 garLoopResultBuilder]: At program point L8292(line 8292) the Hoare annotation is: true [2021-11-13 18:56:40,943 INFO L858 garLoopResultBuilder]: For program point L8293-1(line 8293) no Hoare annotation was computed. [2021-11-13 18:56:40,943 INFO L861 garLoopResultBuilder]: At program point L8293(line 8293) the Hoare annotation is: true [2021-11-13 18:56:40,943 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareFINAL(lines 8365 8370) no Hoare annotation was computed. [2021-11-13 18:56:40,943 INFO L858 garLoopResultBuilder]: For program point snd_pd_prepareEXIT(lines 8365 8370) no Hoare annotation was computed. [2021-11-13 18:56:40,943 INFO L861 garLoopResultBuilder]: At program point snd_pd_prepareENTRY(lines 8365 8370) the Hoare annotation is: true [2021-11-13 18:56:40,944 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5429 5438) the Hoare annotation is: true [2021-11-13 18:56:40,944 INFO L858 garLoopResultBuilder]: For program point L5431(lines 5431 5437) no Hoare annotation was computed. [2021-11-13 18:56:40,944 INFO L861 garLoopResultBuilder]: At program point L5427(lines 5425 5428) the Hoare annotation is: true [2021-11-13 18:56:40,944 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5429 5438) no Hoare annotation was computed. [2021-11-13 18:56:40,944 INFO L858 garLoopResultBuilder]: For program point L5422(line 5422) no Hoare annotation was computed. [2021-11-13 18:56:40,945 INFO L858 garLoopResultBuilder]: For program point L5421(lines 5421 5423) no Hoare annotation was computed. [2021-11-13 18:56:40,945 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5429 5438) no Hoare annotation was computed. [2021-11-13 18:56:40,945 INFO L861 garLoopResultBuilder]: At program point usb_alloc_urbENTRY(lines 12590 12592) the Hoare annotation is: true [2021-11-13 18:56:40,945 INFO L858 garLoopResultBuilder]: For program point L12591-1(line 12591) no Hoare annotation was computed. [2021-11-13 18:56:40,945 INFO L861 garLoopResultBuilder]: At program point L12591(line 12591) the Hoare annotation is: true [2021-11-13 18:56:40,946 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbFINAL(lines 12590 12592) no Hoare annotation was computed. [2021-11-13 18:56:40,946 INFO L858 garLoopResultBuilder]: For program point usb_alloc_urbEXIT(lines 12590 12592) no Hoare annotation was computed. [2021-11-13 18:56:40,946 INFO L854 garLoopResultBuilder]: At program point L12404(line 12404) 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 18:56:40,946 INFO L858 garLoopResultBuilder]: For program point L12404-1(lines 12383 12408) no Hoare annotation was computed. [2021-11-13 18:56:40,946 INFO L854 garLoopResultBuilder]: At program point L12396(line 12396) 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 18:56:40,947 INFO L858 garLoopResultBuilder]: For program point L12396-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-13 18:56:40,947 INFO L854 garLoopResultBuilder]: At program point L12400(line 12400) 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 18:56:40,947 INFO L858 garLoopResultBuilder]: For program point L12400-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-13 18:56:40,947 INFO L854 garLoopResultBuilder]: At program point L12388(line 12388) 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 18:56:40,948 INFO L858 garLoopResultBuilder]: For program point L12388-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-13 18:56:40,948 INFO L854 garLoopResultBuilder]: At program point L12392(line 12392) 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 18:56:40,948 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 12383 12408) no Hoare annotation was computed. [2021-11-13 18:56:40,948 INFO L858 garLoopResultBuilder]: For program point L12392-1(lines 12385 12407) no Hoare annotation was computed. [2021-11-13 18:56:40,948 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 12383 12408) the Hoare annotation is: true [2021-11-13 18:56:40,949 INFO L861 garLoopResultBuilder]: At program point L6111(line 6111) the Hoare annotation is: true [2021-11-13 18:56:40,949 INFO L858 garLoopResultBuilder]: For program point L6111-1(line 6111) no Hoare annotation was computed. [2021-11-13 18:56:40,949 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericFINAL(lines 6090 6128) no Hoare annotation was computed. [2021-11-13 18:56:40,949 INFO L861 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: true [2021-11-13 18:56:40,949 INFO L858 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2021-11-13 18:56:40,950 INFO L858 garLoopResultBuilder]: For program point L6103(line 6103) no Hoare annotation was computed. [2021-11-13 18:56:40,950 INFO L858 garLoopResultBuilder]: For program point L6105(lines 6105 6108) no Hoare annotation was computed. [2021-11-13 18:56:40,950 INFO L858 garLoopResultBuilder]: For program point L6110(lines 6110 6114) no Hoare annotation was computed. [2021-11-13 18:56:40,950 INFO L861 garLoopResultBuilder]: At program point L5402(lines 5390 5404) the Hoare annotation is: true [2021-11-13 18:56:40,951 INFO L861 garLoopResultBuilder]: At program point L6123(lines 6099 6127) the Hoare annotation is: true [2021-11-13 18:56:40,951 INFO L861 garLoopResultBuilder]: At program point alloc_bulk_urbs_genericENTRY(lines 6090 6128) the Hoare annotation is: true [2021-11-13 18:56:40,951 INFO L858 garLoopResultBuilder]: For program point alloc_bulk_urbs_genericEXIT(lines 6090 6128) no Hoare annotation was computed. [2021-11-13 18:56:40,951 INFO L861 garLoopResultBuilder]: At program point L6121(lines 6099 6127) the Hoare annotation is: true [2021-11-13 18:56:40,951 INFO L861 garLoopResultBuilder]: At program point L6115(line 6115) the Hoare annotation is: true [2021-11-13 18:56:40,952 INFO L858 garLoopResultBuilder]: For program point L6115-1(line 6115) no Hoare annotation was computed. [2021-11-13 18:56:40,952 INFO L858 garLoopResultBuilder]: For program point L8508(lines 8508 8511) no Hoare annotation was computed. [2021-11-13 18:56:40,952 INFO L854 garLoopResultBuilder]: At program point L8698(lines 8623 8700) the Hoare annotation is: (= ~ldv_mutex_lock_of_poseidon~0 1) [2021-11-13 18:56:40,952 INFO L858 garLoopResultBuilder]: For program point L8640(lines 8640 8688) no Hoare annotation was computed. [2021-11-13 18:56:40,952 INFO L858 garLoopResultBuilder]: For program point L8500(lines 8500 8504) no Hoare annotation was computed. [2021-11-13 18:56:40,953 INFO L858 garLoopResultBuilder]: For program point L8500-2(lines 8500 8504) no Hoare annotation was computed. [2021-11-13 18:56:40,953 INFO L858 garLoopResultBuilder]: For program point L8525(line 8525) no Hoare annotation was computed. [2021-11-13 18:56:40,953 INFO L854 garLoopResultBuilder]: At program point L8492(lines 8492 8532) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,953 INFO L858 garLoopResultBuilder]: For program point L8682(line 8682) no Hoare annotation was computed. [2021-11-13 18:56:40,953 INFO L858 garLoopResultBuilder]: For program point L8657(line 8657) no Hoare annotation was computed. [2021-11-13 18:56:40,954 INFO L858 garLoopResultBuilder]: For program point L8674(line 8674) no Hoare annotation was computed. [2021-11-13 18:56:40,954 INFO L854 garLoopResultBuilder]: At program point L8550(lines 8543 8552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,954 INFO L858 garLoopResultBuilder]: For program point L8666(line 8666) no Hoare annotation was computed. [2021-11-13 18:56:40,954 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:56:40,954 INFO L858 garLoopResultBuilder]: For program point L8641(line 8641) no Hoare annotation was computed. [2021-11-13 18:56:40,955 INFO L854 garLoopResultBuilder]: At program point L12671(lines 12670 12672) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,955 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:56:40,955 INFO L854 garLoopResultBuilder]: At program point L12746(line 12746) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,955 INFO L854 garLoopResultBuilder]: At program point L8683(line 8683) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,956 INFO L858 garLoopResultBuilder]: For program point L8683-1(line 8683) no Hoare annotation was computed. [2021-11-13 18:56:40,956 INFO L854 garLoopResultBuilder]: At program point L8675(line 8675) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,956 INFO L858 garLoopResultBuilder]: For program point L8642(lines 8642 8652) no Hoare annotation was computed. [2021-11-13 18:56:40,956 INFO L858 garLoopResultBuilder]: For program point L8675-1(line 8675) no Hoare annotation was computed. [2021-11-13 18:56:40,956 INFO L858 garLoopResultBuilder]: For program point L12746-1(line 12746) no Hoare annotation was computed. [2021-11-13 18:56:40,957 INFO L854 garLoopResultBuilder]: At program point L12746-2(lines 12745 12747) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,957 INFO L854 garLoopResultBuilder]: At program point L8667(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,957 INFO L854 garLoopResultBuilder]: At program point L8667-1(line 8667) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,957 INFO L858 garLoopResultBuilder]: For program point L8692(lines 8692 8695) no Hoare annotation was computed. [2021-11-13 18:56:40,958 INFO L854 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,958 INFO L854 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,958 INFO L858 garLoopResultBuilder]: For program point L8668(line 8668) no Hoare annotation was computed. [2021-11-13 18:56:40,958 INFO L854 garLoopResultBuilder]: At program point L8693(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,959 INFO L854 garLoopResultBuilder]: At program point L8247(lines 8243 8249) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,959 INFO L858 garLoopResultBuilder]: For program point L8528(line 8528) no Hoare annotation was computed. [2021-11-13 18:56:40,959 INFO L858 garLoopResultBuilder]: For program point L8644(line 8644) no Hoare annotation was computed. [2021-11-13 18:56:40,959 INFO L854 garLoopResultBuilder]: At program point L8322(lines 8297 8324) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,959 INFO L854 garLoopResultBuilder]: At program point L8520(line 8520) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,960 INFO L858 garLoopResultBuilder]: For program point L8520-1(line 8520) no Hoare annotation was computed. [2021-11-13 18:56:40,960 INFO L861 garLoopResultBuilder]: At program point L8636(line 8636) the Hoare annotation is: true [2021-11-13 18:56:40,960 INFO L854 garLoopResultBuilder]: At program point L12749-2(lines 12748 12750) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,960 INFO L854 garLoopResultBuilder]: At program point L12749(line 12749) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,961 INFO L858 garLoopResultBuilder]: For program point L12749-1(line 12749) no Hoare annotation was computed. [2021-11-13 18:56:40,961 INFO L858 garLoopResultBuilder]: For program point L8686(line 8686) no Hoare annotation was computed. [2021-11-13 18:56:40,961 INFO L854 garLoopResultBuilder]: At program point L8645(line 8645) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,961 INFO L858 garLoopResultBuilder]: For program point L8645-1(lines 8642 8651) no Hoare annotation was computed. [2021-11-13 18:56:40,961 INFO L858 garLoopResultBuilder]: For program point L8678(line 8678) no Hoare annotation was computed. [2021-11-13 18:56:40,962 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:56:40,962 INFO L858 garLoopResultBuilder]: For program point L8670(line 8670) no Hoare annotation was computed. [2021-11-13 18:56:40,962 INFO L858 garLoopResultBuilder]: For program point L8505(lines 8505 8530) no Hoare annotation was computed. [2021-11-13 18:56:40,962 INFO L858 garLoopResultBuilder]: For program point L8307(lines 8307 8314) no Hoare annotation was computed. [2021-11-13 18:56:40,962 INFO L858 garLoopResultBuilder]: For program point L8662(line 8662) no Hoare annotation was computed. [2021-11-13 18:56:40,962 INFO L858 garLoopResultBuilder]: For program point L8307-2(lines 8307 8314) no Hoare annotation was computed. [2021-11-13 18:56:40,963 INFO L858 garLoopResultBuilder]: For program point L8522(line 8522) no Hoare annotation was computed. [2021-11-13 18:56:40,963 INFO L858 garLoopResultBuilder]: For program point L8654(line 8654) no Hoare annotation was computed. [2021-11-13 18:56:40,963 INFO L854 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,963 INFO L858 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2021-11-13 18:56:40,964 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:56:40,964 INFO L858 garLoopResultBuilder]: For program point L8506(line 8506) no Hoare annotation was computed. [2021-11-13 18:56:40,964 INFO L854 garLoopResultBuilder]: At program point L8671(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,964 INFO L854 garLoopResultBuilder]: At program point L8671-1(line 8671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,964 INFO L858 garLoopResultBuilder]: For program point L8506-2(line 8506) no Hoare annotation was computed. [2021-11-13 18:56:40,965 INFO L854 garLoopResultBuilder]: At program point L8696(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,965 INFO L854 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,965 INFO L858 garLoopResultBuilder]: For program point L8308(lines 8308 8311) no Hoare annotation was computed. [2021-11-13 18:56:40,965 INFO L858 garLoopResultBuilder]: For program point L8663-1(line 8663) no Hoare annotation was computed. [2021-11-13 18:56:40,965 INFO L858 garLoopResultBuilder]: For program point L8655(lines 8655 8660) no Hoare annotation was computed. [2021-11-13 18:56:40,966 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 18:56:40,966 INFO L858 garLoopResultBuilder]: For program point L8507(line 8507) no Hoare annotation was computed. [2021-11-13 18:56:40,966 INFO L858 garLoopResultBuilder]: For program point L8672(line 8672) no Hoare annotation was computed. [2021-11-13 18:56:40,966 INFO L858 garLoopResultBuilder]: For program point L8317(lines 8317 8321) no Hoare annotation was computed. [2021-11-13 18:56:40,967 INFO L858 garLoopResultBuilder]: For program point L8697(line 8697) no Hoare annotation was computed. [2021-11-13 18:56:40,967 INFO L854 garLoopResultBuilder]: At program point L8689(lines 8633 8699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,967 INFO L854 garLoopResultBuilder]: At program point L8656(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,967 INFO L854 garLoopResultBuilder]: At program point L8656-1(line 8656) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_power_lock_of_snd_card~0 1) (= ~ldv_mutex_pm_mutex~0 1) (= ~ldv_mutex_lock_of_poseidon~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2021-11-13 18:56:40,967 INFO L858 garLoopResultBuilder]: For program point L8516(lines 8516 8519) no Hoare annotation was computed. [2021-11-13 18:56:40,968 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbEXIT(lines 12626 12628) no Hoare annotation was computed. [2021-11-13 18:56:40,968 INFO L861 garLoopResultBuilder]: At program point usb_kill_urbENTRY(lines 12626 12628) the Hoare annotation is: true [2021-11-13 18:56:40,968 INFO L858 garLoopResultBuilder]: For program point usb_kill_urbFINAL(lines 12626 12628) no Hoare annotation was computed. [2021-11-13 18:56:40,968 INFO L858 garLoopResultBuilder]: For program point L8345-1(lines 8345 8348) no Hoare annotation was computed. [2021-11-13 18:56:40,968 INFO L861 garLoopResultBuilder]: At program point L8339(lines 8329 8350) the Hoare annotation is: true [2021-11-13 18:56:40,969 INFO L861 garLoopResultBuilder]: At program point L8341(lines 8329 8350) the Hoare annotation is: true [2021-11-13 18:56:40,969 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeFINAL(lines 8325 8351) no Hoare annotation was computed. [2021-11-13 18:56:40,969 INFO L858 garLoopResultBuilder]: For program point L8335-1(line 8335) no Hoare annotation was computed. [2021-11-13 18:56:40,969 INFO L861 garLoopResultBuilder]: At program point L8335(line 8335) the Hoare annotation is: true [2021-11-13 18:56:40,969 INFO L861 garLoopResultBuilder]: At program point audio_buf_freeENTRY(lines 8325 8351) the Hoare annotation is: true [2021-11-13 18:56:40,970 INFO L858 garLoopResultBuilder]: For program point audio_buf_freeEXIT(lines 8325 8351) no Hoare annotation was computed. [2021-11-13 18:56:40,970 INFO L858 garLoopResultBuilder]: For program point L8344-1(lines 8329 8350) no Hoare annotation was computed. [2021-11-13 18:56:40,970 INFO L861 garLoopResultBuilder]: At program point L8344(line 8344) the Hoare annotation is: true [2021-11-13 18:56:40,970 INFO L858 garLoopResultBuilder]: For program point L8334(lines 8334 8337) no Hoare annotation was computed. [2021-11-13 18:56:40,970 INFO L858 garLoopResultBuilder]: For program point L8334-2(lines 8334 8337) no Hoare annotation was computed. [2021-11-13 18:56:40,975 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-13 18:56:40,977 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:56:40,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:56:40 BoogieIcfgContainer [2021-11-13 18:56:40,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:56:41,000 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:56:41,000 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:56:41,000 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:56:41,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:56:12" (3/4) ... [2021-11-13 18:56:41,005 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:56:41,013 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2021-11-13 18:56:41,013 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_get_interface [2021-11-13 18:56:41,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-13 18:56:41,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_capture_open [2021-11-13 18:56:41,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2021-11-13 18:56:41,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-13 18:56:41,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_autopm_put_interface [2021-11-13 18:56:41,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_hw_capture_free [2021-11-13 18:56:41,015 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fire_audio_urb [2021-11-13 18:56:41,015 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_coherent [2021-11-13 18:56:41,015 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-11-13 18:56:41,015 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-11-13 18:56:41,015 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_all_urb_generic [2021-11-13 18:56:41,015 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-13 18:56:41,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-11-13 18:56:41,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-11-13 18:56:41,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_pcm_close [2021-11-13 18:56:41,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure snd_pd_prepare [2021-11-13 18:56:41,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-13 18:56:41,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2021-11-13 18:56:41,017 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-13 18:56:41,017 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_bulk_urbs_generic [2021-11-13 18:56:41,017 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_kill_urb [2021-11-13 18:56:41,018 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure audio_buf_free [2021-11-13 18:56:41,066 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2021-11-13 18:56:41,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-13 18:56:41,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2021-11-13 18:56:41,083 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-13 18:56:41,088 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-13 18:56:41,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-13 18:56:41,097 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:56:41,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:56:42,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:56:42,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:56:42,271 INFO L158 Benchmark]: Toolchain (without parser) took 260789.31ms. Allocated memory was 119.5MB in the beginning and 650.1MB in the end (delta: 530.6MB). Free memory was 90.0MB in the beginning and 324.5MB in the end (delta: -234.5MB). Peak memory consumption was 495.2MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,272 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:56:42,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5386.02ms. Allocated memory was 119.5MB in the beginning and 251.7MB in the end (delta: 132.1MB). Free memory was 89.3MB in the beginning and 156.3MB in the end (delta: -67.0MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 419.14ms. Allocated memory is still 251.7MB. Free memory was 156.3MB in the beginning and 132.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,273 INFO L158 Benchmark]: Boogie Preprocessor took 245.84ms. Allocated memory is still 251.7MB. Free memory was 132.2MB in the beginning and 113.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,274 INFO L158 Benchmark]: RCFGBuilder took 224496.93ms. Allocated memory was 251.7MB in the beginning and 650.1MB in the end (delta: 398.5MB). Free memory was 113.3MB in the beginning and 443.1MB in the end (delta: -329.8MB). Peak memory consumption was 357.1MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,274 INFO L158 Benchmark]: TraceAbstraction took 28962.27ms. Allocated memory is still 650.1MB. Free memory was 442.0MB in the beginning and 394.2MB in the end (delta: 47.9MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,274 INFO L158 Benchmark]: Witness Printer took 1270.95ms. Allocated memory is still 650.1MB. Free memory was 394.2MB in the beginning and 324.5MB in the end (delta: 69.7MB). Peak memory consumption was 267.9MB. Max. memory is 16.1GB. [2021-11-13 18:56:42,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5386.02ms. Allocated memory was 119.5MB in the beginning and 251.7MB in the end (delta: 132.1MB). Free memory was 89.3MB in the beginning and 156.3MB in the end (delta: -67.0MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 419.14ms. Allocated memory is still 251.7MB. Free memory was 156.3MB in the beginning and 132.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 245.84ms. Allocated memory is still 251.7MB. Free memory was 132.2MB in the beginning and 113.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 224496.93ms. Allocated memory was 251.7MB in the beginning and 650.1MB in the end (delta: 398.5MB). Free memory was 113.3MB in the beginning and 443.1MB in the end (delta: -329.8MB). Peak memory consumption was 357.1MB. Max. memory is 16.1GB. * TraceAbstraction took 28962.27ms. Allocated memory is still 650.1MB. Free memory was 442.0MB in the beginning and 394.2MB in the end (delta: 47.9MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Witness Printer took 1270.95ms. Allocated memory is still 650.1MB. Free memory was 394.2MB in the beginning and 324.5MB in the end (delta: 69.7MB). Peak memory consumption was 267.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11827]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 23038.20ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1455 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 21893.50ms 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, 32.04ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 12745]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8297]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12748]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 12670]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5390]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8543]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8492]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8243]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8533]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8633]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_power_lock_of_snd_card == 1) && ldv_mutex_pm_mutex == 1) && ldv_mutex_lock_of_poseidon == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8623]: Loop Invariant Derived loop invariant: ldv_mutex_lock_of_poseidon == 1 - InvariantResult [Line: 5425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12614]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-13 18:56:42,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12bf2463-e0b0-43f2-b622-35215b673717/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE