./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ --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 265e49c3377c52c97dc3fc0a083b7daee63958176975b73f1e1d54651892cb04 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:22:04,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:22:04,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:22:04,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:22:04,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:22:04,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:22:04,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:22:04,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:22:04,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:22:04,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:22:04,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:22:04,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:22:04,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:22:04,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:22:04,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:22:04,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:22:04,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:22:04,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:22:04,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:22:04,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:22:04,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:22:04,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:22:04,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:22:04,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:22:04,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:22:04,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:22:04,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:22:04,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:22:04,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:22:04,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:22:04,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:22:04,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:22:04,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:22:04,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:22:04,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:22:04,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:22:04,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:22:04,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:22:04,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:22:04,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:22:04,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:22:04,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:22:04,817 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:22:04,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:22:04,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:22:04,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:22:04,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:22:04,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:22:04,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:22:04,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:22:04,830 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:22:04,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:22:04,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:22:04,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:22:04,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:22:04,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:22:04,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:22:04,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:22:04,833 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:22:04,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:22:04,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:22:04,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:22:04,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:22:04,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:22:04,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:22:04,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:22:04,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:22:04,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:22:04,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:22:04,837 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:22:04,837 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:22:04,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:22:04,838 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_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 265e49c3377c52c97dc3fc0a083b7daee63958176975b73f1e1d54651892cb04 [2022-10-17 10:22:05,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:22:05,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:22:05,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:22:05,137 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:22:05,138 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:22:05,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2022-10-17 10:22:05,209 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/data/fce8a46b2/f641650d899d4848921c6e366bb3ffec/FLAG3e29ab441 [2022-10-17 10:22:06,311 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:22:06,311 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2022-10-17 10:22:06,353 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/data/fce8a46b2/f641650d899d4848921c6e366bb3ffec/FLAG3e29ab441 [2022-10-17 10:22:06,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/data/fce8a46b2/f641650d899d4848921c6e366bb3ffec [2022-10-17 10:22:06,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:22:06,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:22:06,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:22:06,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:22:06,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:22:06,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:22:06" (1/1) ... [2022-10-17 10:22:06,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442be2ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:06, skipping insertion in model container [2022-10-17 10:22:06,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:22:06" (1/1) ... [2022-10-17 10:22:06,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:22:06,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:22:10,416 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[372884,372897] [2022-10-17 10:22:10,419 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373053,373066] [2022-10-17 10:22:10,420 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373220,373233] [2022-10-17 10:22:10,420 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373388,373401] [2022-10-17 10:22:10,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:22:10,466 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:22:10,973 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[372884,372897] [2022-10-17 10:22:10,974 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373053,373066] [2022-10-17 10:22:10,975 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373220,373233] [2022-10-17 10:22:10,976 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_b470a6e0-24eb-490f-a35d-46093c973a4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373388,373401] [2022-10-17 10:22:10,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:22:11,204 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:22:11,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11 WrapperNode [2022-10-17 10:22:11,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:22:11,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:22:11,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:22:11,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:22:11,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:11,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:11,728 INFO L138 Inliner]: procedures = 411, calls = 2781, calls flagged for inlining = 214, calls inlined = 198, statements flattened = 6539 [2022-10-17 10:22:11,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:22:11,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:22:11,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:22:11,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:22:11,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:11,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:11,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:11,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:12,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:12,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:12,113 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:12,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:12,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:22:12,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:22:12,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:22:12,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:22:12,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (1/1) ... [2022-10-17 10:22:12,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:22:12,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:22:12,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:22:12,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b470a6e0-24eb-490f-a35d-46093c973a4b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:22:12,353 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_set_bssid [2022-10-17 10:22:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_set_bssid [2022-10-17 10:22:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_start [2022-10-17 10:22:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_start [2022-10-17 10:22:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 10:22:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 10:22:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:22:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:22:12,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:22:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:22:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 10:22:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 10:22:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:22:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:22:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-10-17 10:22:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-10-17 10:22:12,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-17 10:22:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-17 10:22:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_al2210l [2022-10-17 10:22:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_al2210l [2022-10-17 10:22:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:22:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:22:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-17 10:22:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-17 10:22:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:22:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:22:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_adm8211_priv [2022-10-17 10:22:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_adm8211_priv [2022-10-17 10:22:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-17 10:22:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-17 10:22:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:22:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 10:22:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 10:22:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_set_channel [2022-10-17 10:22:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_set_channel [2022-10-17 10:22:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:22:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:22:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:22:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:22:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:22:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:22:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_sram [2022-10-17 10:22:12,359 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_sram [2022-10-17 10:22:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:22:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:22:12,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:22:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:22:12,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:22:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:22:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:22:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:22:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:22:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-10-17 10:22:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-10-17 10:22:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-17 10:22:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-17 10:22:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:22:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:22:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 10:22:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 10:22:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:22:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:22:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:22:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 10:22:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 10:22:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:22:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-10-17 10:22:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-10-17 10:22:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_max2820 [2022-10-17 10:22:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_max2820 [2022-10-17 10:22:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:22:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:22:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_bbp [2022-10-17 10:22:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_bbp [2022-10-17 10:22:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:22:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:22:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:22:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:22:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:22:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 10:22:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 10:22:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:22:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:22:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 10:22:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 10:22:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_stop [2022-10-17 10:22:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_stop [2022-10-17 10:22:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-10-17 10:22:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-10-17 10:22:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:22:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:22:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:22:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:22:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:22:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:22:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:22:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:22:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-10-17 10:22:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-10-17 10:22:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 10:22:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 10:22:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2022-10-17 10:22:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2022-10-17 10:22:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-10-17 10:22:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-10-17 10:22:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-17 10:22:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-17 10:22:12,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:22:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:22:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 10:22:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 10:22:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:22:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:22:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_resume [2022-10-17 10:22:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_resume [2022-10-17 10:22:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:22:12,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:22:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:22:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_adm8211_priv [2022-10-17 10:22:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_adm8211_priv [2022-10-17 10:22:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_remove [2022-10-17 10:22:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_remove [2022-10-17 10:22:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_update_mode [2022-10-17 10:22:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_update_mode [2022-10-17 10:22:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:22:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:22:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:22:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-10-17 10:22:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-10-17 10:22:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-10-17 10:22:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-10-17 10:22:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:22:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:22:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_rfmd2958 [2022-10-17 10:22:12,369 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_rfmd2958 [2022-10-17 10:22:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_rfmd2948 [2022-10-17 10:22:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_rfmd2948 [2022-10-17 10:22:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-10-17 10:22:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-10-17 10:22:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:22:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:22:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-17 10:22:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-17 10:22:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-17 10:22:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-17 10:22:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:22:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:22:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:22:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-10-17 10:22:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-10-17 10:22:13,680 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:22:13,695 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:22:15,739 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:22:27,193 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:22:27,329 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:22:27,359 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:22:27,359 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:22:27,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:22:27 BoogieIcfgContainer [2022-10-17 10:22:27,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:22:27,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:22:27,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:22:27,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:22:27,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:22:06" (1/3) ... [2022-10-17 10:22:27,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56244b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:22:27, skipping insertion in model container [2022-10-17 10:22:27,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:11" (2/3) ... [2022-10-17 10:22:27,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56244b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:22:27, skipping insertion in model container [2022-10-17 10:22:27,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:22:27" (3/3) ... [2022-10-17 10:22:27,376 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2022-10-17 10:22:27,398 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:22:27,398 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-10-17 10:22:27,543 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:22:27,556 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4589f714, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:22:27,557 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-10-17 10:22:27,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 2370 states, 1695 states have (on average 1.367551622418879) internal successors, (2318), 1715 states have internal predecessors, (2318), 606 states have call successors, (606), 67 states have call predecessors, (606), 66 states have return successors, (601), 597 states have call predecessors, (601), 601 states have call successors, (601) [2022-10-17 10:22:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 10:22:27,604 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:22:27,605 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:22:27,605 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-10-17 10:22:27,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:27,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1726749119, now seen corresponding path program 1 times [2022-10-17 10:22:27,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:27,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719491205] [2022-10-17 10:22:27,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:27,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:22:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:22:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:22:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:22:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:22:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:22:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:22:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:22:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-17 10:22:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-17 10:22:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:22:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-17 10:22:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:22:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-10-17 10:22:28,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:22:28,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719491205] [2022-10-17 10:22:28,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719491205] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:22:28,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:22:28,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:22:28,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941487210] [2022-10-17 10:22:28,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:22:28,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:22:28,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:22:28,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:22:28,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:22:29,007 INFO L87 Difference]: Start difference. First operand has 2370 states, 1695 states have (on average 1.367551622418879) internal successors, (2318), 1715 states have internal predecessors, (2318), 606 states have call successors, (606), 67 states have call predecessors, (606), 66 states have return successors, (601), 597 states have call predecessors, (601), 601 states have call successors, (601) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-17 10:22:31,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []