./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/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 429546fed7ce98cca10b6fee2111fe4d858ea336d514969d68b4b69efba17a4e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 23:32:06,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 23:32:06,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 23:32:06,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 23:32:06,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 23:32:06,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 23:32:06,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 23:32:06,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 23:32:06,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 23:32:06,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 23:32:06,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 23:32:06,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 23:32:06,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 23:32:06,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 23:32:06,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 23:32:06,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 23:32:06,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 23:32:06,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 23:32:06,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 23:32:06,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 23:32:06,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 23:32:06,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 23:32:06,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 23:32:06,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 23:32:06,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 23:32:06,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 23:32:06,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 23:32:06,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 23:32:06,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 23:32:06,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 23:32:06,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 23:32:06,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 23:32:06,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 23:32:06,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 23:32:06,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 23:32:06,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 23:32:06,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 23:32:06,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 23:32:06,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 23:32:06,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 23:32:06,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 23:32:06,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 23:32:06,317 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 23:32:06,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 23:32:06,318 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 23:32:06,318 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 23:32:06,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 23:32:06,319 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 23:32:06,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 23:32:06,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 23:32:06,319 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 23:32:06,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 23:32:06,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 23:32:06,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 23:32:06,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 23:32:06,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 23:32:06,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 23:32:06,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 23:32:06,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 23:32:06,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 23:32:06,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 23:32:06,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 23:32:06,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 23:32:06,322 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 23:32:06,322 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 23:32:06,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 23:32:06,322 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 23:32:06,322 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 429546fed7ce98cca10b6fee2111fe4d858ea336d514969d68b4b69efba17a4e [2021-12-06 23:32:06,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 23:32:06,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 23:32:06,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 23:32:06,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 23:32:06,510 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 23:32:06,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-12-06 23:32:06,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/data/e8afe512b/21c9cec7c2844bf6b6ea89abd2680962/FLAG4819bd1a1 [2021-12-06 23:32:07,284 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 23:32:07,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-12-06 23:32:07,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/data/e8afe512b/21c9cec7c2844bf6b6ea89abd2680962/FLAG4819bd1a1 [2021-12-06 23:32:07,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/data/e8afe512b/21c9cec7c2844bf6b6ea89abd2680962 [2021-12-06 23:32:07,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 23:32:07,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 23:32:07,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 23:32:07,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 23:32:07,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 23:32:07,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:32:07" (1/1) ... [2021-12-06 23:32:07,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727b5148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:07, skipping insertion in model container [2021-12-06 23:32:07,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:32:07" (1/1) ... [2021-12-06 23:32:07,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 23:32:07,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 23:32:11,540 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549278,549291] [2021-12-06 23:32:11,542 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549444,549457] [2021-12-06 23:32:11,543 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549608,549621] [2021-12-06 23:32:11,543 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549773,549786] [2021-12-06 23:32:11,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:32:11,632 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 23:32:12,055 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549278,549291] [2021-12-06 23:32:12,056 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549444,549457] [2021-12-06 23:32:12,056 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549608,549621] [2021-12-06 23:32:12,056 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_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i[549773,549786] [2021-12-06 23:32:12,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:32:12,333 INFO L208 MainTranslator]: Completed translation [2021-12-06 23:32:12,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12 WrapperNode [2021-12-06 23:32:12,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 23:32:12,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 23:32:12,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 23:32:12,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 23:32:12,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:12,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:12,694 INFO L137 Inliner]: procedures = 606, calls = 5908, calls flagged for inlining = 318, calls inlined = 304, statements flattened = 12720 [2021-12-06 23:32:12,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 23:32:12,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 23:32:12,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 23:32:12,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 23:32:12,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:12,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:12,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:12,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:13,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:13,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:13,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:13,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 23:32:13,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 23:32:13,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 23:32:13,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 23:32:13,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (1/1) ... [2021-12-06 23:32:13,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 23:32:13,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:32:13,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 23:32:13,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07cc1983-35c6-4ae9-9841-c1ed4c5e29d2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 23:32:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2021-12-06 23:32:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2021-12-06 23:32:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nway_reset [2021-12-06 23:32:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nway_reset [2021-12-06 23:32:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-06 23:32:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-06 23:32:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2021-12-06 23:32:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2021-12-06 23:32:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2021-12-06 23:32:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-06 23:32:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 23:32:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-06 23:32:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-06 23:32:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-06 23:32:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 23:32:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 23:32:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2021-12-06 23:32:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2021-12-06 23:32:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 23:32:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 23:32:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 23:32:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 23:32:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2021-12-06 23:32:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2021-12-06 23:32:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2021-12-06 23:32:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2021-12-06 23:32:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-06 23:32:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-06 23:32:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 23:32:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 23:32:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-06 23:32:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-06 23:32:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 23:32:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 23:32:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2021-12-06 23:32:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2021-12-06 23:32:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2021-12-06 23:32:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2021-12-06 23:32:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2021-12-06 23:32:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2021-12-06 23:32:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-06 23:32:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-06 23:32:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 23:32:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 23:32:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2021-12-06 23:32:13,247 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2021-12-06 23:32:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2021-12-06 23:32:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2021-12-06 23:32:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-06 23:32:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-06 23:32:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-06 23:32:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-06 23:32:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2021-12-06 23:32:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2021-12-06 23:32:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 23:32:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 23:32:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2021-12-06 23:32:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2021-12-06 23:32:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 23:32:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 23:32:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 23:32:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 23:32:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 23:32:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 23:32:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-06 23:32:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-06 23:32:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 23:32:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 23:32:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-06 23:32:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-06 23:32:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2021-12-06 23:32:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2021-12-06 23:32:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 23:32:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-06 23:32:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-06 23:32:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2021-12-06 23:32:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2021-12-06 23:32:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2021-12-06 23:32:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2021-12-06 23:32:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-06 23:32:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-06 23:32:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-06 23:32:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-06 23:32:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 23:32:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 23:32:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 23:32:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 23:32:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 23:32:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 23:32:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-06 23:32:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-06 23:32:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2021-12-06 23:32:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2021-12-06 23:32:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 23:32:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-06 23:32:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-06 23:32:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 23:32:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 23:32:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 23:32:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 23:32:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2021-12-06 23:32:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2021-12-06 23:32:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 23:32:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-06 23:32:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-06 23:32:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 23:32:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 23:32:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 23:32:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 23:32:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 23:32:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_forcedeth_pci_driver_exit_20_2 [2021-12-06 23:32:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_forcedeth_pci_driver_exit_20_2 [2021-12-06 23:32:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-06 23:32:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-06 23:32:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-06 23:32:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-06 23:32:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-06 23:32:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-06 23:32:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2021-12-06 23:32:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2021-12-06 23:32:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2021-12-06 23:32:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2021-12-06 23:32:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-06 23:32:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-06 23:32:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-06 23:32:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-06 23:32:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2021-12-06 23:32:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2021-12-06 23:32:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2021-12-06 23:32:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2021-12-06 23:32:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2021-12-06 23:32:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2021-12-06 23:32:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2021-12-06 23:32:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2021-12-06 23:32:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 23:32:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-06 23:32:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-06 23:32:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-06 23:32:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-06 23:32:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-06 23:32:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-06 23:32:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-12-06 23:32:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-12-06 23:32:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2021-12-06 23:32:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2021-12-06 23:32:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-06 23:32:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-06 23:32:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure nv_shutdown [2021-12-06 23:32:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_shutdown [2021-12-06 23:32:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 23:32:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-06 23:32:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2021-12-06 23:32:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-06 23:32:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-06 23:32:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2021-12-06 23:32:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2021-12-06 23:32:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 23:32:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 23:32:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 23:32:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 23:32:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 23:32:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 23:32:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-06 23:32:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-06 23:32:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-06 23:32:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-06 23:32:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2021-12-06 23:32:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2021-12-06 23:32:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-12-06 23:32:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-12-06 23:32:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2021-12-06 23:32:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2021-12-06 23:32:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-06 23:32:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-06 23:32:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2021-12-06 23:32:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2021-12-06 23:32:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2021-12-06 23:32:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2021-12-06 23:32:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 23:32:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 23:32:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 23:32:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 23:32:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 23:32:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 23:32:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-06 23:32:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-06 23:32:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2021-12-06 23:32:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2021-12-06 23:32:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-06 23:32:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-06 23:32:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 23:32:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 23:32:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2021-12-06 23:32:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2021-12-06 23:32:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2021-12-06 23:32:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2021-12-06 23:32:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-06 23:32:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-06 23:32:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 23:32:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 23:32:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2021-12-06 23:32:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2021-12-06 23:32:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-06 23:32:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-06 23:32:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2021-12-06 23:32:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2021-12-06 23:32:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 23:32:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 23:32:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-06 23:32:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-06 23:32:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2021-12-06 23:32:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2021-12-06 23:32:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 23:32:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 23:32:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2021-12-06 23:32:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2021-12-06 23:32:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 23:32:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 23:32:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 23:32:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 23:32:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 23:32:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 23:32:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2021-12-06 23:32:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2021-12-06 23:32:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-06 23:32:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 23:32:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2021-12-06 23:32:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2021-12-06 23:32:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2021-12-06 23:32:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-06 23:32:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-06 23:32:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 23:32:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 23:32:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-06 23:32:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-06 23:32:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-06 23:32:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-06 23:32:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-12-06 23:32:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-12-06 23:32:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2021-12-06 23:32:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2021-12-06 23:32:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-06 23:32:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-06 23:32:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2021-12-06 23:32:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2021-12-06 23:32:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 23:32:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 23:32:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-06 23:32:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-06 23:32:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2021-12-06 23:32:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2021-12-06 23:32:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-12-06 23:32:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-12-06 23:32:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 23:32:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 23:32:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-06 23:32:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-06 23:32:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-06 23:32:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-06 23:32:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2021-12-06 23:32:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2021-12-06 23:32:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-06 23:32:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-06 23:32:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 23:32:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 23:32:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-06 23:32:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-06 23:32:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-06 23:32:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-06 23:32:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-06 23:32:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-06 23:32:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-06 23:32:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-06 23:32:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 23:32:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2021-12-06 23:32:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2021-12-06 23:32:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2021-12-06 23:32:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 23:32:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2021-12-06 23:32:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2021-12-06 23:32:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2021-12-06 23:32:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2021-12-06 23:32:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-06 23:32:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-06 23:32:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-06 23:32:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-06 23:32:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-06 23:32:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-06 23:32:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2021-12-06 23:32:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2021-12-06 23:32:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-06 23:32:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-06 23:32:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 23:32:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 23:32:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-06 23:32:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-06 23:32:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 23:32:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 23:32:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-06 23:32:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-06 23:32:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-06 23:32:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-06 23:32:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2021-12-06 23:32:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2021-12-06 23:32:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-06 23:32:13,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-06 23:32:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2021-12-06 23:32:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2021-12-06 23:32:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2021-12-06 23:32:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2021-12-06 23:32:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-12-06 23:32:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-12-06 23:32:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2021-12-06 23:32:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2021-12-06 23:32:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2021-12-06 23:32:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2021-12-06 23:32:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2021-12-06 23:32:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2021-12-06 23:32:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-06 23:32:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-06 23:32:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 23:32:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 23:32:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-06 23:32:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-06 23:32:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-06 23:32:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-06 23:32:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2021-12-06 23:32:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2021-12-06 23:32:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-12-06 23:32:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 23:32:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-12-06 23:32:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2021-12-06 23:32:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 23:32:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2021-12-06 23:32:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 23:32:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2021-12-06 23:32:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2021-12-06 23:32:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-12-06 23:32:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-12-06 23:32:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 23:32:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 23:32:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 23:32:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 23:32:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2021-12-06 23:32:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2021-12-06 23:32:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-06 23:32:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-06 23:32:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2021-12-06 23:32:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2021-12-06 23:32:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-06 23:32:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-06 23:32:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2021-12-06 23:32:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2021-12-06 23:32:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-06 23:32:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-06 23:32:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 23:32:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 23:32:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-06 23:32:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-06 23:32:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2021-12-06 23:32:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2021-12-06 23:32:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2021-12-06 23:32:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2021-12-06 23:32:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2021-12-06 23:32:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2021-12-06 23:32:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-06 23:32:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-06 23:32:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2021-12-06 23:32:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2021-12-06 23:32:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2021-12-06 23:32:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2021-12-06 23:32:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2021-12-06 23:32:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2021-12-06 23:32:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2021-12-06 23:32:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2021-12-06 23:32:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-06 23:32:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-06 23:32:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 23:32:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 23:32:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-06 23:32:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-06 23:32:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-06 23:32:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-06 23:32:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2021-12-06 23:32:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2021-12-06 23:32:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2021-12-06 23:32:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2021-12-06 23:32:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2021-12-06 23:32:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2021-12-06 23:32:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-06 23:32:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-06 23:32:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2021-12-06 23:32:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2021-12-06 23:32:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 23:32:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2021-12-06 23:32:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-06 23:32:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-06 23:32:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2021-12-06 23:32:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2021-12-06 23:32:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2021-12-06 23:32:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-06 23:32:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-06 23:32:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_regs_len [2021-12-06 23:32:13,282 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_regs_len [2021-12-06 23:32:14,063 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 23:32:14,067 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 23:32:14,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 23:43:56,064 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-06 23:43:56,175 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 23:43:56,207 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 23:43:56,207 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-06 23:43:56,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:43:56 BoogieIcfgContainer [2021-12-06 23:43:56,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 23:43:56,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 23:43:56,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 23:43:56,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 23:43:56,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 11:32:07" (1/3) ... [2021-12-06 23:43:56,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e13f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:43:56, skipping insertion in model container [2021-12-06 23:43:56,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:32:12" (2/3) ... [2021-12-06 23:43:56,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65e13f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:43:56, skipping insertion in model container [2021-12-06 23:43:56,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:43:56" (3/3) ... [2021-12-06 23:43:56,219 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-nvidia-forcedeth.cil.i [2021-12-06 23:43:56,224 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 23:43:56,224 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 23:43:56,286 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 23:43:56,291 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 23:43:56,291 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 23:43:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 5173 states, 3322 states have (on average 1.3037326911499096) internal successors, (4331), 3440 states have internal predecessors, (4331), 1640 states have call successors, (1640), 211 states have call predecessors, (1640), 210 states have return successors, (1629), 1599 states have call predecessors, (1629), 1629 states have call successors, (1629) [2021-12-06 23:43:56,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-12-06 23:43:56,394 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:43:56,395 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:43:56,395 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:43:56,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:43:56,399 INFO L85 PathProgramCache]: Analyzing trace with hash 2033539809, now seen corresponding path program 1 times [2021-12-06 23:43:56,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:43:56,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624583607] [2021-12-06 23:43:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:43:56,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:43:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 23:43:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:57,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 23:43:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:57,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 23:43:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 23:43:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 23:43:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 23:43:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 23:43:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 23:43:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 23:43:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 23:43:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 23:43:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 23:43:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 23:43:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:43:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 23:43:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 23:43:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 23:43:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 23:43:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 23:43:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 23:43:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 23:43:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 23:43:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 23:43:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 23:43:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:43:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-06 23:43:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-12-06 23:43:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:43:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2021-12-06 23:43:58,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:43:58,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624583607] [2021-12-06 23:43:58,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624583607] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:43:58,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:43:58,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 23:43:58,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519157969] [2021-12-06 23:43:58,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:43:58,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 23:43:58,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:43:58,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 23:43:58,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:43:58,447 INFO L87 Difference]: Start difference. First operand has 5173 states, 3322 states have (on average 1.3037326911499096) internal successors, (4331), 3440 states have internal predecessors, (4331), 1640 states have call successors, (1640), 211 states have call predecessors, (1640), 210 states have return successors, (1629), 1599 states have call predecessors, (1629), 1629 states have call successors, (1629) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-12-06 23:44:00,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:44:02,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:44:14,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:44:34,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:44:34,908 INFO L93 Difference]: Finished difference Result 16145 states and 24174 transitions. [2021-12-06 23:44:34,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 23:44:34,911 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 292 [2021-12-06 23:44:34,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:44:35,009 INFO L225 Difference]: With dead ends: 16145 [2021-12-06 23:44:35,009 INFO L226 Difference]: Without dead ends: 11008 [2021-12-06 23:44:35,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 23:44:35,055 INFO L933 BasicCegarLoop]: 8273 mSDtfsCounter, 9734 mSDsluCounter, 8208 mSDsCounter, 0 mSdLazyCounter, 5766 mSolverCounterSat, 5447 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11376 SdHoareTripleChecker+Valid, 16481 SdHoareTripleChecker+Invalid, 11216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5447 IncrementalHoareTripleChecker+Valid, 5766 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2021-12-06 23:44:35,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11376 Valid, 16481 Invalid, 11216 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5447 Valid, 5766 Invalid, 3 Unknown, 0 Unchecked, 35.4s Time] [2021-12-06 23:44:35,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11008 states. [2021-12-06 23:44:35,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11008 to 10134. [2021-12-06 23:44:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10134 states, 6506 states have (on average 1.2949584998462957) internal successors, (8425), 6739 states have internal predecessors, (8425), 3211 states have call successors, (3211), 417 states have call predecessors, (3211), 416 states have return successors, (3207), 3147 states have call predecessors, (3207), 3207 states have call successors, (3207) [2021-12-06 23:44:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10134 states to 10134 states and 14843 transitions. [2021-12-06 23:44:35,734 INFO L78 Accepts]: Start accepts. Automaton has 10134 states and 14843 transitions. Word has length 292 [2021-12-06 23:44:35,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:44:35,736 INFO L470 AbstractCegarLoop]: Abstraction has 10134 states and 14843 transitions. [2021-12-06 23:44:35,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-12-06 23:44:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 10134 states and 14843 transitions. [2021-12-06 23:44:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-12-06 23:44:35,751 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:44:35,752 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:44:35,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 23:44:35,752 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:44:35,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:44:35,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1811769276, now seen corresponding path program 1 times [2021-12-06 23:44:35,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:44:35,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138554579] [2021-12-06 23:44:35,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:44:35,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:44:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 23:44:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 23:44:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 23:44:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 23:44:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 23:44:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 23:44:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 23:44:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 23:44:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 23:44:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 23:44:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 23:44:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 23:44:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 23:44:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:44:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 23:44:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 23:44:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 23:44:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 23:44:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:36,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 23:44:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 23:44:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 23:44:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 23:44:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 23:44:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 23:44:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-06 23:44:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-06 23:44:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-06 23:44:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-06 23:44:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-06 23:44:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:44:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-06 23:44:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-06 23:44:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-06 23:44:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:44:37,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2824 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2814 trivial. 0 not checked. [2021-12-06 23:44:37,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:44:37,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138554579] [2021-12-06 23:44:37,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138554579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:44:37,137 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:44:37,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 23:44:37,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573611260] [2021-12-06 23:44:37,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:44:37,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 23:44:37,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:44:37,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 23:44:37,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:44:37,140 INFO L87 Difference]: Start difference. First operand 10134 states and 14843 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-12-06 23:44:39,270 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:44:41,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:45:13,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:45:13,061 INFO L93 Difference]: Finished difference Result 21537 states and 31789 transitions. [2021-12-06 23:45:13,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 23:45:13,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 348 [2021-12-06 23:45:13,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:45:13,162 INFO L225 Difference]: With dead ends: 21537 [2021-12-06 23:45:13,162 INFO L226 Difference]: Without dead ends: 16452 [2021-12-06 23:45:13,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 23:45:13,189 INFO L933 BasicCegarLoop]: 13897 mSDtfsCounter, 7649 mSDsluCounter, 10557 mSDsCounter, 0 mSdLazyCounter, 5815 mSolverCounterSat, 3807 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9290 SdHoareTripleChecker+Valid, 24454 SdHoareTripleChecker+Invalid, 9624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3807 IncrementalHoareTripleChecker+Valid, 5815 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2021-12-06 23:45:13,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9290 Valid, 24454 Invalid, 9624 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3807 Valid, 5815 Invalid, 2 Unknown, 0 Unchecked, 35.1s Time] [2021-12-06 23:45:13,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16452 states. [2021-12-06 23:45:13,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16452 to 15141. [2021-12-06 23:45:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15141 states, 9724 states have (on average 1.2954545454545454) internal successors, (12597), 10072 states have internal predecessors, (12597), 4793 states have call successors, (4793), 624 states have call predecessors, (4793), 623 states have return successors, (4789), 4699 states have call predecessors, (4789), 4789 states have call successors, (4789) [2021-12-06 23:45:13,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15141 states to 15141 states and 22179 transitions. [2021-12-06 23:45:13,864 INFO L78 Accepts]: Start accepts. Automaton has 15141 states and 22179 transitions. Word has length 348 [2021-12-06 23:45:13,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:45:13,865 INFO L470 AbstractCegarLoop]: Abstraction has 15141 states and 22179 transitions. [2021-12-06 23:45:13,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-12-06 23:45:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 15141 states and 22179 transitions. [2021-12-06 23:45:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-12-06 23:45:13,878 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:45:13,878 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:45:13,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 23:45:13,879 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:45:13,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:45:13,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1952317886, now seen corresponding path program 1 times [2021-12-06 23:45:13,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:45:13,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576330128] [2021-12-06 23:45:13,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:45:13,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:45:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:14,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 23:45:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:14,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:14,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 23:45:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:14,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:14,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 23:45:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:14,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 23:45:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 23:45:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 23:45:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 23:45:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 23:45:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 23:45:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 23:45:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 23:45:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 23:45:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 23:45:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:45:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 23:45:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 23:45:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 23:45:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 23:45:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 23:45:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 23:45:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 23:45:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 23:45:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 23:45:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 23:45:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-06 23:45:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-06 23:45:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-06 23:45:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-06 23:45:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-06 23:45:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-06 23:45:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-06 23:45:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-06 23:45:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:15,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2824 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2824 trivial. 0 not checked. [2021-12-06 23:45:15,393 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:45:15,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576330128] [2021-12-06 23:45:15,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576330128] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:45:15,394 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:45:15,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:45:15,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578727038] [2021-12-06 23:45:15,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:45:15,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:45:15,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:45:15,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:45:15,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:45:15,395 INFO L87 Difference]: Start difference. First operand 15141 states and 22179 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 23:45:17,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:45:47,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:45:47,894 INFO L93 Difference]: Finished difference Result 16458 states and 24350 transitions. [2021-12-06 23:45:47,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 23:45:47,894 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 348 [2021-12-06 23:45:47,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:45:47,955 INFO L225 Difference]: With dead ends: 16458 [2021-12-06 23:45:47,955 INFO L226 Difference]: Without dead ends: 16456 [2021-12-06 23:45:47,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-06 23:45:47,962 INFO L933 BasicCegarLoop]: 7068 mSDtfsCounter, 7707 mSDsluCounter, 13690 mSDsCounter, 0 mSdLazyCounter, 6296 mSolverCounterSat, 3784 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8673 SdHoareTripleChecker+Valid, 20758 SdHoareTripleChecker+Invalid, 10081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3784 IncrementalHoareTripleChecker+Valid, 6296 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2021-12-06 23:45:47,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8673 Valid, 20758 Invalid, 10081 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3784 Valid, 6296 Invalid, 1 Unknown, 0 Unchecked, 31.3s Time] [2021-12-06 23:45:47,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16456 states. [2021-12-06 23:45:48,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16456 to 15145. [2021-12-06 23:45:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15145 states, 9727 states have (on average 1.2953634214043384) internal successors, (12600), 10075 states have internal predecessors, (12600), 4793 states have call successors, (4793), 625 states have call predecessors, (4793), 624 states have return successors, (4789), 4699 states have call predecessors, (4789), 4789 states have call successors, (4789) [2021-12-06 23:45:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15145 states to 15145 states and 22182 transitions. [2021-12-06 23:45:48,599 INFO L78 Accepts]: Start accepts. Automaton has 15145 states and 22182 transitions. Word has length 348 [2021-12-06 23:45:48,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:45:48,600 INFO L470 AbstractCegarLoop]: Abstraction has 15145 states and 22182 transitions. [2021-12-06 23:45:48,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 23:45:48,600 INFO L276 IsEmpty]: Start isEmpty. Operand 15145 states and 22182 transitions. [2021-12-06 23:45:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-12-06 23:45:48,614 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:45:48,614 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:45:48,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 23:45:48,615 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 23:45:48,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:45:48,615 INFO L85 PathProgramCache]: Analyzing trace with hash 498416837, now seen corresponding path program 1 times [2021-12-06 23:45:48,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:45:48,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203036049] [2021-12-06 23:45:48,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:45:48,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:45:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 23:45:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 23:45:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-06 23:45:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 23:45:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 23:45:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 23:45:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 23:45:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 23:45:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-06 23:45:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 23:45:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-06 23:45:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 23:45:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 23:45:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 23:45:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 23:45:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-06 23:45:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 23:45:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 23:45:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 23:45:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 23:45:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 23:45:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 23:45:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 23:45:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 23:45:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-06 23:45:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-06 23:45:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-06 23:45:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-06 23:45:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-06 23:45:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:45:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-06 23:45:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-06 23:45:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-12-06 23:45:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 23:45:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:45:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2826 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2824 trivial. 0 not checked. [2021-12-06 23:45:49,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:45:49,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203036049] [2021-12-06 23:45:49,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203036049] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:45:49,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:45:49,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:45:49,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760861724] [2021-12-06 23:45:49,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:45:49,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:45:49,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:45:49,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:45:49,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:45:49,996 INFO L87 Difference]: Start difference. First operand 15145 states and 22182 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 23:45:52,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:46:01,763 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []