./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa --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 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:15:21,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:15:21,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:15:21,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:15:21,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:15:21,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:15:21,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:15:21,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:15:21,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:15:21,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:15:21,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:15:21,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:15:21,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:15:21,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:15:21,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:15:21,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:15:21,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:15:21,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:15:21,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:15:21,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:15:21,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:15:21,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:15:21,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:15:21,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:15:21,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:15:21,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:15:21,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:15:21,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:15:21,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:15:21,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:15:21,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:15:21,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:15:21,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:15:21,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:15:21,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:15:21,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:15:21,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:15:21,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:15:21,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:15:21,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:15:21,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:15:21,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 00:15:21,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:15:21,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:15:21,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:15:21,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:15:21,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 00:15:21,106 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 00:15:21,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:15:21,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:15:21,106 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:15:21,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:15:21,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 00:15:21,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:15:21,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:15:21,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 00:15:21,109 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 00:15:21,109 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 00:15:21,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 00:15:21,109 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:15:21,109 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_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2021-12-07 00:15:21,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:15:21,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:15:21,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:15:21,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:15:21,328 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:15:21,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2021-12-07 00:15:21,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/data/0c3f0ac78/b257cd8c197c4d3b90b37f5eca86415e/FLAG31674cc38 [2021-12-07 00:15:21,944 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:15:21,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2021-12-07 00:15:21,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/data/0c3f0ac78/b257cd8c197c4d3b90b37f5eca86415e/FLAG31674cc38 [2021-12-07 00:15:22,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/data/0c3f0ac78/b257cd8c197c4d3b90b37f5eca86415e [2021-12-07 00:15:22,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:15:22,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:15:22,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:15:22,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:15:22,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:15:22,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:15:22" (1/1) ... [2021-12-07 00:15:22,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de3d153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:22, skipping insertion in model container [2021-12-07 00:15:22,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:15:22" (1/1) ... [2021-12-07 00:15:22,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:15:22,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:15:23,021 WARN L230 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_62641a00-2fd9-47bd-b1e1-5254a125b531/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2021-12-07 00:15:23,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:15:23,107 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:15:23,220 WARN L230 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_62641a00-2fd9-47bd-b1e1-5254a125b531/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2021-12-07 00:15:23,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:15:23,285 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:15:23,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23 WrapperNode [2021-12-07 00:15:23,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:15:23,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:15:23,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:15:23,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:15:23,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,397 INFO L137 Inliner]: procedures = 176, calls = 745, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1308 [2021-12-07 00:15:23,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:15:23,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:15:23,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:15:23,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:15:23,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:15:23,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:15:23,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:15:23,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:15:23,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (1/1) ... [2021-12-07 00:15:23,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:15:23,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:15:23,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 00:15:23,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 00:15:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-07 00:15:23,543 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-07 00:15:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 00:15:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-07 00:15:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 00:15:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 00:15:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 00:15:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-07 00:15:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-07 00:15:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-07 00:15:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 00:15:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2021-12-07 00:15:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 00:15:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-07 00:15:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-07 00:15:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-07 00:15:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 00:15:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-07 00:15:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-07 00:15:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2021-12-07 00:15:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2021-12-07 00:15:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2021-12-07 00:15:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-07 00:15:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-07 00:15:23,547 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-07 00:15:23,547 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-07 00:15:23,548 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-07 00:15:23,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-07 00:15:23,548 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-07 00:15:23,548 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-07 00:15:23,548 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 00:15:23,548 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-07 00:15:23,549 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-07 00:15:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:15:23,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:15:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2021-12-07 00:15:23,549 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2021-12-07 00:15:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2021-12-07 00:15:23,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2021-12-07 00:15:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-07 00:15:23,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-07 00:15:23,781 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:15:23,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:15:24,684 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:15:24,696 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:15:24,696 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 00:15:24,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:15:24 BoogieIcfgContainer [2021-12-07 00:15:24,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:15:24,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 00:15:24,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 00:15:24,704 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 00:15:24,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:15:22" (1/3) ... [2021-12-07 00:15:24,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b66b05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:15:24, skipping insertion in model container [2021-12-07 00:15:24,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:15:23" (2/3) ... [2021-12-07 00:15:24,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b66b05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:15:24, skipping insertion in model container [2021-12-07 00:15:24,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:15:24" (3/3) ... [2021-12-07 00:15:24,707 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2021-12-07 00:15:24,713 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 00:15:24,713 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 00:15:24,766 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 00:15:24,772 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 [2021-12-07 00:15:24,772 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 00:15:24,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 568 states, 402 states have (on average 1.3308457711442787) internal successors, (535), 421 states have internal predecessors, (535), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-07 00:15:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-07 00:15:24,801 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:24,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:24,801 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:24,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:24,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1451106120, now seen corresponding path program 1 times [2021-12-07 00:15:24,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:24,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260118168] [2021-12-07 00:15:24,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:24,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:25,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:25,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260118168] [2021-12-07 00:15:25,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260118168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:25,073 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:25,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 00:15:25,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23413721] [2021-12-07 00:15:25,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:25,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 00:15:25,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:25,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 00:15:25,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:15:25,102 INFO L87 Difference]: Start difference. First operand has 568 states, 402 states have (on average 1.3308457711442787) internal successors, (535), 421 states have internal predecessors, (535), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:15:25,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:25,294 INFO L93 Difference]: Finished difference Result 1338 states and 1894 transitions. [2021-12-07 00:15:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 00:15:25,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-12-07 00:15:25,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:25,320 INFO L225 Difference]: With dead ends: 1338 [2021-12-07 00:15:25,320 INFO L226 Difference]: Without dead ends: 765 [2021-12-07 00:15:25,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:15:25,332 INFO L933 BasicCegarLoop]: 811 mSDtfsCounter, 296 mSDsluCounter, 723 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:25,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [296 Valid, 1534 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:15:25,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2021-12-07 00:15:25,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 741. [2021-12-07 00:15:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 531 states have (on average 1.329566854990584) internal successors, (706), 557 states have internal predecessors, (706), 160 states have call successors, (160), 51 states have call predecessors, (160), 49 states have return successors, (150), 143 states have call predecessors, (150), 150 states have call successors, (150) [2021-12-07 00:15:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1016 transitions. [2021-12-07 00:15:25,433 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1016 transitions. Word has length 13 [2021-12-07 00:15:25,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:25,434 INFO L470 AbstractCegarLoop]: Abstraction has 741 states and 1016 transitions. [2021-12-07 00:15:25,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:15:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1016 transitions. [2021-12-07 00:15:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-07 00:15:25,437 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:25,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:25,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 00:15:25,437 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:25,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:25,438 INFO L85 PathProgramCache]: Analyzing trace with hash -590482669, now seen corresponding path program 1 times [2021-12-07 00:15:25,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:25,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768262262] [2021-12-07 00:15:25,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:25,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:15:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-07 00:15:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 00:15:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:25,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:25,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768262262] [2021-12-07 00:15:25,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768262262] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:25,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:25,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 00:15:25,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098893425] [2021-12-07 00:15:25,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:25,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 00:15:25,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:25,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 00:15:25,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:15:25,552 INFO L87 Difference]: Start difference. First operand 741 states and 1016 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 00:15:25,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:25,662 INFO L93 Difference]: Finished difference Result 2143 states and 2935 transitions. [2021-12-07 00:15:25,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 00:15:25,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 35 [2021-12-07 00:15:25,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:25,673 INFO L225 Difference]: With dead ends: 2143 [2021-12-07 00:15:25,673 INFO L226 Difference]: Without dead ends: 1405 [2021-12-07 00:15:25,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:15:25,677 INFO L933 BasicCegarLoop]: 905 mSDtfsCounter, 735 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 1642 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:25,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [735 Valid, 1642 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:15:25,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2021-12-07 00:15:25,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1398. [2021-12-07 00:15:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1398 states, 1009 states have (on average 1.3260654112983152) internal successors, (1338), 1047 states have internal predecessors, (1338), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-07 00:15:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1398 states and 1910 transitions. [2021-12-07 00:15:25,764 INFO L78 Accepts]: Start accepts. Automaton has 1398 states and 1910 transitions. Word has length 35 [2021-12-07 00:15:25,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:25,764 INFO L470 AbstractCegarLoop]: Abstraction has 1398 states and 1910 transitions. [2021-12-07 00:15:25,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-07 00:15:25,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1910 transitions. [2021-12-07 00:15:25,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-07 00:15:25,767 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:25,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:25,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 00:15:25,768 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:25,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:25,769 INFO L85 PathProgramCache]: Analyzing trace with hash 965672257, now seen corresponding path program 1 times [2021-12-07 00:15:25,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:25,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765034174] [2021-12-07 00:15:25,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:25,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:25,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:25,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:25,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765034174] [2021-12-07 00:15:25,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765034174] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:25,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:25,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:25,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494630833] [2021-12-07 00:15:25,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:25,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:25,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:25,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:25,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:25,884 INFO L87 Difference]: Start difference. First operand 1398 states and 1910 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 00:15:26,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:26,404 INFO L93 Difference]: Finished difference Result 1494 states and 2052 transitions. [2021-12-07 00:15:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:15:26,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2021-12-07 00:15:26,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:26,416 INFO L225 Difference]: With dead ends: 1494 [2021-12-07 00:15:26,416 INFO L226 Difference]: Without dead ends: 1481 [2021-12-07 00:15:26,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:26,419 INFO L933 BasicCegarLoop]: 778 mSDtfsCounter, 770 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 865 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:26,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [865 Valid, 1232 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-07 00:15:26,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1481 states. [2021-12-07 00:15:26,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1481 to 1398. [2021-12-07 00:15:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1398 states, 1009 states have (on average 1.3240832507433102) internal successors, (1336), 1047 states have internal predecessors, (1336), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-07 00:15:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1398 states and 1908 transitions. [2021-12-07 00:15:26,506 INFO L78 Accepts]: Start accepts. Automaton has 1398 states and 1908 transitions. Word has length 37 [2021-12-07 00:15:26,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:26,506 INFO L470 AbstractCegarLoop]: Abstraction has 1398 states and 1908 transitions. [2021-12-07 00:15:26,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 00:15:26,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1908 transitions. [2021-12-07 00:15:26,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-07 00:15:26,509 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:26,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:26,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 00:15:26,509 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:26,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:26,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1022930559, now seen corresponding path program 1 times [2021-12-07 00:15:26,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:26,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684310795] [2021-12-07 00:15:26,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:26,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:26,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:26,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:26,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:26,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:26,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684310795] [2021-12-07 00:15:26,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684310795] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:26,617 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:26,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:26,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129922230] [2021-12-07 00:15:26,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:26,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:26,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:26,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:26,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:26,618 INFO L87 Difference]: Start difference. First operand 1398 states and 1908 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:27,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:27,082 INFO L93 Difference]: Finished difference Result 1470 states and 2019 transitions. [2021-12-07 00:15:27,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 00:15:27,082 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 37 [2021-12-07 00:15:27,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:27,089 INFO L225 Difference]: With dead ends: 1470 [2021-12-07 00:15:27,090 INFO L226 Difference]: Without dead ends: 1467 [2021-12-07 00:15:27,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:27,091 INFO L933 BasicCegarLoop]: 759 mSDtfsCounter, 752 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 1186 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:27,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [846 Valid, 1186 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-07 00:15:27,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1467 states. [2021-12-07 00:15:27,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1467 to 1397. [2021-12-07 00:15:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1397 states, 1009 states have (on average 1.3230921704658076) internal successors, (1335), 1046 states have internal predecessors, (1335), 290 states have call successors, (290), 100 states have call predecessors, (290), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-07 00:15:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 1906 transitions. [2021-12-07 00:15:27,158 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 1906 transitions. Word has length 37 [2021-12-07 00:15:27,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:27,158 INFO L470 AbstractCegarLoop]: Abstraction has 1397 states and 1906 transitions. [2021-12-07 00:15:27,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1906 transitions. [2021-12-07 00:15:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-07 00:15:27,160 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:27,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:27,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 00:15:27,160 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:27,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:27,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1645568075, now seen corresponding path program 1 times [2021-12-07 00:15:27,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:27,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506710333] [2021-12-07 00:15:27,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:27,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:27,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:27,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506710333] [2021-12-07 00:15:27,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506710333] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:27,247 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:27,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:27,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946393706] [2021-12-07 00:15:27,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:27,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:27,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:27,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:27,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:27,248 INFO L87 Difference]: Start difference. First operand 1397 states and 1906 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:27,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:27,717 INFO L93 Difference]: Finished difference Result 1469 states and 2017 transitions. [2021-12-07 00:15:27,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 00:15:27,718 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2021-12-07 00:15:27,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:27,727 INFO L225 Difference]: With dead ends: 1469 [2021-12-07 00:15:27,728 INFO L226 Difference]: Without dead ends: 1466 [2021-12-07 00:15:27,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:27,730 INFO L933 BasicCegarLoop]: 758 mSDtfsCounter, 749 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:27,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [842 Valid, 1185 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-07 00:15:27,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2021-12-07 00:15:27,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 1396. [2021-12-07 00:15:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1396 states, 1009 states have (on average 1.3221010901883052) internal successors, (1334), 1045 states have internal predecessors, (1334), 289 states have call successors, (289), 100 states have call predecessors, (289), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-07 00:15:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 1904 transitions. [2021-12-07 00:15:27,787 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 1904 transitions. Word has length 38 [2021-12-07 00:15:27,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:27,787 INFO L470 AbstractCegarLoop]: Abstraction has 1396 states and 1904 transitions. [2021-12-07 00:15:27,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1904 transitions. [2021-12-07 00:15:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-07 00:15:27,788 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:27,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:27,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 00:15:27,789 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:27,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:27,789 INFO L85 PathProgramCache]: Analyzing trace with hash -527500542, now seen corresponding path program 1 times [2021-12-07 00:15:27,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:27,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260833795] [2021-12-07 00:15:27,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:27,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:27,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:27,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260833795] [2021-12-07 00:15:27,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260833795] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:27,862 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:27,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:27,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651042119] [2021-12-07 00:15:27,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:27,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:27,863 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:27,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:27,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:27,863 INFO L87 Difference]: Start difference. First operand 1396 states and 1904 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:28,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:28,302 INFO L93 Difference]: Finished difference Result 1468 states and 2015 transitions. [2021-12-07 00:15:28,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 00:15:28,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-12-07 00:15:28,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:28,310 INFO L225 Difference]: With dead ends: 1468 [2021-12-07 00:15:28,310 INFO L226 Difference]: Without dead ends: 1465 [2021-12-07 00:15:28,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:28,312 INFO L933 BasicCegarLoop]: 756 mSDtfsCounter, 746 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 1182 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:28,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 1182 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-07 00:15:28,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1465 states. [2021-12-07 00:15:28,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1465 to 1395. [2021-12-07 00:15:28,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1395 states, 1009 states have (on average 1.3211100099108029) internal successors, (1333), 1044 states have internal predecessors, (1333), 288 states have call successors, (288), 100 states have call predecessors, (288), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-07 00:15:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1902 transitions. [2021-12-07 00:15:28,375 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1902 transitions. Word has length 39 [2021-12-07 00:15:28,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:28,375 INFO L470 AbstractCegarLoop]: Abstraction has 1395 states and 1902 transitions. [2021-12-07 00:15:28,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1902 transitions. [2021-12-07 00:15:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-12-07 00:15:28,376 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:28,376 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:28,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 00:15:28,377 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:28,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:28,377 INFO L85 PathProgramCache]: Analyzing trace with hash 826853934, now seen corresponding path program 1 times [2021-12-07 00:15:28,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:28,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47434589] [2021-12-07 00:15:28,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:28,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:28,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:28,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:28,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:28,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:28,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47434589] [2021-12-07 00:15:28,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47434589] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:28,454 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:28,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:28,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132288441] [2021-12-07 00:15:28,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:28,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:28,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:28,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:28,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:28,456 INFO L87 Difference]: Start difference. First operand 1395 states and 1902 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:29,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:29,337 INFO L93 Difference]: Finished difference Result 4264 states and 5845 transitions. [2021-12-07 00:15:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:15:29,337 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 40 [2021-12-07 00:15:29,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:29,351 INFO L225 Difference]: With dead ends: 4264 [2021-12-07 00:15:29,351 INFO L226 Difference]: Without dead ends: 2872 [2021-12-07 00:15:29,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:29,356 INFO L933 BasicCegarLoop]: 878 mSDtfsCounter, 819 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 1971 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:29,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [924 Valid, 1971 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-07 00:15:29,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2872 states. [2021-12-07 00:15:29,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2872 to 2722. [2021-12-07 00:15:29,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 1982 states have (on average 1.322401614530777) internal successors, (2621), 2048 states have internal predecessors, (2621), 547 states have call successors, (547), 198 states have call predecessors, (547), 192 states have return successors, (538), 511 states have call predecessors, (538), 538 states have call successors, (538) [2021-12-07 00:15:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3706 transitions. [2021-12-07 00:15:29,462 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3706 transitions. Word has length 40 [2021-12-07 00:15:29,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:29,463 INFO L470 AbstractCegarLoop]: Abstraction has 2722 states and 3706 transitions. [2021-12-07 00:15:29,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:29,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3706 transitions. [2021-12-07 00:15:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-07 00:15:29,464 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:29,464 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:29,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 00:15:29,464 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:29,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:29,465 INFO L85 PathProgramCache]: Analyzing trace with hash -137825403, now seen corresponding path program 1 times [2021-12-07 00:15:29,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:29,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967161768] [2021-12-07 00:15:29,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:29,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:29,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:29,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:29,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:29,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:15:29,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:29,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967161768] [2021-12-07 00:15:29,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967161768] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:29,535 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:29,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:29,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49523347] [2021-12-07 00:15:29,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:29,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:29,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:29,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:29,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:29,536 INFO L87 Difference]: Start difference. First operand 2722 states and 3706 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:29,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:29,981 INFO L93 Difference]: Finished difference Result 2913 states and 3963 transitions. [2021-12-07 00:15:29,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:15:29,981 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 41 [2021-12-07 00:15:29,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:29,994 INFO L225 Difference]: With dead ends: 2913 [2021-12-07 00:15:29,994 INFO L226 Difference]: Without dead ends: 2866 [2021-12-07 00:15:29,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:29,997 INFO L933 BasicCegarLoop]: 758 mSDtfsCounter, 708 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 1226 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:29,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [791 Valid, 1226 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-07 00:15:30,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2021-12-07 00:15:30,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2709. [2021-12-07 00:15:30,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2709 states, 1977 states have (on average 1.3181588265048052) internal successors, (2606), 2039 states have internal predecessors, (2606), 534 states have call successors, (534), 203 states have call predecessors, (534), 197 states have return successors, (527), 502 states have call predecessors, (527), 527 states have call successors, (527) [2021-12-07 00:15:30,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2709 states and 3667 transitions. [2021-12-07 00:15:30,110 INFO L78 Accepts]: Start accepts. Automaton has 2709 states and 3667 transitions. Word has length 41 [2021-12-07 00:15:30,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:30,110 INFO L470 AbstractCegarLoop]: Abstraction has 2709 states and 3667 transitions. [2021-12-07 00:15:30,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-07 00:15:30,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 3667 transitions. [2021-12-07 00:15:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-12-07 00:15:30,113 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:30,114 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:30,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-07 00:15:30,114 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:30,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:30,114 INFO L85 PathProgramCache]: Analyzing trace with hash 830214880, now seen corresponding path program 1 times [2021-12-07 00:15:30,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:30,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348341837] [2021-12-07 00:15:30,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:30,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-07 00:15:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-07 00:15:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-07 00:15:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-07 00:15:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-07 00:15:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-07 00:15:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:15:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-07 00:15:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 00:15:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:30,236 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-12-07 00:15:30,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:30,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348341837] [2021-12-07 00:15:30,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348341837] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:30,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:30,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:30,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865772917] [2021-12-07 00:15:30,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:30,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:30,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:30,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:30,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:30,238 INFO L87 Difference]: Start difference. First operand 2709 states and 3667 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-07 00:15:31,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:31,012 INFO L93 Difference]: Finished difference Result 7223 states and 9845 transitions. [2021-12-07 00:15:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:15:31,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 138 [2021-12-07 00:15:31,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:31,032 INFO L225 Difference]: With dead ends: 7223 [2021-12-07 00:15:31,032 INFO L226 Difference]: Without dead ends: 4517 [2021-12-07 00:15:31,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:31,041 INFO L933 BasicCegarLoop]: 1186 mSDtfsCounter, 587 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 2483 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:31,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 2483 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-07 00:15:31,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4517 states. [2021-12-07 00:15:31,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4517 to 4316. [2021-12-07 00:15:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4316 states, 3169 states have (on average 1.3329125907226254) internal successors, (4224), 3252 states have internal predecessors, (4224), 836 states have call successors, (836), 316 states have call predecessors, (836), 310 states have return successors, (829), 795 states have call predecessors, (829), 829 states have call successors, (829) [2021-12-07 00:15:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 4316 states and 5889 transitions. [2021-12-07 00:15:31,213 INFO L78 Accepts]: Start accepts. Automaton has 4316 states and 5889 transitions. Word has length 138 [2021-12-07 00:15:31,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:31,213 INFO L470 AbstractCegarLoop]: Abstraction has 4316 states and 5889 transitions. [2021-12-07 00:15:31,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-07 00:15:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 4316 states and 5889 transitions. [2021-12-07 00:15:31,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-12-07 00:15:31,216 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:31,217 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:31,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-07 00:15:31,217 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:31,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:31,217 INFO L85 PathProgramCache]: Analyzing trace with hash 899800065, now seen corresponding path program 1 times [2021-12-07 00:15:31,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:31,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036260896] [2021-12-07 00:15:31,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:31,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-07 00:15:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-07 00:15:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-07 00:15:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 00:15:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-07 00:15:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-07 00:15:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-07 00:15:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 00:15:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-07 00:15:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 00:15:31,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:31,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036260896] [2021-12-07 00:15:31,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036260896] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:31,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:31,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:31,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45762757] [2021-12-07 00:15:31,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:31,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:31,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:31,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:31,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:31,440 INFO L87 Difference]: Start difference. First operand 4316 states and 5889 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-07 00:15:31,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:31,956 INFO L93 Difference]: Finished difference Result 4469 states and 6120 transitions. [2021-12-07 00:15:31,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:15:31,957 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 168 [2021-12-07 00:15:31,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:31,976 INFO L225 Difference]: With dead ends: 4469 [2021-12-07 00:15:31,976 INFO L226 Difference]: Without dead ends: 4466 [2021-12-07 00:15:31,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:31,979 INFO L933 BasicCegarLoop]: 758 mSDtfsCounter, 142 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 1810 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:31,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [164 Valid, 1810 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-07 00:15:31,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2021-12-07 00:15:32,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 4315. [2021-12-07 00:15:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4315 states, 3169 states have (on average 1.330388135058378) internal successors, (4216), 3251 states have internal predecessors, (4216), 835 states have call successors, (835), 316 states have call predecessors, (835), 310 states have return successors, (829), 795 states have call predecessors, (829), 829 states have call successors, (829) [2021-12-07 00:15:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 4315 states and 5880 transitions. [2021-12-07 00:15:32,139 INFO L78 Accepts]: Start accepts. Automaton has 4315 states and 5880 transitions. Word has length 168 [2021-12-07 00:15:32,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:32,139 INFO L470 AbstractCegarLoop]: Abstraction has 4315 states and 5880 transitions. [2021-12-07 00:15:32,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-07 00:15:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 4315 states and 5880 transitions. [2021-12-07 00:15:32,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-07 00:15:32,143 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:32,143 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:32,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-07 00:15:32,144 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:32,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:32,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1798166822, now seen corresponding path program 1 times [2021-12-07 00:15:32,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:32,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567875557] [2021-12-07 00:15:32,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:32,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-07 00:15:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-07 00:15:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-07 00:15:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 00:15:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-07 00:15:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-07 00:15:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-07 00:15:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 00:15:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-07 00:15:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 00:15:32,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:32,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567875557] [2021-12-07 00:15:32,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567875557] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:32,365 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:32,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:15:32,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523935970] [2021-12-07 00:15:32,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:32,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:15:32,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:32,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:15:32,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:15:32,367 INFO L87 Difference]: Start difference. First operand 4315 states and 5880 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-07 00:15:33,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:33,166 INFO L93 Difference]: Finished difference Result 5252 states and 7348 transitions. [2021-12-07 00:15:33,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:15:33,167 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 169 [2021-12-07 00:15:33,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:33,187 INFO L225 Difference]: With dead ends: 5252 [2021-12-07 00:15:33,187 INFO L226 Difference]: Without dead ends: 5230 [2021-12-07 00:15:33,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:15:33,189 INFO L933 BasicCegarLoop]: 1034 mSDtfsCounter, 738 mSDsluCounter, 2764 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 3798 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:33,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 3798 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-07 00:15:33,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5230 states. [2021-12-07 00:15:33,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5230 to 4296. [2021-12-07 00:15:33,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4296 states, 3157 states have (on average 1.3297434273044029) internal successors, (4198), 3238 states have internal predecessors, (4198), 830 states have call successors, (830), 313 states have call predecessors, (830), 308 states have return successors, (826), 792 states have call predecessors, (826), 826 states have call successors, (826) [2021-12-07 00:15:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 4296 states and 5854 transitions. [2021-12-07 00:15:33,341 INFO L78 Accepts]: Start accepts. Automaton has 4296 states and 5854 transitions. Word has length 169 [2021-12-07 00:15:33,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:33,341 INFO L470 AbstractCegarLoop]: Abstraction has 4296 states and 5854 transitions. [2021-12-07 00:15:33,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-07 00:15:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5854 transitions. [2021-12-07 00:15:33,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-07 00:15:33,345 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:33,346 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:33,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-07 00:15:33,346 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:33,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:33,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1405139812, now seen corresponding path program 1 times [2021-12-07 00:15:33,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:33,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286807017] [2021-12-07 00:15:33,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:33,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-07 00:15:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-07 00:15:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-07 00:15:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 00:15:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-07 00:15:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-07 00:15:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-07 00:15:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 00:15:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-07 00:15:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:33,501 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 00:15:33,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:33,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286807017] [2021-12-07 00:15:33,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286807017] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:33,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:33,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:15:33,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73441492] [2021-12-07 00:15:33,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:33,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:15:33,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:33,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:15:33,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:15:33,502 INFO L87 Difference]: Start difference. First operand 4296 states and 5854 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-07 00:15:34,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:34,229 INFO L93 Difference]: Finished difference Result 8736 states and 11932 transitions. [2021-12-07 00:15:34,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:15:34,229 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 169 [2021-12-07 00:15:34,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:34,260 INFO L225 Difference]: With dead ends: 8736 [2021-12-07 00:15:34,260 INFO L226 Difference]: Without dead ends: 4443 [2021-12-07 00:15:34,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:15:34,274 INFO L933 BasicCegarLoop]: 1376 mSDtfsCounter, 734 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 834 SdHoareTripleChecker+Valid, 2779 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:34,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [834 Valid, 2779 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-07 00:15:34,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2021-12-07 00:15:34,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 4259. [2021-12-07 00:15:34,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4259 states, 3127 states have (on average 1.3277902142628717) internal successors, (4152), 3207 states have internal predecessors, (4152), 826 states have call successors, (826), 310 states have call predecessors, (826), 305 states have return successors, (823), 789 states have call predecessors, (823), 823 states have call successors, (823) [2021-12-07 00:15:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 4259 states and 5801 transitions. [2021-12-07 00:15:34,417 INFO L78 Accepts]: Start accepts. Automaton has 4259 states and 5801 transitions. Word has length 169 [2021-12-07 00:15:34,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:34,417 INFO L470 AbstractCegarLoop]: Abstraction has 4259 states and 5801 transitions. [2021-12-07 00:15:34,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-07 00:15:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 4259 states and 5801 transitions. [2021-12-07 00:15:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-12-07 00:15:34,422 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:15:34,422 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:15:34,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-07 00:15:34,423 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:15:34,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:15:34,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1096851978, now seen corresponding path program 1 times [2021-12-07 00:15:34,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:15:34,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186031881] [2021-12-07 00:15:34,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:15:34,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:15:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-07 00:15:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 00:15:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-07 00:15:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-07 00:15:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-07 00:15:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 00:15:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-07 00:15:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-07 00:15:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-07 00:15:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 00:15:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:15:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-07 00:15:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-07 00:15:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-07 00:15:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:15:34,628 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-07 00:15:34,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:15:34,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186031881] [2021-12-07 00:15:34,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186031881] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:15:34,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:15:34,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:15:34,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932759414] [2021-12-07 00:15:34,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:15:34,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:15:34,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:15:34,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:15:34,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:15:34,629 INFO L87 Difference]: Start difference. First operand 4259 states and 5801 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-07 00:15:35,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:15:35,934 INFO L93 Difference]: Finished difference Result 5255 states and 7309 transitions. [2021-12-07 00:15:35,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 00:15:35,934 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 186 [2021-12-07 00:15:35,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:15:35,935 INFO L225 Difference]: With dead ends: 5255 [2021-12-07 00:15:35,935 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 00:15:35,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-12-07 00:15:35,944 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1043 mSDsluCounter, 2152 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 437 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 3103 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 437 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:15:35,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 3103 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [437 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-07 00:15:35,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 00:15:35,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 00:15:35,945 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) [2021-12-07 00:15:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 00:15:35,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2021-12-07 00:15:35,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:15:35,946 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:15:35,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-07 00:15:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 00:15:35,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 00:15:35,948 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 00:15:35,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-07 00:15:35,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 00:16:23,291 INFO L858 garLoopResultBuilder]: For program point L3291(lines 3291 3295) no Hoare annotation was computed. [2021-12-07 00:16:23,291 INFO L861 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2021-12-07 00:16:23,291 INFO L858 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L861 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2021-12-07 00:16:23,292 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3270 3301) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L861 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point atomic_setFINAL(lines 3093 3099) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3359(lines 3359 3362) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3359-2(lines 3359 3362) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point phantom_statusFINAL(lines 3348 3377) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L861 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2021-12-07 00:16:23,293 INFO L861 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L861 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2021-12-07 00:16:23,293 INFO L854 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_retval_0~0 0))) (.cse4 (not (= ~ldv_mutex_phantom_mutex~0 1))) (.cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)))) (and (or .cse0 .cse1 .cse2 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) .cse5))) [2021-12-07 00:16:23,293 INFO L858 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L861 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L861 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L854 garLoopResultBuilder]: At program point L3931(line 3931) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,294 INFO L861 garLoopResultBuilder]: At program point L5079(lines 5078 5080) the Hoare annotation is: true [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L854 garLoopResultBuilder]: At program point L3927(line 3927) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2021-12-07 00:16:23,294 INFO L854 garLoopResultBuilder]: At program point L3925(line 3925) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,294 INFO L858 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3923(line 3923) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,295 INFO L858 garLoopResultBuilder]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3917(line 3917) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1))) (.cse4 (not (= ~ldv_retval_0~0 0))) (.cse5 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_3~0 0)))) [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point phantom_removeENTRY(lines 3912 3934) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1))) (.cse4 (not (= ~ldv_retval_0~0 0))) (.cse5 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_3~0 0)))) [2021-12-07 00:16:23,295 INFO L858 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3928(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,295 INFO L861 garLoopResultBuilder]: At program point L5049(lines 5048 5050) the Hoare annotation is: true [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3926(line 3926) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3928-1(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,295 INFO L858 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2021-12-07 00:16:23,295 INFO L854 garLoopResultBuilder]: At program point L3922(line 3922) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,295 INFO L858 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2021-12-07 00:16:23,295 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L854 garLoopResultBuilder]: At program point L4424(lines 4419 4426) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point pci_release_regionsFINAL(lines 5129 5131) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L861 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3314(lines 3314 3316) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3314-2(lines 3314 3319) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L861 garLoopResultBuilder]: At program point L3314-4(lines 3310 3322) the Hoare annotation is: true [2021-12-07 00:16:23,296 INFO L861 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3691-2(lines 3691 3695) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L861 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2021-12-07 00:16:23,296 INFO L858 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2021-12-07 00:16:23,296 INFO L861 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2021-12-07 00:16:23,297 INFO L854 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point phantom_pollFINAL(lines 3671 3720) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L861 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3701(lines 3701 3704) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point pci_get_drvdataFINAL(lines 3254 3260) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L861 garLoopResultBuilder]: At program point L5069-2(lines 5068 5070) the Hoare annotation is: true [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L854 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,297 INFO L858 garLoopResultBuilder]: For program point L5069-1(line 5069) no Hoare annotation was computed. [2021-12-07 00:16:23,297 INFO L854 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,297 INFO L861 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point iowrite32FINAL(lines 5088 5090) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L861 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L861 garLoopResultBuilder]: At program point L5038(lines 5037 5039) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L861 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 3171 3177) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point L3226(lines 3226 3232) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L861 garLoopResultBuilder]: At program point L3222(lines 3220 3223) the Hoare annotation is: true [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point L3216(lines 3216 3218) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point L3217(line 3217) no Hoare annotation was computed. [2021-12-07 00:16:23,298 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3224 3233) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L854 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= |old(#valid)| |#valid|)) [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point kfreeFINAL(lines 5164 5166) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point free_irqFINAL(lines 5081 5083) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L861 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L854 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point pci_iomapFINAL(lines 5123 5125) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L854 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point pci_iounmapFINAL(lines 5126 5128) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L861 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point class_destroyFINAL(lines 5058 5060) no Hoare annotation was computed. [2021-12-07 00:16:23,299 INFO L858 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 5105 5107) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point class_remove_fileFINAL(lines 5061 5063) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point pci_disable_deviceFINAL(lines 5116 5118) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point L5025(lines 5024 5026) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3302 3309) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point L3305-1(line 3305) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2021-12-07 00:16:23,300 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4428 4433) no Hoare annotation was computed. [2021-12-07 00:16:23,300 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point unregister_chrdev_regionFINAL(lines 5154 5156) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L861 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveFINAL(lines 5031 5033) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L861 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2021-12-07 00:16:23,301 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_unlock_open_lock_of_phantom_deviceENTRY(lines 4846 4856) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_retval_0~0 0))) (.cse4 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|))) (.cse5 (= ~ldv_mutex_open_lock_of_phantom_device~0 2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_phantom_mutex~0 1)) .cse5) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceFINAL(lines 4846 4856) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L854 garLoopResultBuilder]: At program point L4851(line 4851) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_retval_0~0 0))) (.cse4 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_phantom_mutex~0 1))) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4))) [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4435 4440) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2021-12-07 00:16:23,301 INFO L858 garLoopResultBuilder]: For program point atomic_readFINAL(lines 3087 3092) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L861 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2021-12-07 00:16:23,302 INFO L861 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point ioread32FINAL(lines 5085 5087) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 5094 5096) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 5020 5022) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L854 garLoopResultBuilder]: At program point L5056(lines 5055 5057) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,302 INFO L854 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L858 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2021-12-07 00:16:23,302 INFO L854 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2021-12-07 00:16:23,302 INFO L861 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2021-12-07 00:16:23,302 INFO L854 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4793-1(lines 4791 4794) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L4133(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4001(lines 4001 4005) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L3869(line 3869) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4761-1(lines 4759 4762) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L858 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L4167(line 4167) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L3077(lines 3074 3079) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L3870(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,303 INFO L854 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L858 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2021-12-07 00:16:23,304 INFO L858 garLoopResultBuilder]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,304 INFO L858 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4366-1(line 4366) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L3243(lines 3239 3245) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4036(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4036-1(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2021-12-07 00:16:23,304 INFO L858 garLoopResultBuilder]: For program point L4895-1(lines 4893 4896) no Hoare annotation was computed. [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4796(lines 4788 4798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,304 INFO L854 garLoopResultBuilder]: At program point L4367(lines 4363 4370) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,304 INFO L858 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2021-12-07 00:16:23,304 INFO L858 garLoopResultBuilder]: For program point L4202(line 4202) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L4268(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L4103(line 4103) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L4037(line 4037) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L3872(lines 3872 3876) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L4764(lines 4764 4769) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L5161(lines 5160 5162) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L4997-2(lines 4996 4998) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L4898(lines 4890 4900) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L854 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,305 INFO L858 garLoopResultBuilder]: For program point L4997-1(line 4997) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L854 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L3610(lines 3610 3614) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L3610-2(lines 3610 3614) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L854 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L4139(line 4139) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L4007(lines 4007 4011) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L854 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,306 INFO L854 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L854 garLoopResultBuilder]: At program point L3644(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,306 INFO L858 garLoopResultBuilder]: For program point L3644-1(line 3644) no Hoare annotation was computed. [2021-12-07 00:16:23,306 INFO L861 garLoopResultBuilder]: At program point L4272(lines 4076 4274) the Hoare annotation is: true [2021-12-07 00:16:23,306 INFO L854 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L858 garLoopResultBuilder]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2021-12-07 00:16:23,307 INFO L858 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4768(lines 4756 4771) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_phantom_mutex~0 2)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse4 (= ~ldv_retval_0~0 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) .cse3 (= ~ldv_mutex_open_lock_of_phantom_device~0 2) .cse4) (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) .cse0 .cse1 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) .cse2 .cse3 .cse4))) [2021-12-07 00:16:23,307 INFO L858 garLoopResultBuilder]: For program point L3645(lines 3645 3649) no Hoare annotation was computed. [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L3645-2(lines 3645 3649) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4339-1(lines 4335 4342) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L5099(lines 5098 5100) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4967(lines 4959 4969) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0) (= ~ldv_state_variable_3~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L3944(lines 3935 3946) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,307 INFO L858 garLoopResultBuilder]: For program point L3878(lines 3878 3882) no Hoare annotation was computed. [2021-12-07 00:16:23,307 INFO L854 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L4374(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L4374-1(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L3251(lines 3247 3253) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L5134(lines 5133 5135) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L4375(lines 4371 4378) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4177(line 4177) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L4045-1(line 4045) no Hoare annotation was computed. [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L4045(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L3880(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L854 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,308 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4182) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4046-2(lines 4046 4049) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L854 garLoopResultBuilder]: At program point L5004(lines 5003 5005) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,309 INFO L854 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L854 garLoopResultBuilder]: At program point L3617(lines 3606 3619) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4212(lines 4212 4260) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4113(lines 4113 4141) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L854 garLoopResultBuilder]: At program point L5137(lines 5136 5138) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4014(lines 4014 4018) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L858 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2021-12-07 00:16:23,309 INFO L854 garLoopResultBuilder]: At program point L3652(line 3652) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L4214(lines 4214 4222) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L4115(lines 4115 4120) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L4016(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L5007(lines 5006 5008) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L5073(lines 5072 5074) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L3191(lines 3188 3193) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4204) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L4050(lines 4031 4052) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L3885-1(line 3885) no Hoare annotation was computed. [2021-12-07 00:16:23,310 INFO L854 garLoopResultBuilder]: At program point L3885(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,310 INFO L858 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L4216(lines 4216 4220) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L5042(lines 5041 5043) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 3889) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L3886-2(lines 3886 3889) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L4382(line 4382) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L4382-1(line 4382) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L3821(lines 3821 3826) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L3656(lines 3620 3658) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L4383(lines 4379 4386) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L4416(lines 4411 4418) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,311 INFO L858 garLoopResultBuilder]: For program point L4251(lines 4251 4254) no Hoare annotation was computed. [2021-12-07 00:16:23,311 INFO L854 garLoopResultBuilder]: At program point L5110(lines 5109 5111) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L5011(lines 5010 5012) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L3954(lines 3947 3956) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L4351(lines 4343 4354) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_phantom_mutex~0 2)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse4 (= ~ldv_retval_0~0 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) .cse3 (= ~ldv_mutex_open_lock_of_phantom_device~0 2) .cse4 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) .cse0 .cse1 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) .cse2 .cse3 .cse4))) [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L4187(lines 4187 4191) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L5046(lines 5045 5047) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L5145(lines 5144 5146) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L3857(lines 3857 3861) no Hoare annotation was computed. [2021-12-07 00:16:23,312 INFO L854 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,312 INFO L858 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L5014(lines 5013 5015) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L5114(lines 5113 5115) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L858 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L3793(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L3265(lines 3261 3267) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L858 garLoopResultBuilder]: For program point L4091(lines 4091 4267) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2021-12-07 00:16:23,313 INFO L858 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L858 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L858 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L3893(line 3893) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,313 INFO L854 garLoopResultBuilder]: At program point L3332(lines 3327 3334) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4125(lines 4125 4130) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L854 garLoopResultBuilder]: At program point L5149(lines 5148 5150) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,314 INFO L854 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3999) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L854 garLoopResultBuilder]: At program point L3894(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,314 INFO L854 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,314 INFO L854 garLoopResultBuilder]: At program point L4390(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4258(line 4258) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L854 garLoopResultBuilder]: At program point L4390-1(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4159(lines 4159 4163) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L4093(lines 4093 4108) no Hoare annotation was computed. [2021-12-07 00:16:23,314 INFO L858 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L3895(line 3895) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L858 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L4391(lines 4387 4394) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L4358(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L4358-1(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L5052(lines 5051 5053) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L858 garLoopResultBuilder]: For program point L3863-1(line 3863) no Hoare annotation was computed. [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L858 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2021-12-07 00:16:23,315 INFO L858 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L4359(lines 4355 4362) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,315 INFO L858 garLoopResultBuilder]: For program point L4227(lines 4227 4230) no Hoare annotation was computed. [2021-12-07 00:16:23,315 INFO L854 garLoopResultBuilder]: At program point L3236-2(lines 3234 3237) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L3236-1(line 3236) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4095(lines 4095 4105) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L5152(lines 5151 5153) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L3798(lines 3780 3800) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4096(line 4096) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4097(lines 4097 4101) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L5121(lines 5120 5122) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,316 INFO L858 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2021-12-07 00:16:23,316 INFO L854 garLoopResultBuilder]: At program point L3668(lines 3659 3670) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L854 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point spinlock_checkFINAL(lines 3151 3156) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2021-12-07 00:16:23,317 INFO L858 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2021-12-07 00:16:23,317 INFO L861 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3457(line 3457) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3574(lines 3415 3601) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2021-12-07 00:16:23,318 INFO L861 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2021-12-07 00:16:23,318 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3509(lines 3490 3515) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3493(lines 3493 3497) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3493-2(lines 3493 3497) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3477(lines 3477 3480) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L861 garLoopResultBuilder]: At program point L3511(lines 3490 3515) the Hoare annotation is: true [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3445(lines 3445 3448) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3445-2(lines 3445 3448) no Hoare annotation was computed. [2021-12-07 00:16:23,319 INFO L858 garLoopResultBuilder]: For program point L3429(line 3429) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3545(lines 3545 3549) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3545-2(lines 3545 3549) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3463-2(line 3463) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L861 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2021-12-07 00:16:23,320 INFO L858 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3415(lines 3415 3601) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L861 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L861 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3416(line 3416) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3449(line 3449) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3416-2(line 3416) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3449-2(lines 3449 3454) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3449-4(lines 3449 3454) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L854 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L858 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2021-12-07 00:16:23,321 INFO L861 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L861 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3518(line 3518) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3518-2(line 3518) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L861 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L861 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L861 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3536(line 3536) no Hoare annotation was computed. [2021-12-07 00:16:23,322 INFO L858 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point L3536-2(line 3536) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L861 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2021-12-07 00:16:23,323 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_unlock_phantom_mutexENTRY(lines 4948 4958) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_mutex_phantom_mutex~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|)) (not (= ~ldv_retval_0~0 0))) [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexFINAL(lines 4948 4958) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L854 garLoopResultBuilder]: At program point L4953(line 4953) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|)) (not (= ~ldv_retval_0~0 0))) [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3080 3086) no Hoare annotation was computed. [2021-12-07 00:16:23,323 INFO L861 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2021-12-07 00:16:23,323 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2021-12-07 00:16:23,325 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:16:23,326 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 00:16:23,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:16:23 BoogieIcfgContainer [2021-12-07 00:16:23,359 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 00:16:23,360 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 00:16:23,360 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 00:16:23,360 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 00:16:23,360 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:15:24" (3/4) ... [2021-12-07 00:16:23,362 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2021-12-07 00:16:23,368 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-12-07 00:16:23,369 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-07 00:16:23,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2021-12-07 00:16:23,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2021-12-07 00:16:23,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2021-12-07 00:16:23,370 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-07 00:16:23,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 282 nodes and edges [2021-12-07 00:16:23,397 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-12-07 00:16:23,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2021-12-07 00:16:23,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-12-07 00:16:23,406 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-07 00:16:23,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 00:16:23,412 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 00:16:23,439 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-07 00:16:23,439 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-07 00:16:23,439 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && tmp + 4 <= 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 [2021-12-07 00:16:23,439 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-07 00:16:23,439 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-07 00:16:23,440 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) || ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) [2021-12-07 00:16:23,441 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-07 00:16:23,442 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) && \result == 0) || (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) [2021-12-07 00:16:23,559 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 00:16:23,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 00:16:23,560 INFO L158 Benchmark]: Toolchain (without parser) took 61201.97ms. Allocated memory was 90.2MB in the beginning and 903.9MB in the end (delta: 813.7MB). Free memory was 49.4MB in the beginning and 350.2MB in the end (delta: -300.8MB). Peak memory consumption was 511.3MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,560 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory was 51.8MB in the beginning and 51.7MB in the end (delta: 21.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:16:23,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 927.07ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 49.1MB in the beginning and 63.0MB in the end (delta: -13.9MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.51ms. Allocated memory is still 109.1MB. Free memory was 63.0MB in the beginning and 54.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,561 INFO L158 Benchmark]: Boogie Preprocessor took 83.83ms. Allocated memory is still 109.1MB. Free memory was 54.1MB in the beginning and 43.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,561 INFO L158 Benchmark]: RCFGBuilder took 1217.24ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 60.1MB in the end (delta: -16.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,561 INFO L158 Benchmark]: TraceAbstraction took 58658.41ms. Allocated memory was 132.1MB in the beginning and 903.9MB in the end (delta: 771.8MB). Free memory was 59.4MB in the beginning and 412.6MB in the end (delta: -353.1MB). Peak memory consumption was 614.6MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,561 INFO L158 Benchmark]: Witness Printer took 199.71ms. Allocated memory is still 903.9MB. Free memory was 412.6MB in the beginning and 350.2MB in the end (delta: 62.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-12-07 00:16:23,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory was 51.8MB in the beginning and 51.7MB in the end (delta: 21.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 927.07ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 49.1MB in the beginning and 63.0MB in the end (delta: -13.9MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.51ms. Allocated memory is still 109.1MB. Free memory was 63.0MB in the beginning and 54.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.83ms. Allocated memory is still 109.1MB. Free memory was 54.1MB in the beginning and 43.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1217.24ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 60.1MB in the end (delta: -16.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 58658.41ms. Allocated memory was 132.1MB in the beginning and 903.9MB in the end (delta: 771.8MB). Free memory was 59.4MB in the beginning and 412.6MB in the end (delta: -353.1MB). Peak memory consumption was 614.6MB. Max. memory is 16.1GB. * Witness Printer took 199.71ms. Allocated memory is still 903.9MB. Free memory was 412.6MB in the beginning and 350.2MB in the end (delta: 62.4MB). Peak memory consumption was 60.8MB. 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: 4431]: 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 35 procedures, 568 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 58.6s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 47.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9659 SdHoareTripleChecker+Valid, 6.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8819 mSDsluCounter, 25131 SdHoareTripleChecker+Invalid, 5.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13423 mSDsCounter, 2516 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4279 IncrementalHoareTripleChecker+Invalid, 6795 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2516 mSolverCounterUnsat, 11708 mSDtfsCounter, 4279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4316occurred in iteration=9, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 2101 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 245 LocationsWithAnnotation, 8633 PreInvPairs, 9781 NumberOfFragments, 3491 HoareAnnotationTreeSize, 8633 FomulaSimplifications, 236544 FormulaSimplificationTreeSizeReduction, 39.9s HoareSimplificationTime, 245 FomulaSimplificationsInter, 1695734 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1110 NumberOfCodeBlocks, 1110 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1097 ConstructedInterpolants, 0 QuantifiedInterpolants, 1695 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 348/348 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: 4335]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3188]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5010]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5113]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5148]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5055]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5160]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3261]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4343]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) && \result == 0) || (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) - InvariantResult [Line: 4387]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 5024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3947]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3935]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4363]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4403]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5013]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4959]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_state_variable_2 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) && ldv_state_variable_3 == 0 - InvariantResult [Line: 5144]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5120]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5006]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4890]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3606]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5003]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4395]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0 - InvariantResult [Line: 5078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4031]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3327]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3247]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4788]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0 - InvariantResult [Line: 5041]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5051]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5045]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3801]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5098]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4355]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && tmp + 4 <= 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4371]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3234]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5072]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5037]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3620]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5151]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 4419]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_open_lock_of_phantom_device == 1)) || !(ldv_retval_0 == 0)) || !(ldv_mutex_phantom_mutex == 1)) || ldv_state_variable_3 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4996]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3074]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4756]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) || ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5136]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4411]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5109]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3659]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5133]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 RESULT: Ultimate proved your program to be correct! [2021-12-07 00:16:23,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62641a00-2fd9-47bd-b1e1-5254a125b531/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE