./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF --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 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:09:07,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:09:07,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:09:07,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:09:07,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:09:07,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:09:07,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:09:07,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:09:07,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:09:07,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:09:07,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:09:07,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:09:07,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:09:07,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:09:07,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:09:07,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:09:07,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:09:07,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:09:07,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:09:07,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:09:07,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:09:07,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:09:07,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:09:07,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:09:07,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:09:07,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:09:07,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:09:07,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:09:07,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:09:07,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:09:07,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:09:07,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:09:07,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:09:07,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:09:07,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:09:07,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:09:07,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:09:07,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:09:07,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:09:07,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:09:07,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:09:07,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:09:07,411 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:09:07,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:09:07,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:09:07,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:09:07,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:09:07,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:09:07,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:09:07,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:09:07,415 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:09:07,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:09:07,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:09:07,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:09:07,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:09:07,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:09:07,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:09:07,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:09:07,417 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:09:07,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:09:07,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:09:07,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:09:07,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:09:07,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:09:07,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:09:07,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:09:07,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:09:07,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:09:07,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:09:07,421 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:09:07,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:09:07,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:09:07,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:09:07,422 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 [2021-11-20 06:09:07,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:09:07,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:09:07,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:09:07,770 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:09:07,771 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:09:07,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-20 06:09:07,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/data/7a3156160/d5ced28ccd084186b0c9030875bd4fb3/FLAG4d4144d37 [2021-11-20 06:09:09,283 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:09:09,283 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-20 06:09:09,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/data/7a3156160/d5ced28ccd084186b0c9030875bd4fb3/FLAG4d4144d37 [2021-11-20 06:09:09,829 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/data/7a3156160/d5ced28ccd084186b0c9030875bd4fb3 [2021-11-20 06:09:09,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:09:09,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:09:09,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:09:09,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:09:09,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:09:09,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:09:09" (1/1) ... [2021-11-20 06:09:09,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4e1367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:09, skipping insertion in model container [2021-11-20 06:09:09,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:09:09" (1/1) ... [2021-11-20 06:09:09,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:09:10,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:09:20,926 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703766,703779] [2021-11-20 06:09:20,930 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703935,703948] [2021-11-20 06:09:20,931 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704102,704115] [2021-11-20 06:09:20,932 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704270,704283] [2021-11-20 06:09:20,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:09:21,143 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:09:22,230 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703766,703779] [2021-11-20 06:09:22,231 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703935,703948] [2021-11-20 06:09:22,232 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704102,704115] [2021-11-20 06:09:22,233 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_04e3ede0-f9f3-4552-948b-71e88fb89ca7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704270,704283] [2021-11-20 06:09:22,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:09:23,192 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:09:23,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23 WrapperNode [2021-11-20 06:09:23,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:09:23,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:09:23,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:09:23,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:09:23,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:23,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:24,295 INFO L137 Inliner]: procedures = 850, calls = 8704, calls flagged for inlining = 414, calls inlined = 359, statements flattened = 16760 [2021-11-20 06:09:24,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:09:24,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:09:24,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:09:24,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:09:24,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:24,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:24,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:24,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:25,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:25,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:25,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:25,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:09:25,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:09:25,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:09:25,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:09:25,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (1/1) ... [2021-11-20 06:09:25,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:09:25,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:09:25,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:09:26,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e3ede0-f9f3-4552-948b-71e88fb89ca7/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:09:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-20 06:09:26,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-20 06:09:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-20 06:09:26,139 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-20 06:09:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-20 06:09:26,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-20 06:09:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-20 06:09:26,140 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-20 06:09:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-20 06:09:26,141 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-20 06:09:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-20 06:09:26,141 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-20 06:09:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-20 06:09:26,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-20 06:09:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-20 06:09:26,142 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-20 06:09:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 06:09:26,142 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 06:09:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 06:09:26,142 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 06:09:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-20 06:09:26,143 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-20 06:09:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-20 06:09:26,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-20 06:09:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-20 06:09:26,144 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-20 06:09:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-20 06:09:26,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-20 06:09:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-20 06:09:26,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-20 06:09:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-20 06:09:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-20 06:09:26,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-20 06:09:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 06:09:26,146 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 06:09:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-20 06:09:26,146 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-20 06:09:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-20 06:09:26,146 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-20 06:09:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-20 06:09:26,147 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-20 06:09:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-20 06:09:26,147 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-20 06:09:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 06:09:26,148 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 06:09:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-20 06:09:26,149 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-20 06:09:26,149 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-20 06:09:26,149 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-20 06:09:26,149 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-20 06:09:26,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-20 06:09:26,151 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-20 06:09:26,151 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-20 06:09:26,151 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 06:09:26,152 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 06:09:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-20 06:09:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-20 06:09:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-20 06:09:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-20 06:09:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-20 06:09:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-20 06:09:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:09:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-20 06:09:26,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-20 06:09:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-11-20 06:09:26,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2021-11-20 06:09:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-20 06:09:26,155 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-20 06:09:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-20 06:09:26,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-20 06:09:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-20 06:09:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-20 06:09:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-20 06:09:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-20 06:09:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-20 06:09:26,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-20 06:09:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-20 06:09:26,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-20 06:09:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2021-11-20 06:09:26,158 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2021-11-20 06:09:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-20 06:09:26,159 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-20 06:09:26,159 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-20 06:09:26,160 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-20 06:09:26,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-20 06:09:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-20 06:09:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-20 06:09:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-20 06:09:26,161 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-20 06:09:26,161 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-20 06:09:26,162 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-20 06:09:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-20 06:09:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-20 06:09:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-20 06:09:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-20 06:09:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-20 06:09:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-20 06:09:26,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-20 06:09:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:09:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-20 06:09:26,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-20 06:09:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-20 06:09:26,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-20 06:09:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-20 06:09:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-20 06:09:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-20 06:09:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-20 06:09:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-20 06:09:26,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-20 06:09:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:09:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-11-20 06:09:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2021-11-20 06:09:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 06:09:26,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 06:09:26,172 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 06:09:26,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 06:09:26,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:09:26,173 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-20 06:09:26,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-20 06:09:26,174 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 06:09:26,174 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-20 06:09:26,175 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-20 06:09:26,180 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-20 06:09:26,180 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-20 06:09:26,181 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-20 06:09:26,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-20 06:09:26,181 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-20 06:09:26,181 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-20 06:09:26,181 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 06:09:26,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 06:09:26,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-20 06:09:26,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-20 06:09:26,182 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2021-11-20 06:09:26,182 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2021-11-20 06:09:26,182 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 06:09:26,182 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 06:09:26,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-20 06:09:26,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-20 06:09:26,183 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-20 06:09:26,183 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-20 06:09:26,183 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-20 06:09:26,183 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-20 06:09:26,184 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 06:09:26,184 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 06:09:26,186 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-20 06:09:26,186 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-20 06:09:26,186 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-20 06:09:26,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-20 06:09:26,187 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-20 06:09:26,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-20 06:09:26,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:09:26,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:09:26,187 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 06:09:26,188 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 06:09:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:09:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 06:09:26,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 06:09:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-20 06:09:26,188 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-20 06:09:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-20 06:09:26,189 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-20 06:09:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-20 06:09:26,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-20 06:09:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 06:09:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-20 06:09:26,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-20 06:09:26,190 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 06:09:26,190 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 06:09:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-20 06:09:26,191 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-20 06:09:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-20 06:09:26,191 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-20 06:09:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-20 06:09:26,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-20 06:09:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:09:26,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:09:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-20 06:09:26,192 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-20 06:09:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-20 06:09:26,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-20 06:09:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-20 06:09:26,193 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-20 06:09:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-20 06:09:26,194 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-20 06:09:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-20 06:09:26,194 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-20 06:09:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-20 06:09:26,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-20 06:09:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:09:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-20 06:09:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-20 06:09:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-20 06:09:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-20 06:09:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:09:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-20 06:09:26,196 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-20 06:09:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2021-11-20 06:09:26,196 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2021-11-20 06:09:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-20 06:09:26,196 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-20 06:09:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 06:09:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 06:09:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-20 06:09:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-20 06:09:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-20 06:09:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-20 06:09:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-11-20 06:09:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2021-11-20 06:09:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-20 06:09:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-20 06:09:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-20 06:09:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-20 06:09:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 06:09:26,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 06:09:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-20 06:09:26,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-20 06:09:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-20 06:09:26,199 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-20 06:09:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_85 [2021-11-20 06:09:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_85 [2021-11-20 06:09:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-20 06:09:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-20 06:09:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-20 06:09:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-20 06:09:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 06:09:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 06:09:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2021-11-20 06:09:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2021-11-20 06:09:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-20 06:09:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-20 06:09:26,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:09:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-20 06:09:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-20 06:09:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:09:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:09:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-20 06:09:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-20 06:09:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2021-11-20 06:09:26,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2021-11-20 06:09:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_99 [2021-11-20 06:09:26,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_99 [2021-11-20 06:09:26,209 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-20 06:09:26,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-20 06:09:26,209 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-20 06:09:26,209 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-20 06:09:26,209 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-20 06:09:26,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-20 06:09:26,210 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2021-11-20 06:09:26,210 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2021-11-20 06:09:26,211 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2021-11-20 06:09:26,213 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2021-11-20 06:09:26,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 06:09:26,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 06:09:26,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-20 06:09:26,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-20 06:09:26,215 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-20 06:09:26,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-20 06:09:26,215 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-20 06:09:26,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-20 06:09:26,215 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-20 06:09:26,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-20 06:09:26,216 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-20 06:09:26,216 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-20 06:09:26,216 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-20 06:09:26,216 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-20 06:09:26,216 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-20 06:09:26,216 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-20 06:09:26,216 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-20 06:09:26,217 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-20 06:09:26,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-20 06:09:26,217 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-20 06:09:26,217 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-20 06:09:26,217 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-20 06:09:26,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-20 06:09:26,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-20 06:09:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 06:09:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 06:09:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-20 06:09:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-20 06:09:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-20 06:09:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-20 06:09:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:09:26,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:09:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-20 06:09:26,219 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-20 06:09:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-20 06:09:26,219 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-20 06:09:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-20 06:09:26,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-20 06:09:26,220 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-20 06:09:26,220 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-20 06:09:26,220 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-20 06:09:26,220 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-20 06:09:26,220 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-20 06:09:26,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-20 06:09:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-20 06:09:26,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-20 06:09:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-20 06:09:26,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-20 06:09:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-20 06:09:26,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-20 06:09:26,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-20 06:09:26,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2021-11-20 06:09:26,222 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 06:09:26,222 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 06:09:26,222 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-20 06:09:26,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-20 06:09:26,222 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-20 06:09:26,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-20 06:09:26,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 06:09:26,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-20 06:09:26,223 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-20 06:09:26,223 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-20 06:09:26,223 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-20 06:09:26,223 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-20 06:09:26,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 06:09:26,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 06:09:26,224 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-20 06:09:26,224 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-20 06:09:26,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:09:26,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-20 06:09:26,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-20 06:09:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-20 06:09:26,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-20 06:09:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-20 06:09:26,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-20 06:09:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-20 06:09:26,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-20 06:09:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-20 06:09:26,226 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-20 06:09:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 06:09:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-20 06:09:26,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-20 06:09:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-20 06:09:26,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-20 06:09:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 06:09:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 06:09:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:09:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-20 06:09:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-20 06:09:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-20 06:09:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-20 06:09:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-20 06:09:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-20 06:09:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 06:09:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 06:09:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2021-11-20 06:09:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2021-11-20 06:09:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 06:09:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 06:09:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-20 06:09:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-20 06:09:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_86 [2021-11-20 06:09:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_86 [2021-11-20 06:09:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-20 06:09:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-20 06:09:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-20 06:09:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-20 06:09:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-20 06:09:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-20 06:09:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-20 06:09:26,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-20 06:09:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-20 06:09:26,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-20 06:09:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-20 06:09:26,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-20 06:09:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-20 06:09:26,231 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-20 06:09:26,231 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-20 06:09:26,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-20 06:09:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-20 06:09:26,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-20 06:09:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-20 06:09:26,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-20 06:09:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:09:26,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:09:26,233 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 06:09:26,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 06:09:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-20 06:09:26,234 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-20 06:09:26,234 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-20 06:09:26,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-20 06:09:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-20 06:09:26,235 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-20 06:09:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-20 06:09:26,235 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-20 06:09:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 06:09:26,235 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 06:09:26,235 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-20 06:09:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-20 06:09:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-20 06:09:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-20 06:09:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-20 06:09:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-20 06:09:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-20 06:09:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-20 06:09:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-20 06:09:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-20 06:09:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-20 06:09:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-20 06:09:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-20 06:09:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-20 06:09:26,238 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 06:09:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 06:09:26,238 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-20 06:09:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-20 06:09:26,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:09:26,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:09:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:09:26,239 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-20 06:09:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-20 06:09:26,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-20 06:09:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-20 06:09:26,239 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-20 06:09:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-20 06:09:26,239 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-20 06:09:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-20 06:09:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-11-20 06:09:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2021-11-20 06:09:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 06:09:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 06:09:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2021-11-20 06:09:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2021-11-20 06:09:26,241 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-20 06:09:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-20 06:09:26,241 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-20 06:09:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-20 06:09:26,241 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-20 06:09:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-20 06:09:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-20 06:09:26,242 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-20 06:09:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-20 06:09:26,242 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-20 06:09:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-20 06:09:26,242 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-20 06:09:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-20 06:09:26,243 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-20 06:09:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-20 06:09:26,243 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-20 06:09:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-20 06:09:26,243 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-20 06:09:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-20 06:09:26,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-20 06:09:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-20 06:09:26,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-20 06:09:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-20 06:09:26,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-20 06:09:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-20 06:09:26,244 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-20 06:09:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-20 06:09:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-20 06:09:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:09:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-20 06:09:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-20 06:09:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-20 06:09:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-20 06:09:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-20 06:09:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-20 06:09:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-20 06:09:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-20 06:09:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-20 06:09:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-20 06:09:26,246 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-20 06:09:26,246 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-20 06:09:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-20 06:09:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-20 06:09:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 06:09:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 06:09:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-20 06:09:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-20 06:09:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-20 06:09:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-20 06:09:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-20 06:09:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-20 06:09:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-20 06:09:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-20 06:09:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-20 06:09:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-20 06:09:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-20 06:09:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-20 06:09:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-20 06:09:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-20 06:09:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-20 06:09:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-20 06:09:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-20 06:09:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-20 06:09:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-20 06:09:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-20 06:09:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-20 06:09:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-20 06:09:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2021-11-20 06:09:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2021-11-20 06:09:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-20 06:09:26,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-20 06:09:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 06:09:26,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 06:09:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-20 06:09:26,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-20 06:09:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-20 06:09:26,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-20 06:09:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-20 06:09:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-20 06:09:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-20 06:09:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-20 06:09:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_98 [2021-11-20 06:09:26,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_98 [2021-11-20 06:09:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-20 06:09:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-20 06:09:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-20 06:09:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-20 06:09:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-20 06:09:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-20 06:09:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-20 06:09:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-20 06:09:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-20 06:09:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-20 06:09:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-20 06:09:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-20 06:09:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-20 06:09:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-20 06:09:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-20 06:09:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-20 06:09:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-20 06:09:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-20 06:09:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 06:09:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 06:09:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:09:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:09:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-20 06:09:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-20 06:09:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:09:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-20 06:09:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-20 06:09:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-20 06:09:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-20 06:09:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-20 06:09:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-20 06:09:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-20 06:09:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-20 06:09:28,440 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:09:28,449 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:09:29,117 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:12:52,634 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-20 06:12:52,867 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:12:52,931 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:12:52,932 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-20 06:12:52,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:12:52 BoogieIcfgContainer [2021-11-20 06:12:52,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:12:52,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:12:52,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:12:52,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:12:52,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:09:09" (1/3) ... [2021-11-20 06:12:52,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe761c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:12:52, skipping insertion in model container [2021-11-20 06:12:52,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:09:23" (2/3) ... [2021-11-20 06:12:52,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe761c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:12:52, skipping insertion in model container [2021-11-20 06:12:52,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:12:52" (3/3) ... [2021-11-20 06:12:52,953 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2021-11-20 06:12:52,960 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:12:52,961 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-20 06:12:53,064 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:12:53,073 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:12:53,074 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-20 06:12:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand has 6080 states, 4203 states have (on average 1.3162027123483226) internal successors, (5532), 4277 states have internal predecessors, (5532), 1615 states have call successors, (1615), 260 states have call predecessors, (1615), 259 states have return successors, (1606), 1596 states have call predecessors, (1606), 1606 states have call successors, (1606) [2021-11-20 06:12:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-20 06:12:53,321 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:12:53,323 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:12:53,324 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:12:53,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:12:53,332 INFO L85 PathProgramCache]: Analyzing trace with hash -858281018, now seen corresponding path program 1 times [2021-11-20 06:12:53,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:12:53,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623525748] [2021-11-20 06:12:53,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:12:53,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:12:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:12:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:12:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:12:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:12:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:12:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:12:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:12:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:12:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:12:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:12:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:12:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:12:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:12:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:12:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:12:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:12:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:12:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:12:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:12:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:12:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:12:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:12:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:12:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:12:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:55,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:12:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:12:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:12:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:12:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:12:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-11-20 06:12:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:12:56,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-20 06:12:56,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:12:56,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623525748] [2021-11-20 06:12:56,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623525748] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:12:56,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:12:56,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:12:56,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501322099] [2021-11-20 06:12:56,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:12:56,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:12:56,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:12:56,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:12:56,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:12:56,248 INFO L87 Difference]: Start difference. First operand has 6080 states, 4203 states have (on average 1.3162027123483226) internal successors, (5532), 4277 states have internal predecessors, (5532), 1615 states have call successors, (1615), 260 states have call predecessors, (1615), 259 states have return successors, (1606), 1596 states have call predecessors, (1606), 1606 states have call successors, (1606) Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-20 06:13:00,348 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:13:31,633 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:13:34,075 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:13:45,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:13:47,942 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:13:56,086 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:14:00,115 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:14:05,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:14:05,157 INFO L93 Difference]: Finished difference Result 19060 states and 28606 transitions. [2021-11-20 06:14:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:14:05,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 325 [2021-11-20 06:14:05,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:14:05,373 INFO L225 Difference]: With dead ends: 19060 [2021-11-20 06:14:05,373 INFO L226 Difference]: Without dead ends: 13026 [2021-11-20 06:14:05,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:14:05,493 INFO L933 BasicCegarLoop]: 9366 mSDtfsCounter, 12056 mSDsluCounter, 9875 mSDsCounter, 0 mSdLazyCounter, 6064 mSolverCounterSat, 5450 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13591 SdHoareTripleChecker+Valid, 19241 SdHoareTripleChecker+Invalid, 11521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5450 IncrementalHoareTripleChecker+Valid, 6064 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:14:05,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13591 Valid, 19241 Invalid, 11521 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5450 Valid, 6064 Invalid, 7 Unknown, 0 Unchecked, 67.0s Time] [2021-11-20 06:14:05,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13026 states. [2021-11-20 06:14:06,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13026 to 11861. [2021-11-20 06:14:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11861 states, 8222 states have (on average 1.3118462661153003) internal successors, (10786), 8369 states have internal predecessors, (10786), 3124 states have call successors, (3124), 514 states have call predecessors, (3124), 512 states have return successors, (3120), 3099 states have call predecessors, (3120), 3120 states have call successors, (3120) [2021-11-20 06:14:06,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11861 states to 11861 states and 17030 transitions. [2021-11-20 06:14:06,977 INFO L78 Accepts]: Start accepts. Automaton has 11861 states and 17030 transitions. Word has length 325 [2021-11-20 06:14:06,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:14:06,986 INFO L470 AbstractCegarLoop]: Abstraction has 11861 states and 17030 transitions. [2021-11-20 06:14:06,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-20 06:14:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 11861 states and 17030 transitions. [2021-11-20 06:14:07,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2021-11-20 06:14:07,011 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:14:07,013 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:14:07,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:14:07,015 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:14:07,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:14:07,016 INFO L85 PathProgramCache]: Analyzing trace with hash 2130504037, now seen corresponding path program 1 times [2021-11-20 06:14:07,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:14:07,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175505417] [2021-11-20 06:14:07,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:14:07,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:14:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:07,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:14:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:07,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:07,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:14:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:07,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:07,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:14:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:07,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:14:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:14:08,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:14:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:14:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:14:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:14:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:14:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:14:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:14:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:14:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:14:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:14:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:14:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:14:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:14:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:14:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:14:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:14:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:14:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:14:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:14:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:14:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:14:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:14:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:14:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:14:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-11-20 06:14:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:14:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-20 06:14:08,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:14:08,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175505417] [2021-11-20 06:14:08,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175505417] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:14:08,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:14:08,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:14:08,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412929809] [2021-11-20 06:14:08,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:14:08,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:14:08,763 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:14:08,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:14:08,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:14:08,764 INFO L87 Difference]: Start difference. First operand 11861 states and 17030 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-20 06:14:12,736 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:14:40,547 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:14:42,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:14:57,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:14:57,500 INFO L93 Difference]: Finished difference Result 37270 states and 54010 transitions. [2021-11-20 06:14:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:14:57,504 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 343 [2021-11-20 06:14:57,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:14:57,753 INFO L225 Difference]: With dead ends: 37270 [2021-11-20 06:14:57,754 INFO L226 Difference]: Without dead ends: 25468 [2021-11-20 06:14:57,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:14:57,849 INFO L933 BasicCegarLoop]: 10356 mSDtfsCounter, 11487 mSDsluCounter, 10433 mSDsCounter, 0 mSdLazyCounter, 6158 mSolverCounterSat, 5222 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12984 SdHoareTripleChecker+Valid, 20789 SdHoareTripleChecker+Invalid, 11383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5222 IncrementalHoareTripleChecker+Valid, 6158 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:14:57,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12984 Valid, 20789 Invalid, 11383 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5222 Valid, 6158 Invalid, 3 Unknown, 0 Unchecked, 47.3s Time] [2021-11-20 06:14:57,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25468 states. [2021-11-20 06:14:59,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25468 to 23118. [2021-11-20 06:14:59,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23118 states, 16037 states have (on average 1.3114048762237327) internal successors, (21031), 16321 states have internal predecessors, (21031), 6061 states have call successors, (6061), 1021 states have call predecessors, (6061), 1017 states have return successors, (6057), 6017 states have call predecessors, (6057), 6057 states have call successors, (6057) [2021-11-20 06:14:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23118 states to 23118 states and 33149 transitions. [2021-11-20 06:14:59,910 INFO L78 Accepts]: Start accepts. Automaton has 23118 states and 33149 transitions. Word has length 343 [2021-11-20 06:14:59,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:14:59,913 INFO L470 AbstractCegarLoop]: Abstraction has 23118 states and 33149 transitions. [2021-11-20 06:14:59,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-20 06:14:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 23118 states and 33149 transitions. [2021-11-20 06:14:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2021-11-20 06:14:59,931 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:14:59,932 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:14:59,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:14:59,932 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:14:59,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:14:59,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1038069936, now seen corresponding path program 1 times [2021-11-20 06:14:59,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:14:59,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713007878] [2021-11-20 06:14:59,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:14:59,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:15:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:15:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:15:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:15:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:15:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:15:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:00,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:15:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:15:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:15:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:15:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:15:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:15:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:15:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:15:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:15:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:15:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:15:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:15:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:15:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:15:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:15:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:15:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:15:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:15:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:15:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:15:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:15:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:15:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:15:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 06:15:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-20 06:15:01,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:15:01,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713007878] [2021-11-20 06:15:01,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713007878] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:15:01,593 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:15:01,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:15:01,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871710353] [2021-11-20 06:15:01,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:15:01,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:15:01,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:15:01,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:15:01,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:15:01,596 INFO L87 Difference]: Start difference. First operand 23118 states and 33149 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-20 06:15:05,748 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:15:35,389 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:15:37,799 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:15:46,528 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:15:48,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:15:48,755 INFO L93 Difference]: Finished difference Result 69353 states and 100293 transitions. [2021-11-20 06:15:48,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:15:48,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 345 [2021-11-20 06:15:48,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:15:49,367 INFO L225 Difference]: With dead ends: 69353 [2021-11-20 06:15:49,368 INFO L226 Difference]: Without dead ends: 46294 [2021-11-20 06:15:49,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:15:49,511 INFO L933 BasicCegarLoop]: 9123 mSDtfsCounter, 10558 mSDsluCounter, 9819 mSDsCounter, 0 mSdLazyCounter, 5909 mSolverCounterSat, 5122 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11871 SdHoareTripleChecker+Valid, 18942 SdHoareTripleChecker+Invalid, 11035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5122 IncrementalHoareTripleChecker+Valid, 5909 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.2s IncrementalHoareTripleChecker+Time [2021-11-20 06:15:49,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11871 Valid, 18942 Invalid, 11035 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5122 Valid, 5909 Invalid, 4 Unknown, 0 Unchecked, 45.2s Time] [2021-11-20 06:15:49,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46294 states. [2021-11-20 06:15:52,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46294 to 43852. [2021-11-20 06:15:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43852 states, 30235 states have (on average 1.3079874317843558) internal successors, (39547), 30829 states have internal predecessors, (39547), 11503 states have call successors, (11503), 1979 states have call predecessors, (11503), 2111 states have return successors, (12270), 11531 states have call predecessors, (12270), 11499 states have call successors, (12270) [2021-11-20 06:15:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43852 states to 43852 states and 63320 transitions. [2021-11-20 06:15:53,645 INFO L78 Accepts]: Start accepts. Automaton has 43852 states and 63320 transitions. Word has length 345 [2021-11-20 06:15:53,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:15:53,653 INFO L470 AbstractCegarLoop]: Abstraction has 43852 states and 63320 transitions. [2021-11-20 06:15:53,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-20 06:15:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 43852 states and 63320 transitions. [2021-11-20 06:15:53,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-11-20 06:15:53,666 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:15:53,667 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:15:53,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 06:15:53,668 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:15:53,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:15:53,668 INFO L85 PathProgramCache]: Analyzing trace with hash -231107355, now seen corresponding path program 1 times [2021-11-20 06:15:53,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:15:53,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019782013] [2021-11-20 06:15:53,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:15:53,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:15:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:15:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:15:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:15:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:15:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:15:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:15:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:15:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:15:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:15:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:15:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:15:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:15:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:15:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:15:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:15:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:15:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:15:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:15:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:15:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:15:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:54,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:15:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:15:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:15:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:15:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:15:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:15:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:15:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:15:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-20 06:15:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-11-20 06:15:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:15:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-20 06:15:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:15:55,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-20 06:15:55,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:15:55,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019782013] [2021-11-20 06:15:55,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019782013] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:15:55,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:15:55,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:15:55,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524571400] [2021-11-20 06:15:55,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:15:55,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:15:55,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:15:55,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:15:55,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:15:55,360 INFO L87 Difference]: Start difference. First operand 43852 states and 63320 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2021-11-20 06:15:59,693 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:16:35,364 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:16:37,692 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:16:45,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:16:45,838 INFO L93 Difference]: Finished difference Result 134085 states and 195817 transitions. [2021-11-20 06:16:45,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:16:45,840 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 347 [2021-11-20 06:16:45,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:16:46,895 INFO L225 Difference]: With dead ends: 134085 [2021-11-20 06:16:46,895 INFO L226 Difference]: Without dead ends: 90292 [2021-11-20 06:16:47,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:16:47,224 INFO L933 BasicCegarLoop]: 9427 mSDtfsCounter, 11879 mSDsluCounter, 9999 mSDsCounter, 0 mSdLazyCounter, 5991 mSolverCounterSat, 5473 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13322 SdHoareTripleChecker+Valid, 19426 SdHoareTripleChecker+Invalid, 11467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5473 IncrementalHoareTripleChecker+Valid, 5991 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:16:47,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13322 Valid, 19426 Invalid, 11467 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5473 Valid, 5991 Invalid, 3 Unknown, 0 Unchecked, 46.6s Time] [2021-11-20 06:16:47,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90292 states. [2021-11-20 06:16:51,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90292 to 87950. [2021-11-20 06:16:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87950 states, 60763 states have (on average 1.3071606076066027) internal successors, (79427), 62051 states have internal predecessors, (79427), 22851 states have call successors, (22851), 3901 states have call predecessors, (22851), 4333 states have return successors, (26426), 22983 states have call predecessors, (26426), 22847 states have call successors, (26426) [2021-11-20 06:16:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87950 states to 87950 states and 128704 transitions. [2021-11-20 06:16:53,577 INFO L78 Accepts]: Start accepts. Automaton has 87950 states and 128704 transitions. Word has length 347 [2021-11-20 06:16:53,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:16:53,578 INFO L470 AbstractCegarLoop]: Abstraction has 87950 states and 128704 transitions. [2021-11-20 06:16:53,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2021-11-20 06:16:53,579 INFO L276 IsEmpty]: Start isEmpty. Operand 87950 states and 128704 transitions. [2021-11-20 06:16:53,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2021-11-20 06:16:53,590 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:16:53,591 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:16:53,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 06:16:53,592 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:16:53,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:16:53,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1979811883, now seen corresponding path program 1 times [2021-11-20 06:16:53,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:16:53,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199525637] [2021-11-20 06:16:53,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:16:53,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:16:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:16:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:16:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:16:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:16:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:16:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:16:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:16:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:16:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:16:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:16:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:16:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:16:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:16:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:16:54,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:16:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:54,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:16:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:16:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:16:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:16:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:16:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:16:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:16:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:16:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:16:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:16:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:16:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:16:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:16:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-20 06:16:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2021-11-20 06:16:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:16:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:16:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-20 06:16:55,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:16:55,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199525637] [2021-11-20 06:16:55,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199525637] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:16:55,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:16:55,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:16:55,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055360842] [2021-11-20 06:16:55,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:16:55,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:16:55,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:16:55,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:16:55,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:16:55,426 INFO L87 Difference]: Start difference. First operand 87950 states and 128704 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-20 06:16:59,008 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:17:35,797 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:17:38,122 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:17:47,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:17:47,306 INFO L93 Difference]: Finished difference Result 220394 states and 322850 transitions. [2021-11-20 06:17:47,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:17:47,309 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 355 [2021-11-20 06:17:47,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:17:48,684 INFO L225 Difference]: With dead ends: 220394 [2021-11-20 06:17:48,685 INFO L226 Difference]: Without dead ends: 132503 [2021-11-20 06:17:49,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:17:49,258 INFO L933 BasicCegarLoop]: 9364 mSDtfsCounter, 11860 mSDsluCounter, 9907 mSDsCounter, 0 mSdLazyCounter, 6082 mSolverCounterSat, 5453 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13342 SdHoareTripleChecker+Valid, 19271 SdHoareTripleChecker+Invalid, 11538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5453 IncrementalHoareTripleChecker+Valid, 6082 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:17:49,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13342 Valid, 19271 Invalid, 11538 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5453 Valid, 6082 Invalid, 3 Unknown, 0 Unchecked, 45.7s Time] [2021-11-20 06:17:49,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132503 states. [2021-11-20 06:17:55,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132503 to 129073. [2021-11-20 06:17:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129073 states, 89399 states have (on average 1.3061219924160226) internal successors, (116766), 91314 states have internal predecessors, (116766), 33255 states have call successors, (33255), 5782 states have call predecessors, (33255), 6416 states have return successors, (38290), 33439 states have call predecessors, (38290), 33251 states have call successors, (38290) [2021-11-20 06:17:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129073 states to 129073 states and 188311 transitions. [2021-11-20 06:17:57,854 INFO L78 Accepts]: Start accepts. Automaton has 129073 states and 188311 transitions. Word has length 355 [2021-11-20 06:17:57,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:17:57,857 INFO L470 AbstractCegarLoop]: Abstraction has 129073 states and 188311 transitions. [2021-11-20 06:17:57,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-20 06:17:57,857 INFO L276 IsEmpty]: Start isEmpty. Operand 129073 states and 188311 transitions. [2021-11-20 06:17:57,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-20 06:17:57,869 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:17:57,870 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 27, 27, 27, 27, 27, 27, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:17:57,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 06:17:57,870 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:17:57,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:17:57,871 INFO L85 PathProgramCache]: Analyzing trace with hash 822715934, now seen corresponding path program 1 times [2021-11-20 06:17:57,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:17:57,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662592321] [2021-11-20 06:17:57,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:17:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:17:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:17:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:17:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:17:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:17:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:17:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:17:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:17:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:58,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:17:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:17:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:17:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:17:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:17:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:17:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:17:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:17:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:17:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:17:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:17:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:17:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:17:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:17:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:17:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:17:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:17:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:17:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:17:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:17:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:17:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:17:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-11-20 06:17:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-11-20 06:17:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-11-20 06:17:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:17:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3324 trivial. 0 not checked. [2021-11-20 06:17:59,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:17:59,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662592321] [2021-11-20 06:17:59,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662592321] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:17:59,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:17:59,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:17:59,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834654482] [2021-11-20 06:17:59,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:17:59,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:17:59,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:17:59,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:17:59,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:17:59,541 INFO L87 Difference]: Start difference. First operand 129073 states and 188311 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-20 06:18:07,193 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:18:43,964 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:18:46,286 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:18:49,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:18:51,715 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:18:53,830 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:19:01,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:19:01,096 INFO L93 Difference]: Finished difference Result 297627 states and 435068 transitions. [2021-11-20 06:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:19:01,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 368 [2021-11-20 06:19:01,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:19:02,215 INFO L225 Difference]: With dead ends: 297627 [2021-11-20 06:19:02,216 INFO L226 Difference]: Without dead ends: 168613 [2021-11-20 06:19:03,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:19:03,114 INFO L933 BasicCegarLoop]: 10730 mSDtfsCounter, 11472 mSDsluCounter, 10525 mSDsCounter, 0 mSdLazyCounter, 6114 mSolverCounterSat, 5258 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12988 SdHoareTripleChecker+Valid, 21255 SdHoareTripleChecker+Invalid, 11378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5258 IncrementalHoareTripleChecker+Valid, 6114 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:19:03,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12988 Valid, 21255 Invalid, 11378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5258 Valid, 6114 Invalid, 6 Unknown, 0 Unchecked, 54.3s Time] [2021-11-20 06:19:03,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168613 states. [2021-11-20 06:19:09,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168613 to 164168. [2021-11-20 06:19:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164168 states, 113757 states have (on average 1.3055460323320762) internal successors, (148515), 116235 states have internal predecessors, (148515), 42246 states have call successors, (42246), 7382 states have call predecessors, (42246), 8162 states have return successors, (48581), 42392 states have call predecessors, (48581), 42242 states have call successors, (48581) [2021-11-20 06:19:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164168 states to 164168 states and 239342 transitions. [2021-11-20 06:19:11,582 INFO L78 Accepts]: Start accepts. Automaton has 164168 states and 239342 transitions. Word has length 368 [2021-11-20 06:19:11,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:19:11,583 INFO L470 AbstractCegarLoop]: Abstraction has 164168 states and 239342 transitions. [2021-11-20 06:19:11,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-20 06:19:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 164168 states and 239342 transitions. [2021-11-20 06:19:11,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-20 06:19:11,591 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:19:11,592 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:19:11,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 06:19:11,592 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-20 06:19:11,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:19:11,593 INFO L85 PathProgramCache]: Analyzing trace with hash 810066218, now seen corresponding path program 1 times [2021-11-20 06:19:11,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:19:11,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636015842] [2021-11-20 06:19:11,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:19:11,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:19:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-20 06:19:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:19:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:19:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-20 06:19:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-20 06:19:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 06:19:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-20 06:19:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:19:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:19:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 06:19:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-20 06:19:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-20 06:19:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-20 06:19:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:19:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-20 06:19:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-20 06:19:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-20 06:19:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-20 06:19:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-20 06:19:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-20 06:19:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-20 06:19:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-20 06:19:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:12,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-20 06:19:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-20 06:19:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-20 06:19:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-20 06:19:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-20 06:19:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-20 06:19:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-11-20 06:19:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-11-20 06:19:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-11-20 06:19:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-20 06:19:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:19:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-11-20 06:19:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 06:19:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-20 06:19:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:19:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3525 trivial. 0 not checked. [2021-11-20 06:19:13,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:19:13,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636015842] [2021-11-20 06:19:13,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636015842] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:19:13,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:19:13,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:19:13,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607536825] [2021-11-20 06:19:13,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:19:13,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:19:13,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:19:13,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:19:13,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:19:13,189 INFO L87 Difference]: Start difference. First operand 164168 states and 239342 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-11-20 06:19:20,562 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:19:58,973 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:01,594 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:03,603 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:06,118 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:20:17,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:20:17,064 INFO L93 Difference]: Finished difference Result 498978 states and 729492 transitions. [2021-11-20 06:20:17,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:20:17,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 381 [2021-11-20 06:20:17,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:20:19,297 INFO L225 Difference]: With dead ends: 498978 [2021-11-20 06:20:19,297 INFO L226 Difference]: Without dead ends: 334988 [2021-11-20 06:20:20,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:20:20,097 INFO L933 BasicCegarLoop]: 13964 mSDtfsCounter, 10616 mSDsluCounter, 12255 mSDsCounter, 0 mSdLazyCounter, 6159 mSolverCounterSat, 4341 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12133 SdHoareTripleChecker+Valid, 26219 SdHoareTripleChecker+Invalid, 10504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4341 IncrementalHoareTripleChecker+Valid, 6159 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:20:20,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12133 Valid, 26219 Invalid, 10504 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4341 Valid, 6159 Invalid, 4 Unknown, 0 Unchecked, 51.0s Time] [2021-11-20 06:20:20,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334988 states.