./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/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_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:50:35,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:50:35,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:50:35,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:50:35,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:50:35,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:50:35,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:50:35,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:50:35,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:50:35,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:50:35,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:50:35,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:50:35,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:50:35,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:50:35,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:50:35,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:50:35,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:50:35,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:50:35,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:50:35,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:50:35,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:50:35,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:50:35,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:50:35,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:50:35,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:50:35,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:50:35,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:50:35,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:50:35,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:50:35,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:50:35,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:50:35,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:50:35,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:50:35,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:50:35,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:50:35,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:50:35,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:50:35,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:50:35,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:50:35,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:50:35,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:50:35,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:50:35,292 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:50:35,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:50:35,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:50:35,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:50:35,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:50:35,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:50:35,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:50:35,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:50:35,297 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:50:35,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:50:35,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:50:35,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:50:35,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:50:35,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:50:35,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:50:35,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:50:35,300 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:50:35,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:50:35,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:50:35,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:50:35,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:50:35,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:50:35,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:50:35,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:50:35,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:50:35,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:50:35,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:50:35,303 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:50:35,303 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:50:35,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:50:35,304 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_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 [2022-11-18 19:50:35,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:50:35,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:50:35,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:50:35,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:50:35,772 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:50:35,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-18 19:50:35,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/data/e8b676943/c857ef6f5c5f4d8bbf6ac3b1bace0c47/FLAGd7719d600 [2022-11-18 19:50:37,495 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:50:37,496 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-18 19:50:37,616 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/data/e8b676943/c857ef6f5c5f4d8bbf6ac3b1bace0c47/FLAGd7719d600 [2022-11-18 19:50:37,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/data/e8b676943/c857ef6f5c5f4d8bbf6ac3b1bace0c47 [2022-11-18 19:50:37,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:50:37,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:50:37,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:50:37,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:50:37,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:50:37,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:50:37" (1/1) ... [2022-11-18 19:50:37,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dab0961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:37, skipping insertion in model container [2022-11-18 19:50:37,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:50:37" (1/1) ... [2022-11-18 19:50:37,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:50:38,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:50:46,127 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:46,131 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:46,132 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:46,132 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:46,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:50:46,300 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:50:47,207 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:47,208 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:47,208 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:47,209 WARN L234 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_ddc225d6-0931-4065-9f22-afca7ca0a242/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] [2022-11-18 19:50:47,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:50:47,951 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:50:47,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47 WrapperNode [2022-11-18 19:50:47,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:50:47,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:50:47,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:50:47,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:50:47,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:48,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:48,766 INFO L138 Inliner]: procedures = 850, calls = 8720, calls flagged for inlining = 414, calls inlined = 359, statements flattened = 17406 [2022-11-18 19:50:48,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:50:48,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:50:48,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:50:48,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:50:48,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:48,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:48,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:48,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:49,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:49,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:49,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:49,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:49,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:50:49,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:50:49,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:50:49,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:50:49,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (1/1) ... [2022-11-18 19:50:49,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:50:49,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:50,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:50:50,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc225d6-0931-4065-9f22-afca7ca0a242/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:50:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-18 19:50:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-18 19:50:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-18 19:50:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-18 19:50:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-18 19:50:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-18 19:50:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-18 19:50:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-18 19:50:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-18 19:50:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-18 19:50:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-18 19:50:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-18 19:50:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:50:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:50:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-18 19:50:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-18 19:50:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 19:50:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 19:50:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 19:50:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 19:50:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-18 19:50:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-18 19:50:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-18 19:50:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-18 19:50:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-18 19:50:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-18 19:50:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-18 19:50:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-18 19:50:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-18 19:50:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-18 19:50:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-18 19:50:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 19:50:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 19:50:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 19:50:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 19:50:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-18 19:50:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-18 19:50:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-18 19:50:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-18 19:50:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-18 19:50:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-18 19:50:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 19:50:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 19:50:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 19:50:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 19:50:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-18 19:50:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-18 19:50:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-18 19:50:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-18 19:50:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-18 19:50:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-18 19:50:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-18 19:50:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-18 19:50:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 19:50:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 19:50:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-18 19:50:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-18 19:50:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 19:50:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 19:50:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-18 19:50:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-18 19:50:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:50:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-18 19:50:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-18 19:50:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-18 19:50:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-18 19:50:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-18 19:50:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-18 19:50:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-18 19:50:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-18 19:50:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-18 19:50:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-18 19:50:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 19:50:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 19:50:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-18 19:50:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-18 19:50:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 19:50:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 19:50:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-18 19:50:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-18 19:50:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-18 19:50:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-18 19:50:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-18 19:50:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-18 19:50:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 19:50:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 19:50:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-18 19:50:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-18 19:50:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-18 19:50:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-18 19:50:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-18 19:50:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-18 19:50:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-18 19:50:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-18 19:50:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-18 19:50:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-18 19:50:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-18 19:50:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-18 19:50:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:50:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-18 19:50:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-18 19:50:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-18 19:50:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-18 19:50:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-18 19:50:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-18 19:50:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-18 19:50:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-18 19:50:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-18 19:50:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-18 19:50:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:50:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-18 19:50:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-18 19:50:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 19:50:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 19:50:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 19:50:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 19:50:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:50:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-18 19:50:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-18 19:50:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:50:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-18 19:50:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-18 19:50:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-18 19:50:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-18 19:50:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-18 19:50:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-18 19:50:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-18 19:50:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-18 19:50:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 19:50:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 19:50:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-18 19:50:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-18 19:50:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-18 19:50:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-18 19:50:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 19:50:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 19:50:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-18 19:50:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-18 19:50:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-18 19:50:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-18 19:50:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-18 19:50:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-18 19:50:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 19:50:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 19:50:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-18 19:50:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-18 19:50:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-18 19:50:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-18 19:50:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-18 19:50:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-18 19:50:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:50:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:50:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 19:50:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 19:50:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:50:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 19:50:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 19:50:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-18 19:50:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-18 19:50:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-18 19:50:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-18 19:50:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 19:50:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 19:50:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 19:50:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 19:50:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 19:50:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-18 19:50:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-18 19:50:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-18 19:50:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-18 19:50:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-18 19:50:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-18 19:50:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-18 19:50:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-18 19:50:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 19:50:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 19:50:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-18 19:50:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-18 19:50:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-18 19:50:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-18 19:50:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-18 19:50:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-18 19:50:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-18 19:50:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-18 19:50:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-18 19:50:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-18 19:50:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-18 19:50:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-18 19:50:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:50:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-18 19:50:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-18 19:50:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-18 19:50:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-18 19:50:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:50:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-18 19:50:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-18 19:50:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-18 19:50:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-18 19:50:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-18 19:50:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-18 19:50:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:50:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:50:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-18 19:50:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-18 19:50:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 19:50:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 19:50:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-18 19:50:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-18 19:50:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-18 19:50:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-18 19:50:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-18 19:50:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-18 19:50:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 19:50:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 19:50:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-18 19:50:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-18 19:50:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-18 19:50:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-18 19:50:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_85 [2022-11-18 19:50:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_85 [2022-11-18 19:50:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-18 19:50:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-18 19:50:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-18 19:50:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-18 19:50:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 19:50:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 19:50:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-11-18 19:50:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-11-18 19:50:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-18 19:50:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-18 19:50:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:50:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-18 19:50:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-18 19:50:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:50:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:50:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-18 19:50:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-18 19:50:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-18 19:50:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-18 19:50:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_99 [2022-11-18 19:50:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_99 [2022-11-18 19:50:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 19:50:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 19:50:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-18 19:50:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-18 19:50:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-18 19:50:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-18 19:50:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-18 19:50:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-18 19:50:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-18 19:50:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-18 19:50:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:50:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:50:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-18 19:50:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-18 19:50:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 19:50:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 19:50:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-18 19:50:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-18 19:50:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-18 19:50:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-18 19:50:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-18 19:50:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-18 19:50:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-18 19:50:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-18 19:50:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-18 19:50:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-18 19:50:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-18 19:50:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-18 19:50:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-18 19:50:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-18 19:50:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-18 19:50:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-18 19:50:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-18 19:50:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-18 19:50:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:50:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:50:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-18 19:50:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-18 19:50:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-18 19:50:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-18 19:50:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:50:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:50:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-18 19:50:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-18 19:50:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-18 19:50:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-18 19:50:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 19:50:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 19:50:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-18 19:50:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-18 19:50:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-18 19:50:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-18 19:50:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-18 19:50:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-18 19:50:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-18 19:50:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-18 19:50:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-18 19:50:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-18 19:50:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-18 19:50:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-18 19:50:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-18 19:50:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-18 19:50:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:50:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:50:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-18 19:50:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-18 19:50:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-18 19:50:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-18 19:50:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 19:50:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 19:50:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-18 19:50:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-18 19:50:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 19:50:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 19:50:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 19:50:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 19:50:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-18 19:50:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-18 19:50:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:50:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-18 19:50:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-18 19:50:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-18 19:50:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-18 19:50:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-18 19:50:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-18 19:50:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-18 19:50:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-18 19:50:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 19:50:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 19:50:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:50:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-18 19:50:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-18 19:50:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-18 19:50:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-18 19:50:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 19:50:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 19:50:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:50:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-18 19:50:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-18 19:50:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-18 19:50:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-18 19:50:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-18 19:50:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-18 19:50:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 19:50:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 19:50:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-11-18 19:50:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-11-18 19:50:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:50:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:50:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-18 19:50:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-18 19:50:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_86 [2022-11-18 19:50:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_86 [2022-11-18 19:50:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 19:50:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 19:50:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-18 19:50:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-18 19:50:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-18 19:50:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-18 19:50:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-18 19:50:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-18 19:50:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-18 19:50:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-18 19:50:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-18 19:50:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-18 19:50:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-18 19:50:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-18 19:50:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-18 19:50:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-18 19:50:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-18 19:50:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-18 19:50:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-18 19:50:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-18 19:50:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:50:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:50:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:50:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:50:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-18 19:50:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-18 19:50:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-18 19:50:50,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-18 19:50:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-18 19:50:50,107 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-18 19:50:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-18 19:50:50,107 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-18 19:50:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-18 19:50:50,107 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-18 19:50:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-18 19:50:50,108 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-18 19:50:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-18 19:50:50,108 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-18 19:50:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 19:50:50,108 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 19:50:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-18 19:50:50,108 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-18 19:50:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-18 19:50:50,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-18 19:50:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-18 19:50:50,109 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-18 19:50:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-18 19:50:50,109 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-18 19:50:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-18 19:50:50,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-18 19:50:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-18 19:50:50,109 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-18 19:50:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:50:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:50:50,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:50:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-18 19:50:50,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-18 19:50:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:50:50,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:50:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-18 19:50:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-18 19:50:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 19:50:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 19:50:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-18 19:50:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-18 19:50:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-18 19:50:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-18 19:50:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-18 19:50:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-18 19:50:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-18 19:50:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-18 19:50:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-18 19:50:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-18 19:50:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-18 19:50:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-18 19:50:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-18 19:50:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-18 19:50:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 19:50:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 19:50:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-18 19:50:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-18 19:50:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-18 19:50:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-18 19:50:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 19:50:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 19:50:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-18 19:50:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-18 19:50:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 19:50:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 19:50:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-18 19:50:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-18 19:50:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-18 19:50:50,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-18 19:50:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-18 19:50:50,115 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-18 19:50:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-18 19:50:50,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-18 19:50:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:50:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-18 19:50:50,116 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-18 19:50:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-18 19:50:50,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-18 19:50:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 19:50:50,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 19:50:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-18 19:50:50,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-18 19:50:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-18 19:50:50,117 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-18 19:50:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-18 19:50:50,117 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-18 19:50:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-18 19:50:50,117 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-18 19:50:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-18 19:50:50,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-18 19:50:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-18 19:50:50,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-18 19:50:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 19:50:50,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 19:50:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-18 19:50:50,118 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-18 19:50:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-18 19:50:50,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-18 19:50:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-18 19:50:50,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-18 19:50:50,119 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-18 19:50:50,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-18 19:50:50,119 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-18 19:50:50,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-18 19:50:50,119 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-18 19:50:50,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-18 19:50:50,119 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-18 19:50:50,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-18 19:50:50,120 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 19:50:50,120 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 19:50:50,120 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-18 19:50:50,120 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-18 19:50:50,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-18 19:50:50,120 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-18 19:50:50,120 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-18 19:50:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-18 19:50:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:50:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:50:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-18 19:50:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-18 19:50:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-18 19:50:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-18 19:50:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-18 19:50:50,122 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-18 19:50:50,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:50:50,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:50:50,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_98 [2022-11-18 19:50:50,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_98 [2022-11-18 19:50:50,122 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-18 19:50:50,122 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-18 19:50:50,122 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 19:50:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 19:50:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-18 19:50:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-18 19:50:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-18 19:50:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-18 19:50:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-18 19:50:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-18 19:50:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-18 19:50:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-18 19:50:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 19:50:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 19:50:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-18 19:50:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-18 19:50:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-18 19:50:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-18 19:50:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 19:50:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 19:50:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 19:50:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 19:50:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 19:50:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 19:50:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:50:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-18 19:50:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-18 19:50:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-18 19:50:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-18 19:50:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-18 19:50:50,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-18 19:50:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-18 19:50:50,126 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-18 19:50:52,062 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:50:52,072 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:50:52,652 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:53:33,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-18 19:53:33,263 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:53:33,295 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:53:33,296 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-18 19:53:33,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:53:33 BoogieIcfgContainer [2022-11-18 19:53:33,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:53:33,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:53:33,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:53:33,309 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:53:33,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:50:37" (1/3) ... [2022-11-18 19:53:33,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4425d1b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:53:33, skipping insertion in model container [2022-11-18 19:53:33,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:47" (2/3) ... [2022-11-18 19:53:33,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4425d1b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:53:33, skipping insertion in model container [2022-11-18 19:53:33,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:53:33" (3/3) ... [2022-11-18 19:53:33,312 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-18 19:53:33,331 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:53:33,331 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-18 19:53:33,484 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:53:33,490 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5e26c126, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:53:33,491 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-18 19:53:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand has 6404 states, 4527 states have (on average 1.3585155732273029) internal successors, (6150), 4601 states have internal predecessors, (6150), 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) [2022-11-18 19:53:33,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-11-18 19:53:33,547 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:53:33,548 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:53:33,549 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-18 19:53:33,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:53:33,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1448118834, now seen corresponding path program 1 times [2022-11-18 19:53:33,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:53:33,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683967685] [2022-11-18 19:53:33,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:33,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:53:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:53:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:53:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 19:53:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:53:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 19:53:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:53:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:53:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:53:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:53:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:53:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:53:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 19:53:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 19:53:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:53:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:53:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 19:53:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 19:53:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 19:53:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 19:53:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 19:53:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 19:53:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 19:53:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 19:53:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 19:53:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 19:53:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 19:53:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 19:53:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:35,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 19:53:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:36,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-11-18 19:53:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-11-18 19:53:36,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:53:36,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683967685] [2022-11-18 19:53:36,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683967685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:53:36,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:53:36,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:53:36,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051474620] [2022-11-18 19:53:36,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:53:36,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:53:36,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:53:36,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:53:36,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:53:36,108 INFO L87 Difference]: Start difference. First operand has 6404 states, 4527 states have (on average 1.3585155732273029) internal successors, (6150), 4601 states have internal predecessors, (6150), 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) [2022-11-18 19:53:41,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:19,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:21,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:45,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:47,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:54:47,388 INFO L93 Difference]: Finished difference Result 20082 states and 31002 transitions. [2022-11-18 19:54:47,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:54:47,391 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 [2022-11-18 19:54:47,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:54:47,529 INFO L225 Difference]: With dead ends: 20082 [2022-11-18 19:54:47,529 INFO L226 Difference]: Without dead ends: 13724 [2022-11-18 19:54:47,624 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:54:47,628 INFO L413 NwaCegarLoop]: 7650 mSDtfsCounter, 13425 mSDsluCounter, 9358 mSDsCounter, 0 mSdLazyCounter, 9705 mSolverCounterSat, 5063 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14963 SdHoareTripleChecker+Valid, 17008 SdHoareTripleChecker+Invalid, 14771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5063 IncrementalHoareTripleChecker+Valid, 9705 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:54:47,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14963 Valid, 17008 Invalid, 14771 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5063 Valid, 9705 Invalid, 3 Unknown, 0 Unchecked, 69.3s Time] [2022-11-18 19:54:47,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13724 states. [2022-11-18 19:54:48,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13724 to 12509. [2022-11-18 19:54:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 8870 states have (on average 1.333934611048478) internal successors, (11832), 9017 states have internal predecessors, (11832), 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) [2022-11-18 19:54:48,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 18076 transitions. [2022-11-18 19:54:48,673 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 18076 transitions. Word has length 325 [2022-11-18 19:54:48,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:54:48,676 INFO L495 AbstractCegarLoop]: Abstraction has 12509 states and 18076 transitions. [2022-11-18 19:54:48,676 INFO L496 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) [2022-11-18 19:54:48,676 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 18076 transitions. [2022-11-18 19:54:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-11-18 19:54:48,691 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:54:48,692 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:54:48,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:54:48,693 INFO L420 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)] === [2022-11-18 19:54:48,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:54:48,694 INFO L85 PathProgramCache]: Analyzing trace with hash 2052994928, now seen corresponding path program 1 times [2022-11-18 19:54:48,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:54:48,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349719703] [2022-11-18 19:54:48,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:54:48,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:54:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:54:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:54:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 19:54:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:54:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 19:54:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:54:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:54:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:54:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:54:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:49,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:54:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:54:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 19:54:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 19:54:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:54:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:54:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 19:54:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 19:54:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 19:54:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 19:54:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 19:54:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 19:54:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 19:54:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 19:54:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 19:54:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 19:54:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 19:54:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 19:54:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 19:54:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-18 19:54:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-11-18 19:54:50,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:54:50,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349719703] [2022-11-18 19:54:50,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349719703] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:54:50,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:54:50,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:54:50,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413000084] [2022-11-18 19:54:50,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:54:50,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:54:50,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:54:50,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:54:50,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:54:50,445 INFO L87 Difference]: Start difference. First operand 12509 states and 18076 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) [2022-11-18 19:54:55,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:42,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:44,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:56:07,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:56:08,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:56:08,470 INFO L93 Difference]: Finished difference Result 39314 states and 57308 transitions. [2022-11-18 19:56:08,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:56:08,471 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 [2022-11-18 19:56:08,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:56:08,682 INFO L225 Difference]: With dead ends: 39314 [2022-11-18 19:56:08,683 INFO L226 Difference]: Without dead ends: 26864 [2022-11-18 19:56:08,764 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:56:08,765 INFO L413 NwaCegarLoop]: 8473 mSDtfsCounter, 12853 mSDsluCounter, 9983 mSDsCounter, 0 mSdLazyCounter, 10065 mSolverCounterSat, 4824 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14350 SdHoareTripleChecker+Valid, 18456 SdHoareTripleChecker+Invalid, 14892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4824 IncrementalHoareTripleChecker+Valid, 10065 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:56:08,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14350 Valid, 18456 Invalid, 14892 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4824 Valid, 10065 Invalid, 3 Unknown, 0 Unchecked, 76.1s Time] [2022-11-18 19:56:08,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26864 states. [2022-11-18 19:56:10,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26864 to 24414. [2022-11-18 19:56:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24414 states, 17333 states have (on average 1.334044885478567) internal successors, (23123), 17617 states have internal predecessors, (23123), 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) [2022-11-18 19:56:10,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24414 states to 24414 states and 35241 transitions. [2022-11-18 19:56:10,302 INFO L78 Accepts]: Start accepts. Automaton has 24414 states and 35241 transitions. Word has length 343 [2022-11-18 19:56:10,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:56:10,303 INFO L495 AbstractCegarLoop]: Abstraction has 24414 states and 35241 transitions. [2022-11-18 19:56:10,304 INFO L496 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) [2022-11-18 19:56:10,304 INFO L276 IsEmpty]: Start isEmpty. Operand 24414 states and 35241 transitions. [2022-11-18 19:56:10,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-18 19:56:10,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:56:10,315 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:56:10,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:56:10,316 INFO L420 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)] === [2022-11-18 19:56:10,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:56:10,316 INFO L85 PathProgramCache]: Analyzing trace with hash -703597512, now seen corresponding path program 1 times [2022-11-18 19:56:10,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:56:10,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041759559] [2022-11-18 19:56:10,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:56:10,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:56:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:56:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:56:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 19:56:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:56:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 19:56:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:56:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:56:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:56:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:56:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:56:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:56:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 19:56:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 19:56:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:56:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:56:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 19:56:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 19:56:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 19:56:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 19:56:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 19:56:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 19:56:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 19:56:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 19:56:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 19:56:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 19:56:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 19:56:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 19:56:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 19:56:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-18 19:56:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-11-18 19:56:11,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:56:11,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041759559] [2022-11-18 19:56:11,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041759559] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:56:11,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:56:11,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:56:11,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91719060] [2022-11-18 19:56:11,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:56:11,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:56:11,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:56:11,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:56:11,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:56:11,794 INFO L87 Difference]: Start difference. First operand 24414 states and 35241 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) [2022-11-18 19:56:18,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:02,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:04,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:17,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:18,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:57:18,649 INFO L93 Difference]: Finished difference Result 73229 states and 106541 transitions. [2022-11-18 19:57:18,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:57:18,650 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 [2022-11-18 19:57:18,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:57:18,959 INFO L225 Difference]: With dead ends: 73229 [2022-11-18 19:57:18,959 INFO L226 Difference]: Without dead ends: 48874 [2022-11-18 19:57:19,086 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:57:19,089 INFO L413 NwaCegarLoop]: 7400 mSDtfsCounter, 11816 mSDsluCounter, 9291 mSDsCounter, 0 mSdLazyCounter, 9572 mSolverCounterSat, 4731 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13130 SdHoareTripleChecker+Valid, 16691 SdHoareTripleChecker+Invalid, 14306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4731 IncrementalHoareTripleChecker+Valid, 9572 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:57:19,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13130 Valid, 16691 Invalid, 14306 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4731 Valid, 9572 Invalid, 3 Unknown, 0 Unchecked, 64.2s Time] [2022-11-18 19:57:19,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48874 states. [2022-11-18 19:57:21,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48874 to 46360. [2022-11-18 19:57:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46360 states, 32743 states have (on average 1.3310631279968237) internal successors, (43583), 33337 states have internal predecessors, (43583), 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) [2022-11-18 19:57:22,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46360 states to 46360 states and 67356 transitions. [2022-11-18 19:57:22,331 INFO L78 Accepts]: Start accepts. Automaton has 46360 states and 67356 transitions. Word has length 345 [2022-11-18 19:57:22,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:57:22,332 INFO L495 AbstractCegarLoop]: Abstraction has 46360 states and 67356 transitions. [2022-11-18 19:57:22,332 INFO L496 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) [2022-11-18 19:57:22,332 INFO L276 IsEmpty]: Start isEmpty. Operand 46360 states and 67356 transitions. [2022-11-18 19:57:22,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-11-18 19:57:22,340 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:57:22,340 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:57:22,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:57:22,341 INFO L420 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)] === [2022-11-18 19:57:22,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:57:22,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1901507887, now seen corresponding path program 1 times [2022-11-18 19:57:22,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:57:22,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008058346] [2022-11-18 19:57:22,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:57:22,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:57:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:57:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:57:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 19:57:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:57:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 19:57:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:57:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:57:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:57:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:57:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:57:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:57:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 19:57:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 19:57:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:57:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:57:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 19:57:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 19:57:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 19:57:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 19:57:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 19:57:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 19:57:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 19:57:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:23,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 19:57:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 19:57:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 19:57:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 19:57:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 19:57:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 19:57:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-18 19:57:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-18 19:57:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-18 19:57:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-11-18 19:57:24,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:57:24,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008058346] [2022-11-18 19:57:24,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008058346] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:57:24,151 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:57:24,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:57:24,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769499679] [2022-11-18 19:57:24,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:57:24,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:57:24,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:57:24,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:57:24,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:57:24,154 INFO L87 Difference]: Start difference. First operand 46360 states and 67356 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) [2022-11-18 19:57:30,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:16,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:18,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:24,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:32,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:34,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:58:34,529 INFO L93 Difference]: Finished difference Result 141753 states and 208165 transitions. [2022-11-18 19:58:34,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:58:34,530 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 [2022-11-18 19:58:34,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:58:35,392 INFO L225 Difference]: With dead ends: 141753 [2022-11-18 19:58:35,392 INFO L226 Difference]: Without dead ends: 95452 [2022-11-18 19:58:35,667 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:58:35,668 INFO L413 NwaCegarLoop]: 7701 mSDtfsCounter, 13244 mSDsluCounter, 9513 mSDsCounter, 0 mSdLazyCounter, 9652 mSolverCounterSat, 5084 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14686 SdHoareTripleChecker+Valid, 17214 SdHoareTripleChecker+Invalid, 14740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5084 IncrementalHoareTripleChecker+Valid, 9652 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 66.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:58:35,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14686 Valid, 17214 Invalid, 14740 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5084 Valid, 9652 Invalid, 4 Unknown, 0 Unchecked, 66.0s Time] [2022-11-18 19:58:35,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95452 states. [2022-11-18 19:58:40,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95452 to 93022. [2022-11-18 19:58:40,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93022 states, 65835 states have (on average 1.3304017619807094) internal successors, (87587), 67123 states have internal predecessors, (87587), 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) [2022-11-18 19:58:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93022 states to 93022 states and 136864 transitions. [2022-11-18 19:58:41,935 INFO L78 Accepts]: Start accepts. Automaton has 93022 states and 136864 transitions. Word has length 347 [2022-11-18 19:58:41,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:58:41,938 INFO L495 AbstractCegarLoop]: Abstraction has 93022 states and 136864 transitions. [2022-11-18 19:58:41,938 INFO L496 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) [2022-11-18 19:58:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 93022 states and 136864 transitions. [2022-11-18 19:58:41,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-11-18 19:58:41,951 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:58:41,951 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:58:41,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:58:41,952 INFO L420 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)] === [2022-11-18 19:58:41,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:58:41,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1564578094, now seen corresponding path program 1 times [2022-11-18 19:58:41,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:58:41,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626251250] [2022-11-18 19:58:41,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:58:41,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:58:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:58:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:58:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 19:58:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:58:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 19:58:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:58:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:58:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:58:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:58:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:58:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:58:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 19:58:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 19:58:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:58:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:58:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 19:58:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 19:58:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 19:58:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 19:58:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 19:58:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 19:58:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 19:58:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 19:58:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 19:58:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 19:58:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 19:58:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 19:58:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 19:58:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-18 19:58:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-18 19:58:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:43,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2022-11-18 19:58:43,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:58:43,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626251250] [2022-11-18 19:58:43,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626251250] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:58:43,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:58:43,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:58:43,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008094437] [2022-11-18 19:58:43,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:58:43,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:58:43,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:58:43,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:58:43,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:58:43,663 INFO L87 Difference]: Start difference. First operand 93022 states and 136864 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) [2022-11-18 19:58:48,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:42,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:45,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:55,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:57,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:59:57,047 INFO L93 Difference]: Finished difference Result 233206 states and 343478 transitions. [2022-11-18 19:59:57,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:59:57,047 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 [2022-11-18 19:59:57,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:59:58,280 INFO L225 Difference]: With dead ends: 233206 [2022-11-18 19:59:58,280 INFO L226 Difference]: Without dead ends: 140243 [2022-11-18 19:59:58,778 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:59:58,778 INFO L413 NwaCegarLoop]: 7884 mSDtfsCounter, 13080 mSDsluCounter, 9577 mSDsCounter, 0 mSdLazyCounter, 9863 mSolverCounterSat, 5010 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14564 SdHoareTripleChecker+Valid, 17461 SdHoareTripleChecker+Invalid, 14875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5010 IncrementalHoareTripleChecker+Valid, 9863 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 66.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:59:58,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14564 Valid, 17461 Invalid, 14875 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5010 Valid, 9863 Invalid, 2 Unknown, 0 Unchecked, 66.2s Time] [2022-11-18 19:59:58,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140243 states. [2022-11-18 20:00:04,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140243 to 136681. [2022-11-18 20:00:05,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136681 states, 97007 states have (on average 1.3298627934066614) internal successors, (129006), 98922 states have internal predecessors, (129006), 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) [2022-11-18 20:00:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136681 states to 136681 states and 200551 transitions. [2022-11-18 20:00:06,452 INFO L78 Accepts]: Start accepts. Automaton has 136681 states and 200551 transitions. Word has length 355 [2022-11-18 20:00:06,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:00:06,453 INFO L495 AbstractCegarLoop]: Abstraction has 136681 states and 200551 transitions. [2022-11-18 20:00:06,454 INFO L496 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) [2022-11-18 20:00:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 136681 states and 200551 transitions. [2022-11-18 20:00:06,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2022-11-18 20:00:06,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:00:06,464 INFO L195 NwaCegarLoop]: 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] [2022-11-18 20:00:06,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:00:06,464 INFO L420 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)] === [2022-11-18 20:00:06,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:06,465 INFO L85 PathProgramCache]: Analyzing trace with hash -835408231, now seen corresponding path program 1 times [2022-11-18 20:00:06,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:06,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414916734] [2022-11-18 20:00:06,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:06,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:00:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:00:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:00:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:00:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:00:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:00:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:00:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:00:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:00:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:00:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:00:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:00:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:00:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:00:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:00:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:00:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:00:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:00:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:00:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 20:00:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 20:00:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:00:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 20:00:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 20:00:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 20:00:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 20:00:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 20:00:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 20:00:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-11-18 20:00:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-18 20:00:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-18 20:00:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3331 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3324 trivial. 0 not checked. [2022-11-18 20:00:08,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:08,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414916734] [2022-11-18 20:00:08,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414916734] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:08,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:08,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:00:08,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145446522] [2022-11-18 20:00:08,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:08,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:00:08,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:08,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:00:08,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:00:08,272 INFO L87 Difference]: Start difference. First operand 136681 states and 200551 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) [2022-11-18 20:00:20,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:14,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:16,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:19,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:29,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:31,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:01:31,220 INFO L93 Difference]: Finished difference Result 314931 states and 462930 transitions. [2022-11-18 20:01:31,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:01:31,221 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 [2022-11-18 20:01:31,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:01:32,419 INFO L225 Difference]: With dead ends: 314931 [2022-11-18 20:01:32,419 INFO L226 Difference]: Without dead ends: 178309 [2022-11-18 20:01:32,948 INFO L412 NwaCegarLoop]: 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 [2022-11-18 20:01:32,948 INFO L413 NwaCegarLoop]: 9186 mSDtfsCounter, 12453 mSDsluCounter, 10355 mSDsCounter, 0 mSdLazyCounter, 10404 mSolverCounterSat, 4702 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13970 SdHoareTripleChecker+Valid, 19541 SdHoareTripleChecker+Invalid, 15109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4702 IncrementalHoareTripleChecker+Valid, 10404 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 73.9s IncrementalHoareTripleChecker+Time [2022-11-18 20:01:32,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13970 Valid, 19541 Invalid, 15109 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4702 Valid, 10404 Invalid, 3 Unknown, 0 Unchecked, 73.9s Time] [2022-11-18 20:01:33,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178309 states. [2022-11-18 20:01:40,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178309 to 173696. [2022-11-18 20:01:40,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173696 states, 123285 states have (on average 1.3290100174392667) internal successors, (163847), 125763 states have internal predecessors, (163847), 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) [2022-11-18 20:01:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173696 states to 173696 states and 254674 transitions. [2022-11-18 20:01:42,661 INFO L78 Accepts]: Start accepts. Automaton has 173696 states and 254674 transitions. Word has length 368 [2022-11-18 20:01:42,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:01:42,674 INFO L495 AbstractCegarLoop]: Abstraction has 173696 states and 254674 transitions. [2022-11-18 20:01:42,674 INFO L496 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) [2022-11-18 20:01:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 173696 states and 254674 transitions. [2022-11-18 20:01:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-11-18 20:01:42,699 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:01:42,699 INFO L195 NwaCegarLoop]: 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] [2022-11-18 20:01:42,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:01:42,700 INFO L420 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)] === [2022-11-18 20:01:42,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:42,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1727457083, now seen corresponding path program 1 times [2022-11-18 20:01:42,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:42,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664728109] [2022-11-18 20:01:42,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:42,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:01:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:01:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:01:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:01:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:01:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:01:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:01:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:01:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:01:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:01:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:01:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:01:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:01:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:01:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:01:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:01:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:01:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:01:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:01:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-18 20:01:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 20:01:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:01:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-18 20:01:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-18 20:01:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-18 20:01:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 20:01:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-18 20:01:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:43,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 20:01:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-18 20:01:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-18 20:01:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-18 20:01:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-11-18 20:01:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-11-18 20:01:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-18 20:01:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-11-18 20:01:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3525 trivial. 0 not checked. [2022-11-18 20:01:44,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:44,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664728109] [2022-11-18 20:01:44,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664728109] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:44,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:44,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:01:44,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418123864] [2022-11-18 20:01:44,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:44,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:01:44,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:44,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:01:44,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:01:44,091 INFO L87 Difference]: Start difference. First operand 173696 states and 254674 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) [2022-11-18 20:01:57,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:00,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:02,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:05,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:07,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:23,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:03:23,390 INFO L93 Difference]: Finished difference Result 527898 states and 776068 transitions. [2022-11-18 20:03:23,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:03:23,391 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 [2022-11-18 20:03:23,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:03:25,608 INFO L225 Difference]: With dead ends: 527898 [2022-11-18 20:03:25,608 INFO L226 Difference]: Without dead ends: 354380 [2022-11-18 20:03:26,954 INFO L412 NwaCegarLoop]: 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 [2022-11-18 20:03:26,954 INFO L413 NwaCegarLoop]: 10836 mSDtfsCounter, 11958 mSDsluCounter, 11560 mSDsCounter, 0 mSdLazyCounter, 10834 mSolverCounterSat, 4177 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13473 SdHoareTripleChecker+Valid, 22396 SdHoareTripleChecker+Invalid, 15016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 4177 IncrementalHoareTripleChecker+Valid, 10834 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.7s IncrementalHoareTripleChecker+Time [2022-11-18 20:03:26,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13473 Valid, 22396 Invalid, 15016 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [4177 Valid, 10834 Invalid, 5 Unknown, 0 Unchecked, 82.7s Time] [2022-11-18 20:03:27,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354380 states.