./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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 c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:05:22,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:05:22,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:05:22,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:05:22,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:05:22,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:05:22,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:05:22,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:05:22,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:05:22,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:05:22,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:05:22,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:05:22,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:05:22,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:05:22,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:05:22,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:05:22,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:05:22,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:05:22,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:05:22,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:05:22,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:05:22,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:05:22,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:05:22,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:05:22,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:05:22,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:05:22,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:05:22,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:05:22,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:05:22,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:05:22,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:05:22,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:05:22,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:05:22,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:05:22,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:05:22,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:05:22,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:05:22,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:05:22,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:05:22,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:05:22,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:05:22,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 22:05:23,003 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:05:23,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:05:23,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:05:23,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:05:23,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:05:23,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:05:23,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:05:23,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:05:23,005 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:05:23,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:05:23,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:05:23,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:05:23,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:05:23,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:05:23,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:05:23,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:05:23,006 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:05:23,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:05:23,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:05:23,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:05:23,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:05:23,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:05:23,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:05:23,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:05:23,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:05:23,012 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2021-12-06 22:05:23,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:05:23,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:05:23,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:05:23,212 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:05:23,212 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:05:23,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-12-06 22:05:23,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/fdb224d43/893c773f02cb41e6beefaf1d640233c7/FLAG61a585d21 [2021-12-06 22:05:23,776 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:05:23,776 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-12-06 22:05:23,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/fdb224d43/893c773f02cb41e6beefaf1d640233c7/FLAG61a585d21 [2021-12-06 22:05:24,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/fdb224d43/893c773f02cb41e6beefaf1d640233c7 [2021-12-06 22:05:24,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:05:24,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:05:24,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:05:24,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:05:24,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:05:24,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d37a808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24, skipping insertion in model container [2021-12-06 22:05:24,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:05:24,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:05:24,474 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-12-06 22:05:24,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:05:24,504 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:05:24,594 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-12-06 22:05:24,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:05:24,622 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:05:24,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24 WrapperNode [2021-12-06 22:05:24,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:05:24,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:05:24,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:05:24,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:05:24,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,687 INFO L137 Inliner]: procedures = 88, calls = 127, calls flagged for inlining = 39, calls inlined = 34, statements flattened = 543 [2021-12-06 22:05:24,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:05:24,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:05:24,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:05:24,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:05:24,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:05:24,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:05:24,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:05:24,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:05:24,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (1/1) ... [2021-12-06 22:05:24,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:05:24,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:05:24,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 22:05:24,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 22:05:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 22:05:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-06 22:05:24,816 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-06 22:05:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2021-12-06 22:05:24,816 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2021-12-06 22:05:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 22:05:24,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-06 22:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-06 22:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 22:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 22:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 22:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 22:05:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 22:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 22:05:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 22:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 22:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2021-12-06 22:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2021-12-06 22:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-06 22:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-06 22:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-06 22:05:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-06 22:05:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 22:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 22:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 22:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 22:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 22:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 22:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 22:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 22:05:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-06 22:05:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-06 22:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 22:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 22:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 22:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 22:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2021-12-06 22:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2021-12-06 22:05:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:05:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:05:25,018 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:05:25,019 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:05:25,208 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 22:05:25,352 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:05:25,359 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:05:25,359 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 22:05:25,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:05:25 BoogieIcfgContainer [2021-12-06 22:05:25,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:05:25,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 22:05:25,362 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 22:05:25,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 22:05:25,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 10:05:24" (1/3) ... [2021-12-06 22:05:25,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70b30210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:05:25, skipping insertion in model container [2021-12-06 22:05:25,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:24" (2/3) ... [2021-12-06 22:05:25,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70b30210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:05:25, skipping insertion in model container [2021-12-06 22:05:25,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:05:25" (3/3) ... [2021-12-06 22:05:25,367 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-12-06 22:05:25,370 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 22:05:25,370 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 22:05:25,405 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 22:05:25,409 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 [2021-12-06 22:05:25,410 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 22:05:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand has 192 states, 144 states have (on average 1.3680555555555556) internal successors, (197), 154 states have internal predecessors, (197), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-12-06 22:05:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-06 22:05:25,431 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:25,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:05:25,432 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:25,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:25,435 INFO L85 PathProgramCache]: Analyzing trace with hash -680376095, now seen corresponding path program 1 times [2021-12-06 22:05:25,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:05:25,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847643038] [2021-12-06 22:05:25,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:25,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:05:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:05:25,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:05:25,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847643038] [2021-12-06 22:05:25,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847643038] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:25,653 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:25,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:05:25,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414503188] [2021-12-06 22:05:25,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:25,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:05:25,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:05:25,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:05:25,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:25,680 INFO L87 Difference]: Start difference. First operand has 192 states, 144 states have (on average 1.3680555555555556) internal successors, (197), 154 states have internal predecessors, (197), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-12-06 22:05:25,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:25,756 INFO L93 Difference]: Finished difference Result 543 states and 753 transitions. [2021-12-06 22:05:25,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:05:25,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 16 [2021-12-06 22:05:25,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:25,768 INFO L225 Difference]: With dead ends: 543 [2021-12-06 22:05:25,768 INFO L226 Difference]: Without dead ends: 338 [2021-12-06 22:05:25,772 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 [2021-12-06 22:05:25,775 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 228 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 500 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 [2021-12-06 22:05:25,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 500 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:25,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2021-12-06 22:05:25,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 335. [2021-12-06 22:05:25,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 259 states have (on average 1.332046332046332) internal successors, (345), 264 states have internal predecessors, (345), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-06 22:05:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 443 transitions. [2021-12-06 22:05:25,830 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 443 transitions. Word has length 16 [2021-12-06 22:05:25,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:25,830 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 443 transitions. [2021-12-06 22:05:25,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-12-06 22:05:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 443 transitions. [2021-12-06 22:05:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-06 22:05:25,833 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:25,833 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] [2021-12-06 22:05:25,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 22:05:25,833 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:25,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:25,834 INFO L85 PathProgramCache]: Analyzing trace with hash 926225930, now seen corresponding path program 1 times [2021-12-06 22:05:25,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:05:25,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068033919] [2021-12-06 22:05:25,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:25,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:05:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:25,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 22:05:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:25,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 22:05:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:25,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:05:25,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:05:25,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068033919] [2021-12-06 22:05:25,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068033919] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:25,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:25,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 22:05:25,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784540116] [2021-12-06 22:05:25,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:25,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 22:05:25,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:05:25,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 22:05:25,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 22:05:25,946 INFO L87 Difference]: Start difference. First operand 335 states and 443 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:26,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:26,077 INFO L93 Difference]: Finished difference Result 353 states and 461 transitions. [2021-12-06 22:05:26,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 22:05:26,078 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-06 22:05:26,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:26,082 INFO L225 Difference]: With dead ends: 353 [2021-12-06 22:05:26,082 INFO L226 Difference]: Without dead ends: 348 [2021-12-06 22:05:26,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:05:26,084 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 271 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:26,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [283 Valid, 339 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 22:05:26,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-12-06 22:05:26,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 335. [2021-12-06 22:05:26,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 259 states have (on average 1.3281853281853282) internal successors, (344), 264 states have internal predecessors, (344), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-06 22:05:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 442 transitions. [2021-12-06 22:05:26,113 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 442 transitions. Word has length 32 [2021-12-06 22:05:26,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:26,113 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 442 transitions. [2021-12-06 22:05:26,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 442 transitions. [2021-12-06 22:05:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-06 22:05:26,115 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:26,115 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] [2021-12-06 22:05:26,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 22:05:26,116 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:26,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:26,116 INFO L85 PathProgramCache]: Analyzing trace with hash 983484232, now seen corresponding path program 1 times [2021-12-06 22:05:26,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:05:26,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43140708] [2021-12-06 22:05:26,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:26,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:05:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 22:05:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 22:05:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:05:26,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:05:26,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43140708] [2021-12-06 22:05:26,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43140708] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:26,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:26,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 22:05:26,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976655115] [2021-12-06 22:05:26,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:26,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 22:05:26,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:05:26,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 22:05:26,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 22:05:26,201 INFO L87 Difference]: Start difference. First operand 335 states and 442 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:26,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:26,309 INFO L93 Difference]: Finished difference Result 672 states and 902 transitions. [2021-12-06 22:05:26,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 22:05:26,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-06 22:05:26,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:26,313 INFO L225 Difference]: With dead ends: 672 [2021-12-06 22:05:26,314 INFO L226 Difference]: Without dead ends: 335 [2021-12-06 22:05:26,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:05:26,316 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 249 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:26,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 326 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 22:05:26,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2021-12-06 22:05:26,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 326. [2021-12-06 22:05:26,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 251 states have (on average 1.3227091633466135) internal successors, (332), 255 states have internal predecessors, (332), 49 states have call successors, (49), 26 states have call predecessors, (49), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-06 22:05:26,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 429 transitions. [2021-12-06 22:05:26,350 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 429 transitions. Word has length 32 [2021-12-06 22:05:26,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:26,350 INFO L470 AbstractCegarLoop]: Abstraction has 326 states and 429 transitions. [2021-12-06 22:05:26,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:26,350 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 429 transitions. [2021-12-06 22:05:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-06 22:05:26,353 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:26,353 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 22:05:26,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 22:05:26,353 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:26,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:26,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1303166475, now seen corresponding path program 1 times [2021-12-06 22:05:26,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:05:26,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364585567] [2021-12-06 22:05:26,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:26,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:05:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 22:05:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-06 22:05:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 22:05:26,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:05:26,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364585567] [2021-12-06 22:05:26,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364585567] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:26,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:26,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 22:05:26,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390028678] [2021-12-06 22:05:26,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:26,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 22:05:26,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:05:26,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 22:05:26,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 22:05:26,425 INFO L87 Difference]: Start difference. First operand 326 states and 429 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:26,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:26,615 INFO L93 Difference]: Finished difference Result 812 states and 1094 transitions. [2021-12-06 22:05:26,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 22:05:26,616 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2021-12-06 22:05:26,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:26,620 INFO L225 Difference]: With dead ends: 812 [2021-12-06 22:05:26,620 INFO L226 Difference]: Without dead ends: 489 [2021-12-06 22:05:26,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:05:26,622 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 161 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:26,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [175 Valid, 575 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 22:05:26,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2021-12-06 22:05:26,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 407. [2021-12-06 22:05:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 407 states, 322 states have (on average 1.3385093167701863) internal successors, (431), 326 states have internal predecessors, (431), 57 states have call successors, (57), 28 states have call predecessors, (57), 27 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2021-12-06 22:05:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 544 transitions. [2021-12-06 22:05:26,654 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 544 transitions. Word has length 39 [2021-12-06 22:05:26,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:26,655 INFO L470 AbstractCegarLoop]: Abstraction has 407 states and 544 transitions. [2021-12-06 22:05:26,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 544 transitions. [2021-12-06 22:05:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-12-06 22:05:26,659 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:26,659 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 22:05:26,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 22:05:26,660 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:26,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:26,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1902296280, now seen corresponding path program 1 times [2021-12-06 22:05:26,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:05:26,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556505935] [2021-12-06 22:05:26,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:26,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:05:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 22:05:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 22:05:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-06 22:05:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 22:05:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-06 22:05:26,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:05:26,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556505935] [2021-12-06 22:05:26,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556505935] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:05:26,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115767185] [2021-12-06 22:05:26,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:26,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:05:26,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:05:26,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:05:26,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 22:05:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:26,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-06 22:05:26,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:05:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-06 22:05:27,079 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:05:27,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115767185] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:27,079 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 22:05:27,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 8 [2021-12-06 22:05:27,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301436188] [2021-12-06 22:05:27,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:27,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 22:05:27,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:05:27,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 22:05:27,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-06 22:05:27,080 INFO L87 Difference]: Start difference. First operand 407 states and 544 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-06 22:05:27,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:27,120 INFO L93 Difference]: Finished difference Result 825 states and 1105 transitions. [2021-12-06 22:05:27,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 22:05:27,121 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 64 [2021-12-06 22:05:27,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:27,124 INFO L225 Difference]: With dead ends: 825 [2021-12-06 22:05:27,124 INFO L226 Difference]: Without dead ends: 421 [2021-12-06 22:05:27,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 69 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-06 22:05:27,126 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 5 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:27,126 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 1110 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:27,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-12-06 22:05:27,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 417. [2021-12-06 22:05:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 330 states have (on average 1.3303030303030303) internal successors, (439), 334 states have internal predecessors, (439), 57 states have call successors, (57), 28 states have call predecessors, (57), 29 states have return successors, (60), 58 states have call predecessors, (60), 56 states have call successors, (60) [2021-12-06 22:05:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 556 transitions. [2021-12-06 22:05:27,155 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 556 transitions. Word has length 64 [2021-12-06 22:05:27,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:27,156 INFO L470 AbstractCegarLoop]: Abstraction has 417 states and 556 transitions. [2021-12-06 22:05:27,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-06 22:05:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 556 transitions. [2021-12-06 22:05:27,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-06 22:05:27,158 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:27,158 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 22:05:27,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 22:05:27,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:05:27,360 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:27,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:27,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1864691340, now seen corresponding path program 1 times [2021-12-06 22:05:27,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:05:27,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931844387] [2021-12-06 22:05:27,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:05:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:05:27,501 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:05:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:05:27,568 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:05:27,568 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 22:05:27,569 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 22:05:27,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 22:05:27,572 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-12-06 22:05:27,575 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 22:05:27,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 10:05:27 BoogieIcfgContainer [2021-12-06 22:05:27,667 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 22:05:27,668 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 22:05:27,668 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 22:05:27,668 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 22:05:27,668 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:05:25" (3/4) ... [2021-12-06 22:05:27,670 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 22:05:27,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 22:05:27,671 INFO L158 Benchmark]: Toolchain (without parser) took 3622.79ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 86.2MB in the beginning and 63.8MB in the end (delta: 22.5MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2021-12-06 22:05:27,671 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 77.6MB. Free memory was 52.4MB in the beginning and 52.3MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:05:27,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.52ms. Allocated memory is still 109.1MB. Free memory was 86.0MB in the beginning and 72.0MB in the end (delta: 14.0MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-12-06 22:05:27,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.52ms. Allocated memory is still 109.1MB. Free memory was 72.0MB in the beginning and 67.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 22:05:27,672 INFO L158 Benchmark]: Boogie Preprocessor took 61.13ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 63.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 22:05:27,672 INFO L158 Benchmark]: RCFGBuilder took 610.89ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 55.4MB in the end (delta: 8.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-12-06 22:05:27,673 INFO L158 Benchmark]: TraceAbstraction took 2305.43ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 54.9MB in the beginning and 63.8MB in the end (delta: -8.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-12-06 22:05:27,673 INFO L158 Benchmark]: Witness Printer took 2.75ms. Allocated memory is still 151.0MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:05:27,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 77.6MB. Free memory was 52.4MB in the beginning and 52.3MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.52ms. Allocated memory is still 109.1MB. Free memory was 86.0MB in the beginning and 72.0MB in the end (delta: 14.0MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.52ms. Allocated memory is still 109.1MB. Free memory was 72.0MB in the beginning and 67.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.13ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 63.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 610.89ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 55.4MB in the end (delta: 8.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2305.43ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 54.9MB in the beginning and 63.8MB in the end (delta: -8.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Witness Printer took 2.75ms. Allocated memory is still 151.0MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2959, overapproximation of bitwiseOr at line 2678. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; [L3141] FCALL ldv_initialize() [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3168] COND TRUE ldv_state_variable_0 == 1 [L3169] CALL, EXPR iio_interrupt_trigger_driver_init() [L2971] int tmp ; [L2973] CALL, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3297] CALL, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3424] return __VERIFIER_nondet_int(); [L3297] RET, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3300] CALL ldv_platform_driver_init_2() [L3102] void *tmp ; [L3104] CALL, EXPR ldv_init_zalloc(1472UL) [L2726] void *p ; [L2727] void *tmp ; [L2729] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1472, __this_module={4294967296:4294967299}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=1472] [L2729] tmp = calloc(1UL, size) [L2730] p = tmp VAL [\old(size)=1472, __this_module={4294967296:4294967299}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L2731] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967296:4294967299}, cond=1, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2731] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1472, __this_module={4294967296:4294967299}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L2732] return (p); VAL [\old(size)=1472, \result={-18446744073709551617:0}, __this_module={4294967296:4294967299}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L3104] RET, EXPR ldv_init_zalloc(1472UL) [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp={-18446744073709551617:0}] [L3300] RET ldv_platform_driver_init_2() [L3301] return (ldv_func_res); VAL [\result=0, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_func_arg1={7:0}, ldv_func_arg1={7:0}, ldv_func_arg2={4294967296:4294967299}, ldv_func_arg2={4294967296:4294967299}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L2973] RET, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [\result=0, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L3169] RET, EXPR iio_interrupt_trigger_driver_init() [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3194] COND TRUE ldv_state_variable_2 == 1 VAL [__this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3195] CALL iio_interrupt_trigger_probe(iio_interrupt_trigger_driver_group1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2893] CALL, EXPR platform_get_resource(pdev, 1024U, 0U) [L3452] CALL, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551615:0}, probed_2=0, ref_cnt=0, size=56, tmp={-18446744073709551615:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, cond=1, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551615:0}, probed_2=0, ref_cnt=0, size=56, tmp={-18446744073709551615:0}, tmp___0=0] [L2703] return (p); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, \result={-18446744073709551615:0}, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551615:0}, probed_2=0, ref_cnt=0, size=56, tmp={-18446744073709551615:0}, tmp___0=0] [L3452] RET, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(arg1)=1024, \old(arg2)=0, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, arg0={-18446744073709551617:0}, arg0={-18446744073709551617:0}, arg1=1024, arg2=0, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(sizeof(struct resource))={-18446744073709551615:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] RET, EXPR platform_get_resource(pdev, 1024U, 0U) [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, iio_trigger_alloc("irqtrig%d", irq)={-8:9}, irq=-2, irq_res={-18446744073709551615:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0, trig={-8:9}] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2906] CALL, EXPR kzalloc(4UL, 208U) [L2676] void *tmp ; [L2678] CALL, EXPR kmalloc(size, flags | 32768U) [L2667] void *tmp___2 ; [L2669] CALL, EXPR __kmalloc(size, flags) [L2662] CALL, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___0=1] [L2662] RET, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \old(t)=2, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(size)={0:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, t=2] [L2662] return ldv_malloc(size); [L2669] RET, EXPR __kmalloc(size, flags) [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [\old(flags)=4294967298, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={4294967296:4294967299}, flags=4294967298, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___2={0:0}] [L2678] RET, EXPR kmalloc(size, flags | 32768U) [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [\old(flags)=208, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={4294967296:4294967299}, flags=208, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp={0:0}] [L2906] RET, EXPR kzalloc(4UL, 208U) [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, iio_trigger_alloc("irqtrig%d", irq)={-8:9}, irq=-2, irq_res={-18446744073709551615:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0, tmp={0:0}, trig={-8:9}, trig_info={0:0}] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, iio_trigger_alloc("irqtrig%d", irq)={-8:9}, irq=-2, irq_res={-18446744073709551615:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=-12, tmp={0:0}, trig={-8:9}, trig_info={0:0}] [L2935] CALL iio_trigger_put(trig) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] EXPR (trig->ops)->owner [L2850] CALL ldv_module_put_5((trig->ops)->owner) [L3247] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={11:-10}, probed_2=0, ref_cnt=0] [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={11:-10}, module={11:-10}, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={11:-10}, module={11:-10}, probed_2=0, ref_cnt=0] [L3389] CALL ldv_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967296:4294967299}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 193 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 947 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 914 mSDsluCounter, 2850 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1649 mSDsCounter, 172 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 227 IncrementalHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 172 mSolverCounterUnsat, 1201 mSDtfsCounter, 227 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 87 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=417occurred in iteration=5, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 111 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 317 NumberOfCodeBlocks, 317 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 241 ConstructedInterpolants, 0 QuantifiedInterpolants, 423 SizeOfPredicates, 4 NumberOfNonLiveVariables, 639 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 16/18 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-06 22:05:27,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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 c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:05:29,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:05:29,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:05:29,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:05:29,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:05:29,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:05:29,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:05:29,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:05:29,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:05:29,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:05:29,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:05:29,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:05:29,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:05:29,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:05:29,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:05:29,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:05:29,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:05:29,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:05:29,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:05:29,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:05:29,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:05:29,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:05:29,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:05:29,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:05:29,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:05:29,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:05:29,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:05:29,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:05:29,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:05:29,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:05:29,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:05:29,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:05:29,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:05:29,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:05:29,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:05:29,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:05:29,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:05:29,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:05:29,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:05:29,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:05:29,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:05:29,319 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-06 22:05:29,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:05:29,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:05:29,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:05:29,347 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:05:29,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:05:29,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:05:29,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:05:29,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:05:29,349 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:05:29,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:05:29,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:05:29,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:05:29,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:05:29,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:05:29,350 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 22:05:29,350 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 22:05:29,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 22:05:29,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:05:29,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:05:29,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:05:29,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:05:29,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 22:05:29,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 22:05:29,352 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:05:29,352 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:05:29,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:05:29,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:05:29,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 22:05:29,352 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2021-12-06 22:05:29,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:05:29,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:05:29,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:05:29,623 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:05:29,624 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:05:29,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-12-06 22:05:29,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/eff744f58/63cdc6af3f1d4410a8b41b2129f94c54/FLAGae95f71dc [2021-12-06 22:05:30,196 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:05:30,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-12-06 22:05:30,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/eff744f58/63cdc6af3f1d4410a8b41b2129f94c54/FLAGae95f71dc [2021-12-06 22:05:30,648 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/data/eff744f58/63cdc6af3f1d4410a8b41b2129f94c54 [2021-12-06 22:05:30,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:05:30,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:05:30,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:05:30,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:05:30,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:05:30,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:05:30" (1/1) ... [2021-12-06 22:05:30,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0d4e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:30, skipping insertion in model container [2021-12-06 22:05:30,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:05:30" (1/1) ... [2021-12-06 22:05:30,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:05:30,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:05:31,086 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-12-06 22:05:31,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:05:31,122 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-06 22:05:31,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:05:31,219 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-12-06 22:05:31,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:05:31,229 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:05:31,299 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_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-12-06 22:05:31,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:05:31,327 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:05:31,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31 WrapperNode [2021-12-06 22:05:31,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:05:31,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:05:31,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:05:31,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:05:31,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,392 INFO L137 Inliner]: procedures = 93, calls = 127, calls flagged for inlining = 39, calls inlined = 34, statements flattened = 518 [2021-12-06 22:05:31,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:05:31,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:05:31,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:05:31,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:05:31,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:05:31,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:05:31,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:05:31,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:05:31,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (1/1) ... [2021-12-06 22:05:31,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:05:31,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:05:31,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 22:05:31,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 22:05:31,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 22:05:31,514 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-06 22:05:31,514 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-06 22:05:31,514 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2021-12-06 22:05:31,515 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-06 22:05:31,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 22:05:31,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 22:05:31,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 22:05:31,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 22:05:31,515 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2021-12-06 22:05:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-06 22:05:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-06 22:05:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 22:05:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 22:05:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-06 22:05:31,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 22:05:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 22:05:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-06 22:05:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-06 22:05:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 22:05:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 22:05:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 22:05:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2021-12-06 22:05:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2021-12-06 22:05:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:05:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:05:31,696 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:05:31,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:05:31,964 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 22:05:32,187 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:05:32,195 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:05:32,196 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 22:05:32,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:05:32 BoogieIcfgContainer [2021-12-06 22:05:32,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:05:32,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 22:05:32,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 22:05:32,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 22:05:32,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 10:05:30" (1/3) ... [2021-12-06 22:05:32,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322824d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:05:32, skipping insertion in model container [2021-12-06 22:05:32,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:05:31" (2/3) ... [2021-12-06 22:05:32,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322824d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:05:32, skipping insertion in model container [2021-12-06 22:05:32,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:05:32" (3/3) ... [2021-12-06 22:05:32,206 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-12-06 22:05:32,211 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 22:05:32,211 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 22:05:32,261 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 22:05:32,268 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 [2021-12-06 22:05:32,268 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 22:05:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 192 states, 144 states have (on average 1.3680555555555556) internal successors, (197), 154 states have internal predecessors, (197), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-12-06 22:05:32,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-06 22:05:32,295 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:32,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:05:32,295 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:32,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:32,299 INFO L85 PathProgramCache]: Analyzing trace with hash -680376095, now seen corresponding path program 1 times [2021-12-06 22:05:32,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 22:05:32,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [178658781] [2021-12-06 22:05:32,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:32,310 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 22:05:32,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 22:05:32,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 22:05:32,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-06 22:05:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:32,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:05:32,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:05:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:05:32,487 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:05:32,488 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 22:05:32,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [178658781] [2021-12-06 22:05:32,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [178658781] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:32,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:32,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:05:32,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403885417] [2021-12-06 22:05:32,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:32,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:05:32,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 22:05:32,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:05:32,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:32,521 INFO L87 Difference]: Start difference. First operand has 192 states, 144 states have (on average 1.3680555555555556) internal successors, (197), 154 states have internal predecessors, (197), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-12-06 22:05:32,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:32,622 INFO L93 Difference]: Finished difference Result 543 states and 753 transitions. [2021-12-06 22:05:32,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:05:32,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 16 [2021-12-06 22:05:32,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:32,634 INFO L225 Difference]: With dead ends: 543 [2021-12-06 22:05:32,634 INFO L226 Difference]: Without dead ends: 338 [2021-12-06 22:05:32,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:32,641 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 228 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 500 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 [2021-12-06 22:05:32,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 500 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:32,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2021-12-06 22:05:32,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 335. [2021-12-06 22:05:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 259 states have (on average 1.332046332046332) internal successors, (345), 264 states have internal predecessors, (345), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-06 22:05:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 443 transitions. [2021-12-06 22:05:32,705 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 443 transitions. Word has length 16 [2021-12-06 22:05:32,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:32,705 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 443 transitions. [2021-12-06 22:05:32,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-12-06 22:05:32,705 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 443 transitions. [2021-12-06 22:05:32,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-06 22:05:32,708 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:32,708 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] [2021-12-06 22:05:32,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-06 22:05:32,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 22:05:32,910 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:32,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:32,912 INFO L85 PathProgramCache]: Analyzing trace with hash 926225930, now seen corresponding path program 1 times [2021-12-06 22:05:32,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 22:05:32,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1099963197] [2021-12-06 22:05:32,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:32,914 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 22:05:32,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 22:05:32,917 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 22:05:32,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-06 22:05:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:33,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:05:33,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:05:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:05:33,244 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:05:33,244 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 22:05:33,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1099963197] [2021-12-06 22:05:33,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1099963197] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:33,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:33,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:05:33,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996022814] [2021-12-06 22:05:33,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:33,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:05:33,246 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 22:05:33,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:05:33,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:33,247 INFO L87 Difference]: Start difference. First operand 335 states and 443 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:33,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:33,317 INFO L93 Difference]: Finished difference Result 345 states and 451 transitions. [2021-12-06 22:05:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:05:33,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-06 22:05:33,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:33,321 INFO L225 Difference]: With dead ends: 345 [2021-12-06 22:05:33,321 INFO L226 Difference]: Without dead ends: 340 [2021-12-06 22:05:33,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:33,323 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 231 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:33,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [231 Valid, 243 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:33,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2021-12-06 22:05:33,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 335. [2021-12-06 22:05:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 259 states have (on average 1.3281853281853282) internal successors, (344), 264 states have internal predecessors, (344), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-06 22:05:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 442 transitions. [2021-12-06 22:05:33,364 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 442 transitions. Word has length 32 [2021-12-06 22:05:33,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:33,364 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 442 transitions. [2021-12-06 22:05:33,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:33,365 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 442 transitions. [2021-12-06 22:05:33,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-06 22:05:33,367 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:33,368 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] [2021-12-06 22:05:33,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-06 22:05:33,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 22:05:33,568 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:33,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:33,569 INFO L85 PathProgramCache]: Analyzing trace with hash 983484232, now seen corresponding path program 1 times [2021-12-06 22:05:33,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 22:05:33,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856716653] [2021-12-06 22:05:33,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:33,570 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 22:05:33,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 22:05:33,571 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 22:05:33,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-06 22:05:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:33,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:05:33,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:05:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:05:33,760 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:05:33,760 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 22:05:33,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856716653] [2021-12-06 22:05:33,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856716653] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:33,761 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:33,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:05:33,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203979853] [2021-12-06 22:05:33,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:33,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:05:33,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 22:05:33,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:05:33,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:33,763 INFO L87 Difference]: Start difference. First operand 335 states and 442 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:33,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:33,797 INFO L93 Difference]: Finished difference Result 664 states and 890 transitions. [2021-12-06 22:05:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:05:33,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-06 22:05:33,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:33,801 INFO L225 Difference]: With dead ends: 664 [2021-12-06 22:05:33,801 INFO L226 Difference]: Without dead ends: 327 [2021-12-06 22:05:33,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:33,803 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 203 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:33,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [203 Valid, 231 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:33,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2021-12-06 22:05:33,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 326. [2021-12-06 22:05:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 251 states have (on average 1.3227091633466135) internal successors, (332), 255 states have internal predecessors, (332), 49 states have call successors, (49), 26 states have call predecessors, (49), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-12-06 22:05:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 429 transitions. [2021-12-06 22:05:33,840 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 429 transitions. Word has length 32 [2021-12-06 22:05:33,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:33,840 INFO L470 AbstractCegarLoop]: Abstraction has 326 states and 429 transitions. [2021-12-06 22:05:33,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:33,841 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 429 transitions. [2021-12-06 22:05:33,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-06 22:05:33,843 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:33,843 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 22:05:33,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-06 22:05:34,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 22:05:34,045 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:34,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:34,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1303166475, now seen corresponding path program 1 times [2021-12-06 22:05:34,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 22:05:34,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1948726649] [2021-12-06 22:05:34,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:34,052 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 22:05:34,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 22:05:34,055 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 22:05:34,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-06 22:05:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:34,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:05:34,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:05:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 22:05:34,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:05:34,382 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 22:05:34,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1948726649] [2021-12-06 22:05:34,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1948726649] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:34,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:34,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:05:34,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160675599] [2021-12-06 22:05:34,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:34,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:05:34,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 22:05:34,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:05:34,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:34,384 INFO L87 Difference]: Start difference. First operand 326 states and 429 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:34,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:34,447 INFO L93 Difference]: Finished difference Result 732 states and 974 transitions. [2021-12-06 22:05:34,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:05:34,448 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2021-12-06 22:05:34,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:34,450 INFO L225 Difference]: With dead ends: 732 [2021-12-06 22:05:34,450 INFO L226 Difference]: Without dead ends: 409 [2021-12-06 22:05:34,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:05:34,453 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 56 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:34,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 442 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:34,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2021-12-06 22:05:34,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 407. [2021-12-06 22:05:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 407 states, 322 states have (on average 1.3385093167701863) internal successors, (431), 326 states have internal predecessors, (431), 57 states have call successors, (57), 28 states have call predecessors, (57), 27 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2021-12-06 22:05:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 544 transitions. [2021-12-06 22:05:34,493 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 544 transitions. Word has length 39 [2021-12-06 22:05:34,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:34,493 INFO L470 AbstractCegarLoop]: Abstraction has 407 states and 544 transitions. [2021-12-06 22:05:34,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 22:05:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 544 transitions. [2021-12-06 22:05:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-12-06 22:05:34,498 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:34,498 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 22:05:34,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-12-06 22:05:34,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 22:05:34,700 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:34,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:34,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1902296280, now seen corresponding path program 1 times [2021-12-06 22:05:34,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 22:05:34,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703266971] [2021-12-06 22:05:34,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:34,703 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 22:05:34,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 22:05:34,706 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 22:05:34,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-06 22:05:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:05:35,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 22:05:35,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:05:35,142 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-06 22:05:35,142 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:05:35,142 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 22:05:35,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703266971] [2021-12-06 22:05:35,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703266971] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:05:35,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:05:35,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 22:05:35,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598131916] [2021-12-06 22:05:35,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:05:35,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 22:05:35,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 22:05:35,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 22:05:35,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:05:35,144 INFO L87 Difference]: Start difference. First operand 407 states and 544 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-06 22:05:35,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:05:35,204 INFO L93 Difference]: Finished difference Result 825 states and 1105 transitions. [2021-12-06 22:05:35,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 22:05:35,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 64 [2021-12-06 22:05:35,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:05:35,209 INFO L225 Difference]: With dead ends: 825 [2021-12-06 22:05:35,209 INFO L226 Difference]: Without dead ends: 421 [2021-12-06 22:05:35,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-06 22:05:35,211 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 5 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:05:35,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 1110 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 22:05:35,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-12-06 22:05:35,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 417. [2021-12-06 22:05:35,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 330 states have (on average 1.3303030303030303) internal successors, (439), 334 states have internal predecessors, (439), 57 states have call successors, (57), 28 states have call predecessors, (57), 29 states have return successors, (60), 58 states have call predecessors, (60), 56 states have call successors, (60) [2021-12-06 22:05:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 556 transitions. [2021-12-06 22:05:35,237 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 556 transitions. Word has length 64 [2021-12-06 22:05:35,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:05:35,237 INFO L470 AbstractCegarLoop]: Abstraction has 417 states and 556 transitions. [2021-12-06 22:05:35,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-06 22:05:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 556 transitions. [2021-12-06 22:05:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-06 22:05:35,240 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:05:35,240 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 22:05:35,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-12-06 22:05:35,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 22:05:35,442 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:05:35,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:05:35,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1864691340, now seen corresponding path program 1 times [2021-12-06 22:05:35,446 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 22:05:35,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360904109] [2021-12-06 22:05:35,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:05:35,448 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 22:05:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 22:05:35,451 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 22:05:35,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-06 22:05:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:05:35,798 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:05:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:05:36,160 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-12-06 22:05:36,161 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 22:05:36,161 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 22:05:36,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-06 22:05:36,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 22:05:36,373 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-12-06 22:05:36,381 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 22:05:36,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 10:05:36 BoogieIcfgContainer [2021-12-06 22:05:36,527 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 22:05:36,527 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 22:05:36,527 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 22:05:36,527 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 22:05:36,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:05:32" (3/4) ... [2021-12-06 22:05:36,529 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 22:05:36,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 22:05:36,530 INFO L158 Benchmark]: Toolchain (without parser) took 5878.65ms. Allocated memory was 69.2MB in the beginning and 125.8MB in the end (delta: 56.6MB). Free memory was 44.8MB in the beginning and 41.3MB in the end (delta: 3.5MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2021-12-06 22:05:36,530 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:05:36,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.24ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 44.7MB in the beginning and 45.4MB in the end (delta: -724.6kB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-12-06 22:05:36,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.97ms. Allocated memory is still 86.0MB. Free memory was 45.4MB in the beginning and 41.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 22:05:36,531 INFO L158 Benchmark]: Boogie Preprocessor took 58.52ms. Allocated memory is still 86.0MB. Free memory was 41.2MB in the beginning and 36.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 22:05:36,531 INFO L158 Benchmark]: RCFGBuilder took 745.34ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 36.6MB in the beginning and 64.2MB in the end (delta: -27.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-12-06 22:05:36,531 INFO L158 Benchmark]: TraceAbstraction took 4326.81ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 41.3MB in the end (delta: 22.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2021-12-06 22:05:36,532 INFO L158 Benchmark]: Witness Printer took 2.59ms. Allocated memory is still 125.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:05:36,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.24ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 44.7MB in the beginning and 45.4MB in the end (delta: -724.6kB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.97ms. Allocated memory is still 86.0MB. Free memory was 45.4MB in the beginning and 41.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.52ms. Allocated memory is still 86.0MB. Free memory was 41.2MB in the beginning and 36.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 745.34ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 36.6MB in the beginning and 64.2MB in the end (delta: -27.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4326.81ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 41.3MB in the end (delta: 22.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Witness Printer took 2.59ms. Allocated memory is still 125.8MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2900. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; [L3141] FCALL ldv_initialize() [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3168] COND TRUE ldv_state_variable_0 == 1 [L3169] CALL, EXPR iio_interrupt_trigger_driver_init() [L2971] int tmp ; [L2973] CALL, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3297] CALL, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3424] return __VERIFIER_nondet_int(); [L3297] RET, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3300] CALL ldv_platform_driver_init_2() [L3102] void *tmp ; [L3104] CALL, EXPR ldv_init_zalloc(1472UL) [L2726] void *p ; [L2727] void *tmp ; [L2729] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1472, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=1472] [L2729] tmp = calloc(1UL, size) [L2730] p = tmp VAL [\old(size)=1472, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={15:0}, probed_2=0, ref_cnt=0, size=1472, tmp={15:0}] [L2731] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cond=1, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2731] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1472, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={15:0}, probed_2=0, ref_cnt=0, size=1472, tmp={15:0}] [L2732] return (p); VAL [\old(size)=1472, \result={15:0}, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={15:0}, probed_2=0, ref_cnt=0, size=1472, tmp={15:0}] [L3104] RET, EXPR ldv_init_zalloc(1472UL) [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp={15:0}] [L3300] RET ldv_platform_driver_init_2() [L3301] return (ldv_func_res); VAL [\result=0, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, ldv_func_arg1={7:0}, ldv_func_arg1={7:0}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L2973] RET, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [\result=0, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L3169] RET, EXPR iio_interrupt_trigger_driver_init() [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3194] COND TRUE ldv_state_variable_2 == 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3195] CALL iio_interrupt_trigger_probe(iio_interrupt_trigger_driver_group1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2893] CALL, EXPR platform_get_resource(pdev, 1024U, 0U) [L3452] CALL, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={17:0}, probed_2=0, ref_cnt=0, size=56, tmp={17:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, cond=1, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={17:0}, probed_2=0, ref_cnt=0, size=56, tmp={17:0}, tmp___0=0] [L2703] return (p); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, \result={17:0}, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={17:0}, probed_2=0, ref_cnt=0, size=56, tmp={17:0}, tmp___0=0] [L3452] RET, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(arg1)=null, \old(arg2)=null, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, arg0={15:0}, arg0={15:0}, arg1=null, arg2=null, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(sizeof(struct resource))={17:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] RET, EXPR platform_get_resource(pdev, 1024U, 0U) [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, iio_trigger_alloc("irqtrig%d", irq)={-9223372036854775808:0}, irq=0, irq_res={17:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={15:0}, pdev={15:0}, probed_2=0, ref_cnt=0, ret=0, trig={-9223372036854775808:0}] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2906] CALL, EXPR kzalloc(4UL, 208U) [L2676] void *tmp ; [L2678] CALL, EXPR kmalloc(size, flags | 32768U) [L2667] void *tmp___2 ; [L2669] CALL, EXPR __kmalloc(size, flags) [L2662] CALL, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___0=2147483648] [L2662] RET, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \old(t)=32976, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(size)={0:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, t=32976] [L2662] return ldv_malloc(size); [L2669] RET, EXPR __kmalloc(size, flags) [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [\old(flags)=32976, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, flags=32976, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___2={0:0}] [L2678] RET, EXPR kmalloc(size, flags | 32768U) [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [\old(flags)=208, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, flags=208, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp={0:0}] [L2906] RET, EXPR kzalloc(4UL, 208U) [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, iio_trigger_alloc("irqtrig%d", irq)={-9223372036854775808:0}, irq=0, irq_res={17:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={15:0}, pdev={15:0}, probed_2=0, ref_cnt=0, ret=0, tmp={0:0}, trig={-9223372036854775808:0}, trig_info={0:0}] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, iio_trigger_alloc("irqtrig%d", irq)={-9223372036854775808:0}, irq=0, irq_res={17:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={15:0}, pdev={15:0}, probed_2=0, ref_cnt=0, ret=4294967284, tmp={0:0}, trig={-9223372036854775808:0}, trig_info={0:0}] [L2935] CALL iio_trigger_put(trig) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] EXPR (trig->ops)->owner [L2850] CALL ldv_module_put_5((trig->ops)->owner) [L3247] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={0:-9223372036854775808}, probed_2=0, ref_cnt=0] [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, probed_2=0, ref_cnt=0] [L3389] CALL ldv_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={6:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 193 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 723 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 723 mSDsluCounter, 2526 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1328 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 1198 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=417occurred in iteration=5, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 15 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 290 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1152 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 11/11 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-06 22:05:36,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c9bc72-921f-4378-af0f-7cc6ff38ffd1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample